2354 lines
447 KiB
HTML
2354 lines
447 KiB
HTML
<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="API documentation for the Rust `String` struct in crate `nom`."><meta name="keywords" content="rust, rustlang, rust-lang, String"><title>nom::lib::std::string::String - Rust</title><link rel="stylesheet" type="text/css" href="../../../../normalize.css"><link rel="stylesheet" type="text/css" href="../../../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../../../dark.css"><link rel="stylesheet" type="text/css" href="../../../../light.css" id="themeStyle"><script src="../../../../storage.js"></script><noscript><link rel="stylesheet" href="../../../../noscript.css"></noscript><link rel="shortcut icon" href="../../../../favicon.ico"><style type="text/css">#crate-search{background-image:url("../../../../down-arrow.svg");}</style></head><body class="rustdoc struct"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu">☰</div><a href='../../../../nom/index.html'><div class='logo-container'><img src='../../../../rust-logo.png' alt='logo'></div></a><p class='location'>Struct String</p><div class="sidebar-elems"><div class="block items"><a class="sidebar-title" href="#methods">Methods</a><div class="sidebar-links"><a href="#method.as_bytes">as_bytes</a><a href="#method.as_mut_str">as_mut_str</a><a href="#method.as_mut_vec">as_mut_vec</a><a href="#method.as_str">as_str</a><a href="#method.capacity">capacity</a><a href="#method.clear">clear</a><a href="#method.drain">drain</a><a href="#method.from_raw_parts">from_raw_parts</a><a href="#method.from_utf16">from_utf16</a><a href="#method.from_utf16_lossy">from_utf16_lossy</a><a href="#method.from_utf8">from_utf8</a><a href="#method.from_utf8_lossy">from_utf8_lossy</a><a href="#method.from_utf8_unchecked">from_utf8_unchecked</a><a href="#method.insert">insert</a><a href="#method.insert_str">insert_str</a><a href="#method.into_boxed_str">into_boxed_str</a><a href="#method.into_bytes">into_bytes</a><a href="#method.into_raw_parts">into_raw_parts</a><a href="#method.is_empty">is_empty</a><a href="#method.len">len</a><a href="#method.new">new</a><a href="#method.pop">pop</a><a href="#method.push">push</a><a href="#method.push_str">push_str</a><a href="#method.remove">remove</a><a href="#method.replace_range">replace_range</a><a href="#method.reserve">reserve</a><a href="#method.reserve_exact">reserve_exact</a><a href="#method.retain">retain</a><a href="#method.shrink_to">shrink_to</a><a href="#method.shrink_to_fit">shrink_to_fit</a><a href="#method.split_off">split_off</a><a href="#method.truncate">truncate</a><a href="#method.try_reserve">try_reserve</a><a href="#method.try_reserve_exact">try_reserve_exact</a><a href="#method.with_capacity">with_capacity</a></div><a class="sidebar-title" href="#deref-methods">Methods from Deref<Target=str></a><div class="sidebar-links"><a href="#method.as_bytes-1">as_bytes</a><a href="#method.as_bytes_mut">as_bytes_mut</a><a href="#method.as_mut_ptr">as_mut_ptr</a><a href="#method.as_ptr">as_ptr</a><a href="#method.bytes">bytes</a><a href="#method.char_indices">char_indices</a><a href="#method.chars">chars</a><a href="#method.contains">contains</a><a href="#method.encode_utf16">encode_utf16</a><a href="#method.ends_with">ends_with</a><a href="#method.eq_ignore_ascii_case">eq_ignore_ascii_case</a><a href="#method.escape_debug">escape_debug</a><a href="#method.escape_default">escape_default</a><a href="#method.escape_unicode">escape_unicode</a><a href="#method.find">find</a><a href="#method.get">get</a><a href="#method.get_mut">get_mut</a><a href="#method.get_unchecked">get_unchecked</a><a href="#method.get_unchecked_mut">get_unchecked_mut</a><a href="#method.is_ascii">is_ascii</a><a href="#method.is_char_boundary">is_char_boundary</a><a href="#method.is_empty-1">is_empty</a><a href="#method.len-1">len</a><a href="#method.lines">lines</a><a href="#method.lines_any">lines_any</a><a href="#method.make_ascii_lowercase">make_ascii_lowercase</a><a href="#method.make_ascii_uppercase">make_ascii_uppercase</a><a href="#method.match_indices">match_indices</a><a href="#method.matches">matches</a><a href="#method.parse">parse</a><a href="#method.repeat">repeat</a><a href="#method.replace">replace</a><a href="#method.replacen">replacen</a><a href="#method.rfind">rfind</a><a href="#method.rmatch_indices">rmatch_indices</a><a href="#method.rmatches">rmatches</a><a href="#method.rsplit">rsplit</a><a href="#method.rsplit_terminator">rsplit_terminator</a><a href="#method.rsplitn">rsplitn</a><a href="#method.slice_mut_unchecked">slice_mut_unchecked</a><a href="#method.slice_unchecked">slice_unchecked</a><a href="#method.split">split</a><a href="#method.split_ascii_whitespace">split_ascii_whitespace</a><a href="#method.split_at">split_at</a><a href="#method.split_at_mut">split_at_mut</a><a href="#method.split_inclusive">split_inclusive</a><a href="#method.split_terminator">split_terminator</a><a href="#method.split_whitespace">split_whitespace</a><a href="#method.splitn">splitn</a><a href="#method.starts_with">starts_with</a><a href="#method.strip_prefix">strip_prefix</a><a href="#method.strip_suffix">strip_suffix</a><a href="#method.to_ascii_lowercase">to_ascii_lowercase</a><a href="#method.to_ascii_uppercase">to_ascii_uppercase</a><a href="#method.to_lowercase">to_lowercase</a><a href="#method.to_uppercase">to_uppercase</a><a href="#method.trim">trim</a><a href="#method.trim_end">trim_end</a><a href="#method.trim_end_matches">trim_end_matches</a><a href="#method.trim_left">trim_left</a><a href="#method.trim_left_matches">trim_left_matches</a><a href="#method.trim_matches">trim_matches</a><a href="#method.trim_right">trim_right</a><a href="#method.trim_right_matches">trim_right_matches</a><a href="#method.trim_start">trim_start</a><a href="#method.trim_start_matches">trim_start_matches</a></div><a class="sidebar-title" href="#implementations">Trait Implementations</a><div class="sidebar-links"><a href="#impl-Add%3C%26%27_%20str%3E">Add<&'_ str></a><a href="#impl-AddAssign%3C%26%27_%20str%3E">AddAssign<&'_ str></a><a href="#impl-AsMut%3Cstr%3E">AsMut<str></a><a href="#impl-AsRef%3C%5Bu8%5D%3E">AsRef<[u8]></a><a href="#impl-AsRef%3COsStr%3E">AsRef<OsStr></a><a href="#impl-AsRef%3CPath%3E">AsRef<Path></a><a href="#impl-AsRef%3Cstr%3E">AsRef<str></a><a href="#impl-Borrow%3Cstr%3E">Borrow<str></a><a href="#impl-BorrowMut%3Cstr%3E">BorrowMut<str></a><a href="#impl-Clone">Clone</a><a href="#impl-Debug">Debug</a><a href="#impl-Default">Default</a><a href="#impl-Deref">Deref</a><a href="#impl-DerefMut">DerefMut</a><a href="#impl-Display">Display</a><a href="#impl-Eq">Eq</a><a href="#impl-Extend%3C%26%27a%20char%3E">Extend<&'a char></a><a href="#impl-Extend%3C%26%27a%20str%3E">Extend<&'a str></a><a href="#impl-Extend%3CCow%3C%27a%2C%20str%3E%3E">Extend<Cow<'a, str>></a><a href="#impl-Extend%3CString%3E">Extend<String></a><a href="#impl-Extend%3Cchar%3E">Extend<char></a><a href="#impl-From%3C%26%27_%20String%3E">From<&'_ String></a><a href="#impl-From%3C%26%27_%20str%3E">From<&'_ str></a><a href="#impl-From%3C%26%27a%20String%3E">From<&'a String></a><a href="#impl-From%3CBox%3Cstr%3E%3E">From<Box<str>></a><a href="#impl-From%3CCow%3C%27a%2C%20str%3E%3E">From<Cow<'a, str>></a><a href="#impl-From%3CString%3E">From<String></a><a href="#impl-FromIterator%3C%26%27a%20char%3E">FromIterator<&'a char></a><a href="#impl-FromIterator%3C%26%27a%20str%3E">FromIterator<&'a str></a><a href="#impl-FromIterator%3CCow%3C%27a%2C%20str%3E%3E">FromIterator<Cow<'a, str>></a><a href="#impl-FromIterator%3CString%3E">FromIterator<String></a><a href="#impl-FromIterator%3Cchar%3E">FromIterator<char></a><a href="#impl-FromStr">FromStr</a><a href="#impl-Hash">Hash</a><a href="#impl-Index%3CRange%3Cusize%3E%3E">Index<Range<usize>></a><a href="#impl-Index%3CRangeFrom%3Cusize%3E%3E">Index<RangeFrom<usize>></a><a href="#impl-Index%3CRangeFull%3E">Index<RangeFull></a><a href="#impl-Index%3CRangeInclusive%3Cusize%3E%3E">Index<RangeInclusive<usize>></a><a href="#impl-Index%3CRangeTo%3Cusize%3E%3E">Index<RangeTo<usize>></a><a href="#impl-Index%3CRangeToInclusive%3Cusize%3E%3E">Index<RangeToInclusive<usize>></a><a href="#impl-IndexMut%3CRange%3Cusize%3E%3E">IndexMut<Range<usize>></a><a href="#impl-IndexMut%3CRangeFrom%3Cusize%3E%3E">IndexMut<RangeFrom<usize>></a><a href="#impl-IndexMut%3CRangeFull%3E">IndexMut<RangeFull></a><a href="#impl-IndexMut%3CRangeInclusive%3Cusize%3E%3E">IndexMut<RangeInclusive<usize>></a><a href="#impl-IndexMut%3CRangeTo%3Cusize%3E%3E">IndexMut<RangeTo<usize>></a><a href="#impl-IndexMut%3CRangeToInclusive%3Cusize%3E%3E">IndexMut<RangeToInclusive<usize>></a><a href="#impl-Ord">Ord</a><a href="#impl-PartialEq%3C%26%27a%20str%3E">PartialEq<&'a str></a><a href="#impl-PartialEq%3CCow%3C%27a%2C%20str%3E%3E">PartialEq<Cow<'a, str>></a><a href="#impl-PartialEq%3CString%3E">PartialEq<String></a><a href="#impl-PartialEq%3Cstr%3E">PartialEq<str></a><a href="#impl-PartialOrd%3CString%3E">PartialOrd<String></a><a href="#impl-Pattern%3C%27a%3E">Pattern<'a></a><a href="#impl-StructuralEq">StructuralEq</a><a href="#impl-ToSocketAddrs">ToSocketAddrs</a><a href="#impl-ToString">ToString</a><a href="#impl-Write">Write</a></div><a class="sidebar-title" href="#synthetic-implementations">Auto Trait Implementations</a><div class="sidebar-links"><a href="#impl-RefUnwindSafe">RefUnwindSafe</a><a href="#impl-Send">Send</a><a href="#impl-Sync">Sync</a><a href="#impl-Unpin">Unpin</a><a href="#impl-UnwindSafe">UnwindSafe</a></div><a class="sidebar-title" href="#blanket-implementations">Blanket Implementations</a><div class="sidebar-links"><a href="#impl-Any">Any</a><a href="#impl-Borrow%3CT%3E">Borrow<T></a><a href="#impl-BorrowMut%3CT%3E">BorrowMut<T></a><a href="#impl-From%3CT%3E">From<T></a><a href="#impl-Into%3CU%3E">Into<U></a><a href="#impl-ToOwned">ToOwned</a><a href="#impl-ToString">ToString</a><a href="#impl-TryFrom%3CU%3E">TryFrom<U></a><a href="#impl-TryInto%3CU%3E">TryInto<U></a></div></div><p class='location'><a href='../../../index.html'>nom</a>::<wbr><a href='../../index.html'>lib</a>::<wbr><a href='../index.html'>std</a>::<wbr><a href='index.html'>string</a></p><script>window.sidebarCurrent = {name: 'String', ty: 'struct', relpath: ''};</script><script defer src="sidebar-items.js"></script></div></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!"><img src="../../../../brush.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices"></div></div><script src="../../../../theme.js"></script><nav class="sub"><form class="search-form"><div class="search-container"><div><select id="crate-search"><option value="All crates">All crates</option></select><input class="search-input" name="search" disabled autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"></div><a id="settings-menu" href="../../../../settings.html"><img src="../../../../wheel.svg" width="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><h1 class='fqn'><span class='out-of-band'><span class='since' title='Stable since Rust version 1.0.0'>1.0.0</span><span id='render-detail'><a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class='inner'>−</span>]</a></span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#282-284' title='goto source code'>[src]</a></span><span class='in-band'>Struct <a href='../../../index.html'>nom</a>::<wbr><a href='../../index.html'>lib</a>::<wbr><a href='../index.html'>std</a>::<wbr><a href='index.html'>string</a>::<wbr><a class="struct" href=''>String</a></span></h1><div class="docblock type-decl hidden-by-usual-hider"><pre class='rust struct'>pub struct String { /* fields omitted */ }</pre></div><div class='docblock'><p>A UTF-8 encoded, growable string.</p>
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<p>The <code>String</code> type is the most common string type that has ownership over the
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contents of the string. It has a close relationship with its borrowed
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||
counterpart, the primitive <a href="../../std/primitive.str.html"><code>str</code></a>.</p>
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<h1 id="examples" class="section-header"><a href="#examples">Examples</a></h1>
|
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<p>You can create a <code>String</code> from a literal string with <a href="#method.from"><code>String::from</code></a>:</p>
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<div class="example-wrap"><pre class="rust rust-example-rendered">
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<span class="kw">let</span> <span class="ident">hello</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"Hello, world!"</span>);</pre></div>
|
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<p>You can append a <a href="../../std/primitive.char.html"><code>char</code></a> to a <code>String</code> with the <a href="#method.push"><code>push</code></a> method, and
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append a <a href="../../std/primitive.str.html"><code>&str</code></a> with the <a href="#method.push_str"><code>push_str</code></a> method:</p>
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||
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<div class="example-wrap"><pre class="rust rust-example-rendered">
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<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">hello</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"Hello, "</span>);
|
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<span class="ident">hello</span>.<span class="ident">push</span>(<span class="string">'w'</span>);
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<span class="ident">hello</span>.<span class="ident">push_str</span>(<span class="string">"orld!"</span>);</pre></div>
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<p>If you have a vector of UTF-8 bytes, you can create a <code>String</code> from it with
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the <a href="#method.from_utf8"><code>from_utf8</code></a> method:</p>
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||
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||
<div class="example-wrap"><pre class="rust rust-example-rendered">
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<span class="comment">// some bytes, in a vector</span>
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<span class="kw">let</span> <span class="ident">sparkle_heart</span> <span class="op">=</span> <span class="macro">vec</span><span class="macro">!</span>[<span class="number">240</span>, <span class="number">159</span>, <span class="number">146</span>, <span class="number">150</span>];
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<span class="comment">// We know these bytes are valid, so we'll use `unwrap()`.</span>
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<span class="kw">let</span> <span class="ident">sparkle_heart</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from_utf8</span>(<span class="ident">sparkle_heart</span>).<span class="ident">unwrap</span>();
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<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"💖"</span>, <span class="ident">sparkle_heart</span>);</pre></div>
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<h1 id="utf-8" class="section-header"><a href="#utf-8">UTF-8</a></h1>
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<p><code>String</code>s are always valid UTF-8. This has a few implications, the first of
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which is that if you need a non-UTF-8 string, consider <a href="../../std/ffi/struct.OsString.html"><code>OsString</code></a>. It is
|
||
similar, but without the UTF-8 constraint. The second implication is that
|
||
you cannot index into a <code>String</code>:</p>
|
||
|
||
<div class='information'><div class='tooltip compile_fail'>ⓘ<span class='tooltiptext'>This example deliberately fails to compile</span></div></div><div class="example-wrap"><pre class="rust rust-example-rendered compile_fail">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">"hello"</span>;
|
||
|
||
<span class="macro">println</span><span class="macro">!</span>(<span class="string">"The first letter of s is {}"</span>, <span class="ident">s</span>[<span class="number">0</span>]); <span class="comment">// ERROR!!!</span></pre></div>
|
||
<p>Indexing is intended to be a constant-time operation, but UTF-8 encoding
|
||
does not allow us to do this. Furthermore, it's not clear what sort of
|
||
thing the index should return: a byte, a codepoint, or a grapheme cluster.
|
||
The <a href="#method.bytes"><code>bytes</code></a> and <a href="#method.chars"><code>chars</code></a> methods return iterators over the first
|
||
two, respectively.</p>
|
||
<h1 id="deref" class="section-header"><a href="#deref">Deref</a></h1>
|
||
<p><code>String</code>s implement <a href="../../std/ops/trait.Deref.html"><code>Deref</code></a><code><Target=str></code>, and so inherit all of <a href="../../std/primitive.str.html"><code>str</code></a>'s
|
||
methods. In addition, this means that you can pass a <code>String</code> to a
|
||
function which takes a <a href="../../std/primitive.str.html"><code>&str</code></a> by using an ampersand (<code>&</code>):</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">fn</span> <span class="ident">takes_str</span>(<span class="ident">s</span>: <span class="kw-2">&</span><span class="ident">str</span>) { }
|
||
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"Hello"</span>);
|
||
|
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<span class="ident">takes_str</span>(<span class="kw-2">&</span><span class="ident">s</span>);</pre></div>
|
||
<p>This will create a <a href="../../std/primitive.str.html"><code>&str</code></a> from the <code>String</code> and pass it in. This
|
||
conversion is very inexpensive, and so generally, functions will accept
|
||
<a href="../../std/primitive.str.html"><code>&str</code></a>s as arguments unless they need a <code>String</code> for some specific
|
||
reason.</p>
|
||
<p>In certain cases Rust doesn't have enough information to make this
|
||
conversion, known as <a href="../../std/ops/trait.Deref.html"><code>Deref</code></a> coercion. In the following example a string
|
||
slice <a href="../../std/primitive.str.html"><code>&'a str</code></a> implements the trait <code>TraitExample</code>, and the function
|
||
<code>example_func</code> takes anything that implements the trait. In this case Rust
|
||
would need to make two implicit conversions, which Rust doesn't have the
|
||
means to do. For that reason, the following example will not compile.</p>
|
||
|
||
<div class='information'><div class='tooltip compile_fail'>ⓘ<span class='tooltiptext'>This example deliberately fails to compile</span></div></div><div class="example-wrap"><pre class="rust rust-example-rendered compile_fail">
|
||
<span class="kw">trait</span> <span class="ident">TraitExample</span> {}
|
||
|
||
<span class="kw">impl</span><span class="op"><</span><span class="lifetime">'a</span><span class="op">></span> <span class="ident">TraitExample</span> <span class="kw">for</span> <span class="kw-2">&</span><span class="lifetime">'a</span> <span class="ident">str</span> {}
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|
||
<span class="kw">fn</span> <span class="ident">example_func</span><span class="op"><</span><span class="ident">A</span>: <span class="ident">TraitExample</span><span class="op">></span>(<span class="ident">example_arg</span>: <span class="ident">A</span>) {}
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||
|
||
<span class="kw">let</span> <span class="ident">example_string</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"example_string"</span>);
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<span class="ident">example_func</span>(<span class="kw-2">&</span><span class="ident">example_string</span>);</pre></div>
|
||
<p>There are two options that would work instead. The first would be to
|
||
change the line <code>example_func(&example_string);</code> to
|
||
<code>example_func(example_string.as_str());</code>, using the method <a href="struct.String.html#method.as_str"><code>as_str()</code></a>
|
||
to explicitly extract the string slice containing the string. The second
|
||
way changes <code>example_func(&example_string);</code> to
|
||
<code>example_func(&*example_string);</code>. In this case we are dereferencing a
|
||
<code>String</code> to a <a href="../../std/primitive.str.html"><code>str</code></a>, then referencing the <a href="../../std/primitive.str.html"><code>str</code></a> back to
|
||
<a href="../../std/primitive.str.html"><code>&str</code></a>. The second way is more idiomatic, however both work to do the
|
||
conversion explicitly rather than relying on the implicit conversion.</p>
|
||
<h1 id="representation" class="section-header"><a href="#representation">Representation</a></h1>
|
||
<p>A <code>String</code> is made up of three components: a pointer to some bytes, a
|
||
length, and a capacity. The pointer points to an internal buffer <code>String</code>
|
||
uses to store its data. The length is the number of bytes currently stored
|
||
in the buffer, and the capacity is the size of the buffer in bytes. As such,
|
||
the length will always be less than or equal to the capacity.</p>
|
||
<p>This buffer is always stored on the heap.</p>
|
||
<p>You can look at these with the <a href="#method.as_ptr"><code>as_ptr</code></a>, <a href="#method.len"><code>len</code></a>, and <a href="#method.capacity"><code>capacity</code></a>
|
||
methods:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">mem</span>;
|
||
|
||
<span class="kw">let</span> <span class="ident">story</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"Once upon a time..."</span>);
|
||
|
||
<span class="comment">// Prevent automatically dropping the String's data</span>
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">story</span> <span class="op">=</span> <span class="ident">mem</span>::<span class="ident">ManuallyDrop</span>::<span class="ident">new</span>(<span class="ident">story</span>);
|
||
|
||
<span class="kw">let</span> <span class="ident">ptr</span> <span class="op">=</span> <span class="ident">story</span>.<span class="ident">as_mut_ptr</span>();
|
||
<span class="kw">let</span> <span class="ident">len</span> <span class="op">=</span> <span class="ident">story</span>.<span class="ident">len</span>();
|
||
<span class="kw">let</span> <span class="ident">capacity</span> <span class="op">=</span> <span class="ident">story</span>.<span class="ident">capacity</span>();
|
||
|
||
<span class="comment">// story has nineteen bytes</span>
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">19</span>, <span class="ident">len</span>);
|
||
|
||
<span class="comment">// We can re-build a String out of ptr, len, and capacity. This is all</span>
|
||
<span class="comment">// unsafe because we are responsible for making sure the components are</span>
|
||
<span class="comment">// valid:</span>
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="kw">unsafe</span> { <span class="ident">String</span>::<span class="ident">from_raw_parts</span>(<span class="ident">ptr</span>, <span class="ident">len</span>, <span class="ident">capacity</span>) } ;
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"Once upon a time..."</span>), <span class="ident">s</span>);</pre></div>
|
||
<p>If a <code>String</code> has enough capacity, adding elements to it will not
|
||
re-allocate. For example, consider this program:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">new</span>();
|
||
|
||
<span class="macro">println</span><span class="macro">!</span>(<span class="string">"{}"</span>, <span class="ident">s</span>.<span class="ident">capacity</span>());
|
||
|
||
<span class="kw">for</span> <span class="kw">_</span> <span class="kw">in</span> <span class="number">0</span>..<span class="number">5</span> {
|
||
<span class="ident">s</span>.<span class="ident">push_str</span>(<span class="string">"hello"</span>);
|
||
<span class="macro">println</span><span class="macro">!</span>(<span class="string">"{}"</span>, <span class="ident">s</span>.<span class="ident">capacity</span>());
|
||
}</pre></div>
|
||
<p>This will output the following:</p>
|
||
<pre><code class="language-text">0
|
||
5
|
||
10
|
||
20
|
||
20
|
||
40
|
||
</code></pre>
|
||
<p>At first, we have no memory allocated at all, but as we append to the
|
||
string, it increases its capacity appropriately. If we instead use the
|
||
<a href="#method.with_capacity"><code>with_capacity</code></a> method to allocate the correct capacity initially:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">with_capacity</span>(<span class="number">25</span>);
|
||
|
||
<span class="macro">println</span><span class="macro">!</span>(<span class="string">"{}"</span>, <span class="ident">s</span>.<span class="ident">capacity</span>());
|
||
|
||
<span class="kw">for</span> <span class="kw">_</span> <span class="kw">in</span> <span class="number">0</span>..<span class="number">5</span> {
|
||
<span class="ident">s</span>.<span class="ident">push_str</span>(<span class="string">"hello"</span>);
|
||
<span class="macro">println</span><span class="macro">!</span>(<span class="string">"{}"</span>, <span class="ident">s</span>.<span class="ident">capacity</span>());
|
||
}</pre></div>
|
||
<p>We end up with a different output:</p>
|
||
<pre><code class="language-text">25
|
||
25
|
||
25
|
||
25
|
||
25
|
||
25
|
||
</code></pre>
|
||
<p>Here, there's no need to allocate more memory inside the loop.</p>
|
||
</div><h2 id='methods' class='small-section-header'>Methods<a href='#methods' class='anchor'></a></h2><h3 id='impl' class='impl'><code class='in-band'>impl <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#350-1626' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.new' class="method"><code id='new.v'>pub const fn <a href='#method.new' class='fnname'>new</a>() -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#372-374' title='goto source code'>[src]</a></h4><div class='docblock'><p>Creates a new empty <code>String</code>.</p>
|
||
<p>Given that the <code>String</code> is empty, this will not allocate any initial
|
||
buffer. While that means that this initial operation is very
|
||
inexpensive, it may cause excessive allocation later when you add
|
||
data. If you have an idea of how much data the <code>String</code> will hold,
|
||
consider the <a href="#method.with_capacity"><code>with_capacity</code></a> method to prevent excessive
|
||
re-allocation.</p>
|
||
<h1 id="examples-1" class="section-header"><a href="#examples-1">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">new</span>();</pre></div>
|
||
</div><h4 id='method.with_capacity' class="method"><code id='with_capacity.v'>pub fn <a href='#method.with_capacity' class='fnname'>with_capacity</a>(capacity: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#415-417' title='goto source code'>[src]</a></h4><div class='docblock'><p>Creates a new empty <code>String</code> with a particular capacity.</p>
|
||
<p><code>String</code>s have an internal buffer to hold their data. The capacity is
|
||
the length of that buffer, and can be queried with the <a href="#method.capacity"><code>capacity</code></a>
|
||
method. This method creates an empty <code>String</code>, but one with an initial
|
||
buffer that can hold <code>capacity</code> bytes. This is useful when you may be
|
||
appending a bunch of data to the <code>String</code>, reducing the number of
|
||
reallocations it needs to do.</p>
|
||
<p>If the given capacity is <code>0</code>, no allocation will occur, and this method
|
||
is identical to the <a href="#method.new"><code>new</code></a> method.</p>
|
||
<h1 id="examples-2" class="section-header"><a href="#examples-2">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">with_capacity</span>(<span class="number">10</span>);
|
||
|
||
<span class="comment">// The String contains no chars, even though it has capacity for more</span>
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">len</span>(), <span class="number">0</span>);
|
||
|
||
<span class="comment">// These are all done without reallocating...</span>
|
||
<span class="kw">let</span> <span class="ident">cap</span> <span class="op">=</span> <span class="ident">s</span>.<span class="ident">capacity</span>();
|
||
<span class="kw">for</span> <span class="kw">_</span> <span class="kw">in</span> <span class="number">0</span>..<span class="number">10</span> {
|
||
<span class="ident">s</span>.<span class="ident">push</span>(<span class="string">'a'</span>);
|
||
}
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">capacity</span>(), <span class="ident">cap</span>);
|
||
|
||
<span class="comment">// ...but this may make the string reallocate</span>
|
||
<span class="ident">s</span>.<span class="ident">push</span>(<span class="string">'a'</span>);</pre></div>
|
||
</div><h4 id='method.from_utf8' class="method"><code id='from_utf8.v'>pub fn <a href='#method.from_utf8' class='fnname'>from_utf8</a>(vec: <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.Vec.html" title="struct nom::lib::std::prelude::v1::v1::Vec">Vec</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u8.html">u8</a>>) -> <a class="enum" href="../../../../nom/lib/std/prelude/v1/v1/enum.Result.html" title="enum nom::lib::std::prelude::v1::v1::Result">Result</a><<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>, <a class="struct" href="../../../../nom/lib/std/string/struct.FromUtf8Error.html" title="struct nom::lib::std::string::FromUtf8Error">FromUtf8Error</a>></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#491-496' title='goto source code'>[src]</a></h4><div class='docblock'><p>Converts a vector of bytes to a <code>String</code>.</p>
|
||
<p>A string (<a href="struct.String.html"><code>String</code></a>) is made of bytes (<a href="../../std/primitive.u8.html"><code>u8</code></a>), and a vector of bytes
|
||
(<a href="../../std/vec/struct.Vec.html"><code>Vec<u8></code></a>) is made of bytes, so this function converts between the
|
||
two. Not all byte slices are valid <code>String</code>s, however: <code>String</code>
|
||
requires that it is valid UTF-8. <code>from_utf8()</code> checks to ensure that
|
||
the bytes are valid UTF-8, and then does the conversion.</p>
|
||
<p>If you are sure that the byte slice is valid UTF-8, and you don't want
|
||
to incur the overhead of the validity check, there is an unsafe version
|
||
of this function, <a href="struct.String.html#method.from_utf8_unchecked"><code>from_utf8_unchecked</code></a>, which has the same behavior
|
||
but skips the check.</p>
|
||
<p>This method will take care to not copy the vector, for efficiency's
|
||
sake.</p>
|
||
<p>If you need a [<code>&str</code>] instead of a <code>String</code>, consider
|
||
<a href="../../std/str/fn.from_utf8.html"><code>str::from_utf8</code></a>.</p>
|
||
<p>The inverse of this method is <a href="struct.String.html#method.into_bytes"><code>into_bytes</code></a>.</p>
|
||
<h1 id="errors" class="section-header"><a href="#errors">Errors</a></h1>
|
||
<p>Returns <a href="../../std/result/enum.Result.html#variant.Err"><code>Err</code></a> if the slice is not UTF-8 with a description as to why the
|
||
provided bytes are not UTF-8. The vector you moved in is also included.</p>
|
||
<h1 id="examples-3" class="section-header"><a href="#examples-3">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="comment">// some bytes, in a vector</span>
|
||
<span class="kw">let</span> <span class="ident">sparkle_heart</span> <span class="op">=</span> <span class="macro">vec</span><span class="macro">!</span>[<span class="number">240</span>, <span class="number">159</span>, <span class="number">146</span>, <span class="number">150</span>];
|
||
|
||
<span class="comment">// We know these bytes are valid, so we'll use `unwrap()`.</span>
|
||
<span class="kw">let</span> <span class="ident">sparkle_heart</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from_utf8</span>(<span class="ident">sparkle_heart</span>).<span class="ident">unwrap</span>();
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"💖"</span>, <span class="ident">sparkle_heart</span>);</pre></div>
|
||
<p>Incorrect bytes:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="comment">// some invalid bytes, in a vector</span>
|
||
<span class="kw">let</span> <span class="ident">sparkle_heart</span> <span class="op">=</span> <span class="macro">vec</span><span class="macro">!</span>[<span class="number">0</span>, <span class="number">159</span>, <span class="number">146</span>, <span class="number">150</span>];
|
||
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">String</span>::<span class="ident">from_utf8</span>(<span class="ident">sparkle_heart</span>).<span class="ident">is_err</span>());</pre></div>
|
||
<p>See the docs for <a href="struct.FromUtf8Error.html"><code>FromUtf8Error</code></a> for more details on what you can do
|
||
with this error.</p>
|
||
</div><h4 id='method.from_utf8_lossy' class="method"><code id='from_utf8_lossy.v'>pub fn <a href='#method.from_utf8_lossy' class='fnname'>from_utf8_lossy</a>(v: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">&[</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u8.html">u8</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">]</a>) -> <a class="enum" href="https://doc.rust-lang.org/nightly/alloc/borrow/enum.Cow.html" title="enum alloc::borrow::Cow">Cow</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#549-579' title='goto source code'>[src]</a></h4><div class='docblock'><p>Converts a slice of bytes to a string, including invalid characters.</p>
|
||
<p>Strings are made of bytes (<a href="../../std/primitive.u8.html"><code>u8</code></a>), and a slice of bytes
|
||
(<a href="../../std/primitive.slice.html"><code>&[u8]</code></a>) is made of bytes, so this function converts
|
||
between the two. Not all byte slices are valid strings, however: strings
|
||
are required to be valid UTF-8. During this conversion,
|
||
<code>from_utf8_lossy()</code> will replace any invalid UTF-8 sequences with
|
||
<a href="../char/constant.REPLACEMENT_CHARACTER.html"><code>U+FFFD REPLACEMENT CHARACTER</code></a>, which looks like this: <20></p>
|
||
<p>If you are sure that the byte slice is valid UTF-8, and you don't want
|
||
to incur the overhead of the conversion, there is an unsafe version
|
||
of this function, <a href="struct.String.html#method.from_utf8_unchecked"><code>from_utf8_unchecked</code></a>, which has the same behavior
|
||
but skips the checks.</p>
|
||
<p>This function returns a <a href="../../std/borrow/enum.Cow.html"><code>Cow<'a, str></code></a>. If our byte slice is invalid
|
||
UTF-8, then we need to insert the replacement characters, which will
|
||
change the size of the string, and hence, require a <code>String</code>. But if
|
||
it's already valid UTF-8, we don't need a new allocation. This return
|
||
type allows us to handle both cases.</p>
|
||
<h1 id="examples-4" class="section-header"><a href="#examples-4">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="comment">// some bytes, in a vector</span>
|
||
<span class="kw">let</span> <span class="ident">sparkle_heart</span> <span class="op">=</span> <span class="macro">vec</span><span class="macro">!</span>[<span class="number">240</span>, <span class="number">159</span>, <span class="number">146</span>, <span class="number">150</span>];
|
||
|
||
<span class="kw">let</span> <span class="ident">sparkle_heart</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from_utf8_lossy</span>(<span class="kw-2">&</span><span class="ident">sparkle_heart</span>);
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"💖"</span>, <span class="ident">sparkle_heart</span>);</pre></div>
|
||
<p>Incorrect bytes:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="comment">// some invalid bytes</span>
|
||
<span class="kw">let</span> <span class="ident">input</span> <span class="op">=</span> <span class="string">b"Hello \xF0\x90\x80World"</span>;
|
||
<span class="kw">let</span> <span class="ident">output</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from_utf8_lossy</span>(<span class="ident">input</span>);
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"Hello <20>World"</span>, <span class="ident">output</span>);</pre></div>
|
||
</div><h4 id='method.from_utf16' class="method"><code id='from_utf16.v'>pub fn <a href='#method.from_utf16' class='fnname'>from_utf16</a>(v: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">&[</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u16.html">u16</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">]</a>) -> <a class="enum" href="../../../../nom/lib/std/prelude/v1/v1/enum.Result.html" title="enum nom::lib::std::prelude::v1::v1::Result">Result</a><<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>, <a class="struct" href="../../../../nom/lib/std/string/struct.FromUtf16Error.html" title="struct nom::lib::std::string::FromUtf16Error">FromUtf16Error</a>></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#603-615' title='goto source code'>[src]</a></h4><div class='docblock'><p>Decode a UTF-16 encoded vector <code>v</code> into a <code>String</code>, returning <a href="../../std/result/enum.Result.html#variant.Err"><code>Err</code></a>
|
||
if <code>v</code> contains any invalid data.</p>
|
||
<h1 id="examples-5" class="section-header"><a href="#examples-5">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="comment">// 𝄞music</span>
|
||
<span class="kw">let</span> <span class="ident">v</span> <span class="op">=</span> <span class="kw-2">&</span>[<span class="number">0xD834</span>, <span class="number">0xDD1E</span>, <span class="number">0x006d</span>, <span class="number">0x0075</span>,
|
||
<span class="number">0x0073</span>, <span class="number">0x0069</span>, <span class="number">0x0063</span>];
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"𝄞music"</span>),
|
||
<span class="ident">String</span>::<span class="ident">from_utf16</span>(<span class="ident">v</span>).<span class="ident">unwrap</span>());
|
||
|
||
<span class="comment">// 𝄞mu<invalid>ic</span>
|
||
<span class="kw">let</span> <span class="ident">v</span> <span class="op">=</span> <span class="kw-2">&</span>[<span class="number">0xD834</span>, <span class="number">0xDD1E</span>, <span class="number">0x006d</span>, <span class="number">0x0075</span>,
|
||
<span class="number">0xD800</span>, <span class="number">0x0069</span>, <span class="number">0x0063</span>];
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">String</span>::<span class="ident">from_utf16</span>(<span class="ident">v</span>).<span class="ident">is_err</span>());</pre></div>
|
||
</div><h4 id='method.from_utf16_lossy' class="method"><code id='from_utf16_lossy.v'>pub fn <a href='#method.from_utf16_lossy' class='fnname'>from_utf16_lossy</a>(v: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">&[</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u16.html">u16</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">]</a>) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#643-645' title='goto source code'>[src]</a></h4><div class='docblock'><p>Decode a UTF-16 encoded slice <code>v</code> into a <code>String</code>, replacing
|
||
invalid data with <a href="../char/constant.REPLACEMENT_CHARACTER.html">the replacement character (<code>U+FFFD</code>)</a>.</p>
|
||
<p>Unlike <a href="#method.from_utf8_lossy"><code>from_utf8_lossy</code></a> which returns a <a href="../borrow/enum.Cow.html"><code>Cow<'a, str></code></a>,
|
||
<code>from_utf16_lossy</code> returns a <code>String</code> since the UTF-16 to UTF-8
|
||
conversion requires a memory allocation.</p>
|
||
<h1 id="examples-6" class="section-header"><a href="#examples-6">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="comment">// 𝄞mus<invalid>ic<invalid></span>
|
||
<span class="kw">let</span> <span class="ident">v</span> <span class="op">=</span> <span class="kw-2">&</span>[<span class="number">0xD834</span>, <span class="number">0xDD1E</span>, <span class="number">0x006d</span>, <span class="number">0x0075</span>,
|
||
<span class="number">0x0073</span>, <span class="number">0xDD1E</span>, <span class="number">0x0069</span>, <span class="number">0x0063</span>,
|
||
<span class="number">0xD834</span>];
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"𝄞mus\u{FFFD}ic\u{FFFD}"</span>),
|
||
<span class="ident">String</span>::<span class="ident">from_utf16_lossy</span>(<span class="ident">v</span>));</pre></div>
|
||
</div><h4 id='method.into_raw_parts' class="method"><code id='into_raw_parts.v'>pub fn <a href='#method.into_raw_parts' class='fnname'>into_raw_parts</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">(</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.pointer.html">*mut </a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u8.html">u8</a>, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">)</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#674-676' title='goto source code'>[src]</a></h4><div class='stability'><div class='stab unstable'><details><summary><span class='emoji'>🔬</span> This is a nightly-only experimental API. (<code>vec_into_raw_parts</code>)</summary><p>new API</p>
|
||
</details></div></div><div class='docblock'><p>Decomposes a <code>String</code> into its raw components.</p>
|
||
<p>Returns the raw pointer to the underlying data, the length of
|
||
the string (in bytes), and the allocated capacity of the data
|
||
(in bytes). These are the same arguments in the same order as
|
||
the arguments to <a href="#method.from_raw_parts"><code>from_raw_parts</code></a>.</p>
|
||
<p>After calling this function, the caller is responsible for the
|
||
memory previously managed by the <code>String</code>. The only way to do
|
||
this is to convert the raw pointer, length, and capacity back
|
||
into a <code>String</code> with the <a href="#method.from_raw_parts"><code>from_raw_parts</code></a> function, allowing
|
||
the destructor to perform the cleanup.</p>
|
||
<h1 id="examples-7" class="section-header"><a href="#examples-7">Examples</a></h1>
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="attribute">#![<span class="ident">feature</span>(<span class="ident">vec_into_raw_parts</span>)]</span>
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"hello"</span>);
|
||
|
||
<span class="kw">let</span> (<span class="ident">ptr</span>, <span class="ident">len</span>, <span class="ident">cap</span>) <span class="op">=</span> <span class="ident">s</span>.<span class="ident">into_raw_parts</span>();
|
||
|
||
<span class="kw">let</span> <span class="ident">rebuilt</span> <span class="op">=</span> <span class="kw">unsafe</span> { <span class="ident">String</span>::<span class="ident">from_raw_parts</span>(<span class="ident">ptr</span>, <span class="ident">len</span>, <span class="ident">cap</span>) };
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">rebuilt</span>, <span class="string">"hello"</span>);</pre></div>
|
||
</div><h4 id='method.from_raw_parts' class="method"><code id='from_raw_parts.v'>pub unsafe fn <a href='#method.from_raw_parts' class='fnname'>from_raw_parts</a>(<br> buf: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.pointer.html">*mut </a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u8.html">u8</a>, <br> length: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>, <br> capacity: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a><br>) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#724-726' title='goto source code'>[src]</a></h4><div class='docblock'><p>Creates a new <code>String</code> from a length, capacity, and pointer.</p>
|
||
<h1 id="safety" class="section-header"><a href="#safety">Safety</a></h1>
|
||
<p>This is highly unsafe, due to the number of invariants that aren't
|
||
checked:</p>
|
||
<ul>
|
||
<li>The memory at <code>ptr</code> needs to have been previously allocated by the
|
||
same allocator the standard library uses, with a required alignment of exactly 1.</li>
|
||
<li><code>length</code> needs to be less than or equal to <code>capacity</code>.</li>
|
||
<li><code>capacity</code> needs to be the correct value.</li>
|
||
</ul>
|
||
<p>Violating these may cause problems like corrupting the allocator's
|
||
internal data structures.</p>
|
||
<p>The ownership of <code>ptr</code> is effectively transferred to the
|
||
<code>String</code> which may then deallocate, reallocate or change the
|
||
contents of memory pointed to by the pointer at will. Ensure
|
||
that nothing else uses the pointer after calling this
|
||
function.</p>
|
||
<h1 id="examples-8" class="section-header"><a href="#examples-8">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">mem</span>;
|
||
|
||
<span class="kw">unsafe</span> {
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"hello"</span>);
|
||
|
||
<span class="comment">// Prevent automatically dropping the String's data</span>
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">mem</span>::<span class="ident">ManuallyDrop</span>::<span class="ident">new</span>(<span class="ident">s</span>);
|
||
|
||
<span class="kw">let</span> <span class="ident">ptr</span> <span class="op">=</span> <span class="ident">s</span>.<span class="ident">as_mut_ptr</span>();
|
||
<span class="kw">let</span> <span class="ident">len</span> <span class="op">=</span> <span class="ident">s</span>.<span class="ident">len</span>();
|
||
<span class="kw">let</span> <span class="ident">capacity</span> <span class="op">=</span> <span class="ident">s</span>.<span class="ident">capacity</span>();
|
||
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from_raw_parts</span>(<span class="ident">ptr</span>, <span class="ident">len</span>, <span class="ident">capacity</span>);
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"hello"</span>), <span class="ident">s</span>);
|
||
}</pre></div>
|
||
</div><h4 id='method.from_utf8_unchecked' class="method"><code id='from_utf8_unchecked.v'>pub unsafe fn <a href='#method.from_utf8_unchecked' class='fnname'>from_utf8_unchecked</a>(bytes: <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.Vec.html" title="struct nom::lib::std::prelude::v1::v1::Vec">Vec</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u8.html">u8</a>>) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#758-760' title='goto source code'>[src]</a></h4><div class='docblock'><p>Converts a vector of bytes to a <code>String</code> without checking that the
|
||
string contains valid UTF-8.</p>
|
||
<p>See the safe version, <a href="struct.String.html#method.from_utf8"><code>from_utf8</code></a>, for more details.</p>
|
||
<h1 id="safety-1" class="section-header"><a href="#safety-1">Safety</a></h1>
|
||
<p>This function is unsafe because it does not check that the bytes passed
|
||
to it are valid UTF-8. If this constraint is violated, it may cause
|
||
memory unsafety issues with future users of the <code>String</code>, as the rest of
|
||
the standard library assumes that <code>String</code>s are valid UTF-8.</p>
|
||
<h1 id="examples-9" class="section-header"><a href="#examples-9">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="comment">// some bytes, in a vector</span>
|
||
<span class="kw">let</span> <span class="ident">sparkle_heart</span> <span class="op">=</span> <span class="macro">vec</span><span class="macro">!</span>[<span class="number">240</span>, <span class="number">159</span>, <span class="number">146</span>, <span class="number">150</span>];
|
||
|
||
<span class="kw">let</span> <span class="ident">sparkle_heart</span> <span class="op">=</span> <span class="kw">unsafe</span> {
|
||
<span class="ident">String</span>::<span class="ident">from_utf8_unchecked</span>(<span class="ident">sparkle_heart</span>)
|
||
};
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"💖"</span>, <span class="ident">sparkle_heart</span>);</pre></div>
|
||
</div><h4 id='method.into_bytes' class="method"><code id='into_bytes.v'>pub fn <a href='#method.into_bytes' class='fnname'>into_bytes</a>(self) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.Vec.html" title="struct nom::lib::std::prelude::v1::v1::Vec">Vec</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u8.html">u8</a>></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#778-780' title='goto source code'>[src]</a></h4><div class='docblock'><p>Converts a <code>String</code> into a byte vector.</p>
|
||
<p>This consumes the <code>String</code>, so we do not need to copy its contents.</p>
|
||
<h1 id="examples-10" class="section-header"><a href="#examples-10">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"hello"</span>);
|
||
<span class="kw">let</span> <span class="ident">bytes</span> <span class="op">=</span> <span class="ident">s</span>.<span class="ident">into_bytes</span>();
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="kw-2">&</span>[<span class="number">104</span>, <span class="number">101</span>, <span class="number">108</span>, <span class="number">108</span>, <span class="number">111</span>][..], <span class="kw-2">&</span><span class="ident">bytes</span>[..]);</pre></div>
|
||
</div><h4 id='method.as_str' class="method"><code id='as_str.v'>pub fn <a href='#method.as_str' class='fnname'>as_str</a>(&self) -> &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code><span class='since' title='Stable since Rust version 1.7.0'>1.7.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#795-797' title='goto source code'>[src]</a></h4><div class='docblock'><p>Extracts a string slice containing the entire <code>String</code>.</p>
|
||
<h1 id="examples-11" class="section-header"><a href="#examples-11">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"foo"</span>);
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"foo"</span>, <span class="ident">s</span>.<span class="ident">as_str</span>());</pre></div>
|
||
</div><h4 id='method.as_mut_str' class="method"><code id='as_mut_str.v'>pub fn <a href='#method.as_mut_str' class='fnname'>as_mut_str</a>(&mut self) -> &mut <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code><span class='since' title='Stable since Rust version 1.7.0'>1.7.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#815-817' title='goto source code'>[src]</a></h4><div class='docblock'><p>Converts a <code>String</code> into a mutable string slice.</p>
|
||
<h1 id="examples-12" class="section-header"><a href="#examples-12">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"foobar"</span>);
|
||
<span class="kw">let</span> <span class="ident">s_mut_str</span> <span class="op">=</span> <span class="ident">s</span>.<span class="ident">as_mut_str</span>();
|
||
|
||
<span class="ident">s_mut_str</span>.<span class="ident">make_ascii_uppercase</span>();
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"FOOBAR"</span>, <span class="ident">s_mut_str</span>);</pre></div>
|
||
</div><h4 id='method.push_str' class="method"><code id='push_str.v'>pub fn <a href='#method.push_str' class='fnname'>push_str</a>(&mut self, string: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>)</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#834-836' title='goto source code'>[src]</a></h4><div class='docblock'><p>Appends a given string slice onto the end of this <code>String</code>.</p>
|
||
<h1 id="examples-13" class="section-header"><a href="#examples-13">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"foo"</span>);
|
||
|
||
<span class="ident">s</span>.<span class="ident">push_str</span>(<span class="string">"bar"</span>);
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"foobar"</span>, <span class="ident">s</span>);</pre></div>
|
||
</div><h4 id='method.capacity' class="method"><code id='capacity.v'>pub fn <a href='#method.capacity' class='fnname'>capacity</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#851-853' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns this <code>String</code>'s capacity, in bytes.</p>
|
||
<h1 id="examples-14" class="section-header"><a href="#examples-14">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">with_capacity</span>(<span class="number">10</span>);
|
||
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">capacity</span>() <span class="op">></span><span class="op">=</span> <span class="number">10</span>);</pre></div>
|
||
</div><h4 id='method.reserve' class="method"><code id='reserve.v'>pub fn <a href='#method.reserve' class='fnname'>reserve</a>(&mut self, additional: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>)</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#902-904' title='goto source code'>[src]</a></h4><div class='docblock'><p>Ensures that this <code>String</code>'s capacity is at least <code>additional</code> bytes
|
||
larger than its length.</p>
|
||
<p>The capacity may be increased by more than <code>additional</code> bytes if it
|
||
chooses, to prevent frequent reallocations.</p>
|
||
<p>If you do not want this "at least" behavior, see the <a href="struct.String.html#method.reserve_exact"><code>reserve_exact</code></a>
|
||
method.</p>
|
||
<h1 id="panics" class="section-header"><a href="#panics">Panics</a></h1>
|
||
<p>Panics if the new capacity overflows <a href="../../std/primitive.usize.html"><code>usize</code></a>.</p>
|
||
<h1 id="examples-15" class="section-header"><a href="#examples-15">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">new</span>();
|
||
|
||
<span class="ident">s</span>.<span class="ident">reserve</span>(<span class="number">10</span>);
|
||
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">capacity</span>() <span class="op">></span><span class="op">=</span> <span class="number">10</span>);</pre></div>
|
||
<p>This may not actually increase the capacity:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">with_capacity</span>(<span class="number">10</span>);
|
||
<span class="ident">s</span>.<span class="ident">push</span>(<span class="string">'a'</span>);
|
||
<span class="ident">s</span>.<span class="ident">push</span>(<span class="string">'b'</span>);
|
||
|
||
<span class="comment">// s now has a length of 2 and a capacity of 10</span>
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">2</span>, <span class="ident">s</span>.<span class="ident">len</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">10</span>, <span class="ident">s</span>.<span class="ident">capacity</span>());
|
||
|
||
<span class="comment">// Since we already have an extra 8 capacity, calling this...</span>
|
||
<span class="ident">s</span>.<span class="ident">reserve</span>(<span class="number">8</span>);
|
||
|
||
<span class="comment">// ... doesn't actually increase.</span>
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">10</span>, <span class="ident">s</span>.<span class="ident">capacity</span>());</pre></div>
|
||
</div><h4 id='method.reserve_exact' class="method"><code id='reserve_exact.v'>pub fn <a href='#method.reserve_exact' class='fnname'>reserve_exact</a>(&mut self, additional: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>)</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#949-951' title='goto source code'>[src]</a></h4><div class='docblock'><p>Ensures that this <code>String</code>'s capacity is <code>additional</code> bytes
|
||
larger than its length.</p>
|
||
<p>Consider using the <a href="#method.reserve"><code>reserve</code></a> method unless you absolutely know
|
||
better than the allocator.</p>
|
||
<h1 id="panics-1" class="section-header"><a href="#panics-1">Panics</a></h1>
|
||
<p>Panics if the new capacity overflows <code>usize</code>.</p>
|
||
<h1 id="examples-16" class="section-header"><a href="#examples-16">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">new</span>();
|
||
|
||
<span class="ident">s</span>.<span class="ident">reserve_exact</span>(<span class="number">10</span>);
|
||
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">capacity</span>() <span class="op">></span><span class="op">=</span> <span class="number">10</span>);</pre></div>
|
||
<p>This may not actually increase the capacity:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">with_capacity</span>(<span class="number">10</span>);
|
||
<span class="ident">s</span>.<span class="ident">push</span>(<span class="string">'a'</span>);
|
||
<span class="ident">s</span>.<span class="ident">push</span>(<span class="string">'b'</span>);
|
||
|
||
<span class="comment">// s now has a length of 2 and a capacity of 10</span>
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">2</span>, <span class="ident">s</span>.<span class="ident">len</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">10</span>, <span class="ident">s</span>.<span class="ident">capacity</span>());
|
||
|
||
<span class="comment">// Since we already have an extra 8 capacity, calling this...</span>
|
||
<span class="ident">s</span>.<span class="ident">reserve_exact</span>(<span class="number">8</span>);
|
||
|
||
<span class="comment">// ... doesn't actually increase.</span>
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">10</span>, <span class="ident">s</span>.<span class="ident">capacity</span>());</pre></div>
|
||
</div><h4 id='method.try_reserve' class="method"><code id='try_reserve.v'>pub fn <a href='#method.try_reserve' class='fnname'>try_reserve</a>(&mut self, additional: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>) -> <a class="enum" href="../../../../nom/lib/std/prelude/v1/v1/enum.Result.html" title="enum nom::lib::std::prelude::v1::v1::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>, <a class="enum" href="../../../../nom/lib/std/collections/enum.TryReserveError.html" title="enum nom::lib::std::collections::TryReserveError">TryReserveError</a>></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#984-986' title='goto source code'>[src]</a></h4><div class='stability'><div class='stab unstable'><details><summary><span class='emoji'>🔬</span> This is a nightly-only experimental API. (<code>try_reserve</code>)</summary><p>new API</p>
|
||
</details></div></div><div class='docblock'><p>Tries to reserve capacity for at least <code>additional</code> more elements to be inserted
|
||
in the given <code>String</code>. The collection may reserve more space to avoid
|
||
frequent reallocations. After calling <code>reserve</code>, capacity will be
|
||
greater than or equal to <code>self.len() + additional</code>. Does nothing if
|
||
capacity is already sufficient.</p>
|
||
<h1 id="errors-1" class="section-header"><a href="#errors-1">Errors</a></h1>
|
||
<p>If the capacity overflows, or the allocator reports a failure, then an error
|
||
is returned.</p>
|
||
<h1 id="examples-17" class="section-header"><a href="#examples-17">Examples</a></h1>
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="attribute">#![<span class="ident">feature</span>(<span class="ident">try_reserve</span>)]</span>
|
||
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">collections</span>::<span class="ident">TryReserveError</span>;
|
||
|
||
<span class="kw">fn</span> <span class="ident">process_data</span>(<span class="ident">data</span>: <span class="kw-2">&</span><span class="ident">str</span>) <span class="op">-</span><span class="op">></span> <span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">String</span>, <span class="ident">TryReserveError</span><span class="op">></span> {
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">output</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">new</span>();
|
||
|
||
<span class="comment">// Pre-reserve the memory, exiting if we can't</span>
|
||
<span class="ident">output</span>.<span class="ident">try_reserve</span>(<span class="ident">data</span>.<span class="ident">len</span>())<span class="question-mark">?</span>;
|
||
|
||
<span class="comment">// Now we know this can't OOM in the middle of our complex work</span>
|
||
<span class="ident">output</span>.<span class="ident">push_str</span>(<span class="ident">data</span>);
|
||
|
||
<span class="prelude-val">Ok</span>(<span class="ident">output</span>)
|
||
}</pre></div>
|
||
</div><h4 id='method.try_reserve_exact' class="method"><code id='try_reserve_exact.v'>pub fn <a href='#method.try_reserve_exact' class='fnname'>try_reserve_exact</a>(<br> &mut self, <br> additional: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a><br>) -> <a class="enum" href="../../../../nom/lib/std/prelude/v1/v1/enum.Result.html" title="enum nom::lib::std::prelude::v1::v1::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>, <a class="enum" href="../../../../nom/lib/std/collections/enum.TryReserveError.html" title="enum nom::lib::std::collections::TryReserveError">TryReserveError</a>></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1022-1024' title='goto source code'>[src]</a></h4><div class='stability'><div class='stab unstable'><details><summary><span class='emoji'>🔬</span> This is a nightly-only experimental API. (<code>try_reserve</code>)</summary><p>new API</p>
|
||
</details></div></div><div class='docblock'><p>Tries to reserves the minimum capacity for exactly <code>additional</code> more elements to
|
||
be inserted in the given <code>String</code>. After calling <code>reserve_exact</code>,
|
||
capacity will be greater than or equal to <code>self.len() + additional</code>.
|
||
Does nothing if the capacity is already sufficient.</p>
|
||
<p>Note that the allocator may give the collection more space than it
|
||
requests. Therefore, capacity can not be relied upon to be precisely
|
||
minimal. Prefer <code>reserve</code> if future insertions are expected.</p>
|
||
<h1 id="errors-2" class="section-header"><a href="#errors-2">Errors</a></h1>
|
||
<p>If the capacity overflows, or the allocator reports a failure, then an error
|
||
is returned.</p>
|
||
<h1 id="examples-18" class="section-header"><a href="#examples-18">Examples</a></h1>
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="attribute">#![<span class="ident">feature</span>(<span class="ident">try_reserve</span>)]</span>
|
||
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">collections</span>::<span class="ident">TryReserveError</span>;
|
||
|
||
<span class="kw">fn</span> <span class="ident">process_data</span>(<span class="ident">data</span>: <span class="kw-2">&</span><span class="ident">str</span>) <span class="op">-</span><span class="op">></span> <span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">String</span>, <span class="ident">TryReserveError</span><span class="op">></span> {
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">output</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">new</span>();
|
||
|
||
<span class="comment">// Pre-reserve the memory, exiting if we can't</span>
|
||
<span class="ident">output</span>.<span class="ident">try_reserve</span>(<span class="ident">data</span>.<span class="ident">len</span>())<span class="question-mark">?</span>;
|
||
|
||
<span class="comment">// Now we know this can't OOM in the middle of our complex work</span>
|
||
<span class="ident">output</span>.<span class="ident">push_str</span>(<span class="ident">data</span>);
|
||
|
||
<span class="prelude-val">Ok</span>(<span class="ident">output</span>)
|
||
}</pre></div>
|
||
</div><h4 id='method.shrink_to_fit' class="method"><code id='shrink_to_fit.v'>pub fn <a href='#method.shrink_to_fit' class='fnname'>shrink_to_fit</a>(&mut self)</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1043-1045' title='goto source code'>[src]</a></h4><div class='docblock'><p>Shrinks the capacity of this <code>String</code> to match its length.</p>
|
||
<h1 id="examples-19" class="section-header"><a href="#examples-19">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"foo"</span>);
|
||
|
||
<span class="ident">s</span>.<span class="ident">reserve</span>(<span class="number">100</span>);
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">capacity</span>() <span class="op">></span><span class="op">=</span> <span class="number">100</span>);
|
||
|
||
<span class="ident">s</span>.<span class="ident">shrink_to_fit</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">3</span>, <span class="ident">s</span>.<span class="ident">capacity</span>());</pre></div>
|
||
</div><h4 id='method.shrink_to' class="method"><code id='shrink_to.v'>pub fn <a href='#method.shrink_to' class='fnname'>shrink_to</a>(&mut self, min_capacity: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>)</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1071-1073' title='goto source code'>[src]</a></h4><div class='stability'><div class='stab unstable'><details><summary><span class='emoji'>🔬</span> This is a nightly-only experimental API. (<code>shrink_to</code>)</summary><p>new API</p>
|
||
</details></div></div><div class='docblock'><p>Shrinks the capacity of this <code>String</code> with a lower bound.</p>
|
||
<p>The capacity will remain at least as large as both the length
|
||
and the supplied value.</p>
|
||
<p>Panics if the current capacity is smaller than the supplied
|
||
minimum capacity.</p>
|
||
<h1 id="examples-20" class="section-header"><a href="#examples-20">Examples</a></h1>
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="attribute">#![<span class="ident">feature</span>(<span class="ident">shrink_to</span>)]</span>
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"foo"</span>);
|
||
|
||
<span class="ident">s</span>.<span class="ident">reserve</span>(<span class="number">100</span>);
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">capacity</span>() <span class="op">></span><span class="op">=</span> <span class="number">100</span>);
|
||
|
||
<span class="ident">s</span>.<span class="ident">shrink_to</span>(<span class="number">10</span>);
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">capacity</span>() <span class="op">></span><span class="op">=</span> <span class="number">10</span>);
|
||
<span class="ident">s</span>.<span class="ident">shrink_to</span>(<span class="number">0</span>);
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">capacity</span>() <span class="op">></span><span class="op">=</span> <span class="number">3</span>);</pre></div>
|
||
</div><h4 id='method.push' class="method"><code id='push.v'>pub fn <a href='#method.push' class='fnname'>push</a>(&mut self, ch: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.char.html">char</a>)</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1094-1099' title='goto source code'>[src]</a></h4><div class='docblock'><p>Appends the given <a href="../../std/primitive.char.html"><code>char</code></a> to the end of this <code>String</code>.</p>
|
||
<h1 id="examples-21" class="section-header"><a href="#examples-21">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"abc"</span>);
|
||
|
||
<span class="ident">s</span>.<span class="ident">push</span>(<span class="string">'1'</span>);
|
||
<span class="ident">s</span>.<span class="ident">push</span>(<span class="string">'2'</span>);
|
||
<span class="ident">s</span>.<span class="ident">push</span>(<span class="string">'3'</span>);
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"abc123"</span>, <span class="ident">s</span>);</pre></div>
|
||
</div><h4 id='method.as_bytes' class="method"><code id='as_bytes.v'>pub fn <a href='#method.as_bytes' class='fnname'>as_bytes</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">&[</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u8.html">u8</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">]</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1118-1120' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns a byte slice of this <code>String</code>'s contents.</p>
|
||
<p>The inverse of this method is <a href="#method.from_utf8"><code>from_utf8</code></a>.</p>
|
||
<h1 id="examples-22" class="section-header"><a href="#examples-22">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"hello"</span>);
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="kw-2">&</span>[<span class="number">104</span>, <span class="number">101</span>, <span class="number">108</span>, <span class="number">108</span>, <span class="number">111</span>], <span class="ident">s</span>.<span class="ident">as_bytes</span>());</pre></div>
|
||
</div><h4 id='method.truncate' class="method"><code id='truncate.v'>pub fn <a href='#method.truncate' class='fnname'>truncate</a>(&mut self, new_len: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>)</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1149-1154' title='goto source code'>[src]</a></h4><div class='docblock'><p>Shortens this <code>String</code> to the specified length.</p>
|
||
<p>If <code>new_len</code> is greater than the string's current length, this has no
|
||
effect.</p>
|
||
<p>Note that this method has no effect on the allocated capacity
|
||
of the string</p>
|
||
<h1 id="panics-2" class="section-header"><a href="#panics-2">Panics</a></h1>
|
||
<p>Panics if <code>new_len</code> does not lie on a <a href="../../std/primitive.char.html"><code>char</code></a> boundary.</p>
|
||
<h1 id="examples-23" class="section-header"><a href="#examples-23">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"hello"</span>);
|
||
|
||
<span class="ident">s</span>.<span class="ident">truncate</span>(<span class="number">2</span>);
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"he"</span>, <span class="ident">s</span>);</pre></div>
|
||
</div><h4 id='method.pop' class="method"><code id='pop.v'>pub fn <a href='#method.pop' class='fnname'>pop</a>(&mut self) -> <a class="enum" href="../../../../nom/lib/std/prelude/v1/v1/enum.Option.html" title="enum nom::lib::std::prelude::v1::v1::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.char.html">char</a>></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1177-1184' title='goto source code'>[src]</a></h4><div class='docblock'><p>Removes the last character from the string buffer and returns it.</p>
|
||
<p>Returns <a href="../../std/option/enum.Option.html#variant.None"><code>None</code></a> if this <code>String</code> is empty.</p>
|
||
<h1 id="examples-24" class="section-header"><a href="#examples-24">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"foo"</span>);
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">pop</span>(), <span class="prelude-val">Some</span>(<span class="string">'o'</span>));
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">pop</span>(), <span class="prelude-val">Some</span>(<span class="string">'o'</span>));
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">pop</span>(), <span class="prelude-val">Some</span>(<span class="string">'f'</span>));
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">pop</span>(), <span class="prelude-val">None</span>);</pre></div>
|
||
</div><h4 id='method.remove' class="method"><code id='remove.v'>pub fn <a href='#method.remove' class='fnname'>remove</a>(&mut self, idx: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.char.html">char</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1211-1224' title='goto source code'>[src]</a></h4><div class='docblock'><p>Removes a <a href="../../std/primitive.char.html"><code>char</code></a> from this <code>String</code> at a byte position and returns it.</p>
|
||
<p>This is an <code>O(n)</code> operation, as it requires copying every element in the
|
||
buffer.</p>
|
||
<h1 id="panics-3" class="section-header"><a href="#panics-3">Panics</a></h1>
|
||
<p>Panics if <code>idx</code> is larger than or equal to the <code>String</code>'s length,
|
||
or if it does not lie on a <a href="../../std/primitive.char.html"><code>char</code></a> boundary.</p>
|
||
<h1 id="examples-25" class="section-header"><a href="#examples-25">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"foo"</span>);
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">remove</span>(<span class="number">0</span>), <span class="string">'f'</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">remove</span>(<span class="number">1</span>), <span class="string">'o'</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">remove</span>(<span class="number">0</span>), <span class="string">'o'</span>);</pre></div>
|
||
</div><h4 id='method.retain' class="method"><code id='retain.v'>pub fn <a href='#method.retain' class='fnname'>retain</a><F>(&mut self, f: F) <span class="where fmt-newline">where<br> F: <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.FnMut.html" title="trait nom::lib::std::prelude::v1::v1::FnMut">FnMut</a>(<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.char.html">char</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a>, </span></code><span class='since' title='Stable since Rust version 1.26.0'>1.26.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1253-1286' title='goto source code'>[src]</a></h4><div class='docblock'><p>Retains only the characters specified by the predicate.</p>
|
||
<p>In other words, remove all characters <code>c</code> such that <code>f(c)</code> returns <code>false</code>.
|
||
This method operates in place, visiting each character exactly once in the
|
||
original order, and preserves the order of the retained characters.</p>
|
||
<h1 id="examples-26" class="section-header"><a href="#examples-26">Examples</a></h1>
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"f_o_ob_ar"</span>);
|
||
|
||
<span class="ident">s</span>.<span class="ident">retain</span>(<span class="op">|</span><span class="ident">c</span><span class="op">|</span> <span class="ident">c</span> <span class="op">!</span><span class="op">=</span> <span class="string">'_'</span>);
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>, <span class="string">"foobar"</span>);</pre></div>
|
||
<p>The exact order may be useful for tracking external state, like an index.</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"abcde"</span>);
|
||
<span class="kw">let</span> <span class="ident">keep</span> <span class="op">=</span> [<span class="bool-val">false</span>, <span class="bool-val">true</span>, <span class="bool-val">true</span>, <span class="bool-val">false</span>, <span class="bool-val">true</span>];
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">i</span> <span class="op">=</span> <span class="number">0</span>;
|
||
<span class="ident">s</span>.<span class="ident">retain</span>(<span class="op">|</span><span class="kw">_</span><span class="op">|</span> (<span class="ident">keep</span>[<span class="ident">i</span>], <span class="ident">i</span> <span class="op">+</span><span class="op">=</span> <span class="number">1</span>).<span class="number">0</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>, <span class="string">"bce"</span>);</pre></div>
|
||
</div><h4 id='method.insert' class="method"><code id='insert.v'>pub fn <a href='#method.insert' class='fnname'>insert</a>(&mut self, idx: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>, ch: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.char.html">char</a>)</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1315-1323' title='goto source code'>[src]</a></h4><div class='docblock'><p>Inserts a character into this <code>String</code> at a byte position.</p>
|
||
<p>This is an <code>O(n)</code> operation as it requires copying every element in the
|
||
buffer.</p>
|
||
<h1 id="panics-4" class="section-header"><a href="#panics-4">Panics</a></h1>
|
||
<p>Panics if <code>idx</code> is larger than the <code>String</code>'s length, or if it does not
|
||
lie on a <a href="../../std/primitive.char.html"><code>char</code></a> boundary.</p>
|
||
<h1 id="examples-27" class="section-header"><a href="#examples-27">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">with_capacity</span>(<span class="number">3</span>);
|
||
|
||
<span class="ident">s</span>.<span class="ident">insert</span>(<span class="number">0</span>, <span class="string">'f'</span>);
|
||
<span class="ident">s</span>.<span class="ident">insert</span>(<span class="number">1</span>, <span class="string">'o'</span>);
|
||
<span class="ident">s</span>.<span class="ident">insert</span>(<span class="number">2</span>, <span class="string">'o'</span>);
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"foo"</span>, <span class="ident">s</span>);</pre></div>
|
||
</div><h4 id='method.insert_str' class="method"><code id='insert_str.v'>pub fn <a href='#method.insert_str' class='fnname'>insert_str</a>(&mut self, idx: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>, string: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>)</code><span class='since' title='Stable since Rust version 1.16.0'>1.16.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1360-1366' title='goto source code'>[src]</a></h4><div class='docblock'><p>Inserts a string slice into this <code>String</code> at a byte position.</p>
|
||
<p>This is an <code>O(n)</code> operation as it requires copying every element in the
|
||
buffer.</p>
|
||
<h1 id="panics-5" class="section-header"><a href="#panics-5">Panics</a></h1>
|
||
<p>Panics if <code>idx</code> is larger than the <code>String</code>'s length, or if it does not
|
||
lie on a <a href="../../std/primitive.char.html"><code>char</code></a> boundary.</p>
|
||
<h1 id="examples-28" class="section-header"><a href="#examples-28">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"bar"</span>);
|
||
|
||
<span class="ident">s</span>.<span class="ident">insert_str</span>(<span class="number">0</span>, <span class="string">"foo"</span>);
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"foobar"</span>, <span class="ident">s</span>);</pre></div>
|
||
</div><h4 id='method.as_mut_vec' class="method"><code id='as_mut_vec.v'>pub unsafe fn <a href='#method.as_mut_vec' class='fnname'>as_mut_vec</a>(&mut self) -> &mut <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.Vec.html" title="struct nom::lib::std::prelude::v1::v1::Vec">Vec</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u8.html">u8</a>></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1394-1396' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns a mutable reference to the contents of this <code>String</code>.</p>
|
||
<h1 id="safety-2" class="section-header"><a href="#safety-2">Safety</a></h1>
|
||
<p>This function is unsafe because it does not check that the bytes passed
|
||
to it are valid UTF-8. If this constraint is violated, it may cause
|
||
memory unsafety issues with future users of the <code>String</code>, as the rest of
|
||
the standard library assumes that <code>String</code>s are valid UTF-8.</p>
|
||
<h1 id="examples-29" class="section-header"><a href="#examples-29">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"hello"</span>);
|
||
|
||
<span class="kw">unsafe</span> {
|
||
<span class="kw">let</span> <span class="ident">vec</span> <span class="op">=</span> <span class="ident">s</span>.<span class="ident">as_mut_vec</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="kw-2">&</span>[<span class="number">104</span>, <span class="number">101</span>, <span class="number">108</span>, <span class="number">108</span>, <span class="number">111</span>][..], <span class="kw-2">&</span><span class="ident">vec</span>[..]);
|
||
|
||
<span class="ident">vec</span>.<span class="ident">reverse</span>();
|
||
}
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>, <span class="string">"olleh"</span>);</pre></div>
|
||
</div><h4 id='method.len' class="method"><code id='len.v'>pub fn <a href='#method.len' class='fnname'>len</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1416-1418' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns the length of this <code>String</code>, in bytes, not [<code>char</code>]s or
|
||
graphemes. In other words, it may not be what a human considers the
|
||
length of the string.</p>
|
||
<h1 id="examples-30" class="section-header"><a href="#examples-30">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"foo"</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">a</span>.<span class="ident">len</span>(), <span class="number">3</span>);
|
||
|
||
<span class="kw">let</span> <span class="ident">fancy_f</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"ƒoo"</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">fancy_f</span>.<span class="ident">len</span>(), <span class="number">4</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">fancy_f</span>.<span class="ident">chars</span>().<span class="ident">count</span>(), <span class="number">3</span>);</pre></div>
|
||
</div><h4 id='method.is_empty' class="method"><code id='is_empty.v'>pub fn <a href='#method.is_empty' class='fnname'>is_empty</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1435-1437' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns <code>true</code> if this <code>String</code> has a length of zero, and <code>false</code> otherwise.</p>
|
||
<h1 id="examples-31" class="section-header"><a href="#examples-31">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">v</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">new</span>();
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">v</span>.<span class="ident">is_empty</span>());
|
||
|
||
<span class="ident">v</span>.<span class="ident">push</span>(<span class="string">'a'</span>);
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="op">!</span><span class="ident">v</span>.<span class="ident">is_empty</span>());</pre></div>
|
||
</div><h4 id='method.split_off' class="method"><code id='split_off.v'>pub fn <a href='#method.split_off' class='fnname'>split_off</a>(&mut self, at: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><span class='since' title='Stable since Rust version 1.16.0'>1.16.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1464-1468' title='goto source code'>[src]</a></h4><div class='docblock'><p>Splits the string into two at the given index.</p>
|
||
<p>Returns a newly allocated <code>String</code>. <code>self</code> contains bytes <code>[0, at)</code>, and
|
||
the returned <code>String</code> contains bytes <code>[at, len)</code>. <code>at</code> must be on the
|
||
boundary of a UTF-8 code point.</p>
|
||
<p>Note that the capacity of <code>self</code> does not change.</p>
|
||
<h1 id="panics-6" class="section-header"><a href="#panics-6">Panics</a></h1>
|
||
<p>Panics if <code>at</code> is not on a <code>UTF-8</code> code point boundary, or if it is beyond the last
|
||
code point of the string.</p>
|
||
<h1 id="examples-32" class="section-header"><a href="#examples-32">Examples</a></h1>
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">hello</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"Hello, World!"</span>);
|
||
<span class="kw">let</span> <span class="ident">world</span> <span class="op">=</span> <span class="ident">hello</span>.<span class="ident">split_off</span>(<span class="number">7</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">hello</span>, <span class="string">"Hello, "</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">world</span>, <span class="string">"World!"</span>);</pre></div>
|
||
</div><h4 id='method.clear' class="method"><code id='clear.v'>pub fn <a href='#method.clear' class='fnname'>clear</a>(&mut self)</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1490-1492' title='goto source code'>[src]</a></h4><div class='docblock'><p>Truncates this <code>String</code>, removing all contents.</p>
|
||
<p>While this means the <code>String</code> will have a length of zero, it does not
|
||
touch its capacity.</p>
|
||
<h1 id="examples-33" class="section-header"><a href="#examples-33">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"foo"</span>);
|
||
|
||
<span class="ident">s</span>.<span class="ident">clear</span>();
|
||
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">is_empty</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">0</span>, <span class="ident">s</span>.<span class="ident">len</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">3</span>, <span class="ident">s</span>.<span class="ident">capacity</span>());</pre></div>
|
||
</div><h4 id='method.drain' class="method"><code id='drain.v'>pub fn <a href='#method.drain' class='fnname'>drain</a><R>(&mut self, range: R) -> <a class="struct" href="../../../../nom/lib/std/string/struct.Drain.html" title="struct nom::lib::std::string::Drain">Drain</a> <span class="where fmt-newline">where<br> R: <a class="trait" href="../../../../nom/lib/std/ops/trait.RangeBounds.html" title="trait nom::lib::std::ops::RangeBounds">RangeBounds</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>>, </span></code><span class='since' title='Stable since Rust version 1.6.0'>1.6.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1525-1554' title='goto source code'>[src]</a></h4><div class='docblock'><p>Creates a draining iterator that removes the specified range in the <code>String</code>
|
||
and yields the removed <code>chars</code>.</p>
|
||
<p>Note: The element range is removed even if the iterator is not
|
||
consumed until the end.</p>
|
||
<h1 id="panics-7" class="section-header"><a href="#panics-7">Panics</a></h1>
|
||
<p>Panics if the starting point or end point do not lie on a <a href="../../std/primitive.char.html"><code>char</code></a>
|
||
boundary, or if they're out of bounds.</p>
|
||
<h1 id="examples-34" class="section-header"><a href="#examples-34">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"α is alpha, β is beta"</span>);
|
||
<span class="kw">let</span> <span class="ident">beta_offset</span> <span class="op">=</span> <span class="ident">s</span>.<span class="ident">find</span>(<span class="string">'β'</span>).<span class="ident">unwrap_or</span>(<span class="ident">s</span>.<span class="ident">len</span>());
|
||
|
||
<span class="comment">// Remove the range up until the β from the string</span>
|
||
<span class="kw">let</span> <span class="ident">t</span>: <span class="ident">String</span> <span class="op">=</span> <span class="ident">s</span>.<span class="ident">drain</span>(..<span class="ident">beta_offset</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">t</span>, <span class="string">"α is alpha, "</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>, <span class="string">"β is beta"</span>);
|
||
|
||
<span class="comment">// A full range clears the string</span>
|
||
<span class="ident">s</span>.<span class="ident">drain</span>(..);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>, <span class="string">""</span>);</pre></div>
|
||
</div><h4 id='method.replace_range' class="method"><code id='replace_range.v'>pub fn <a href='#method.replace_range' class='fnname'>replace_range</a><R>(&mut self, range: R, replace_with: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>) <span class="where fmt-newline">where<br> R: <a class="trait" href="../../../../nom/lib/std/ops/trait.RangeBounds.html" title="trait nom::lib::std::ops::RangeBounds">RangeBounds</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>>, </span></code><span class='since' title='Stable since Rust version 1.27.0'>1.27.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1581-1602' title='goto source code'>[src]</a></h4><div class='docblock'><p>Removes the specified range in the string,
|
||
and replaces it with the given string.
|
||
The given string doesn't need to be the same length as the range.</p>
|
||
<h1 id="panics-8" class="section-header"><a href="#panics-8">Panics</a></h1>
|
||
<p>Panics if the starting point or end point do not lie on a <a href="../../std/primitive.char.html"><code>char</code></a>
|
||
boundary, or if they're out of bounds.</p>
|
||
<h1 id="examples-35" class="section-header"><a href="#examples-35">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"α is alpha, β is beta"</span>);
|
||
<span class="kw">let</span> <span class="ident">beta_offset</span> <span class="op">=</span> <span class="ident">s</span>.<span class="ident">find</span>(<span class="string">'β'</span>).<span class="ident">unwrap_or</span>(<span class="ident">s</span>.<span class="ident">len</span>());
|
||
|
||
<span class="comment">// Replace the range up until the β from the string</span>
|
||
<span class="ident">s</span>.<span class="ident">replace_range</span>(..<span class="ident">beta_offset</span>, <span class="string">"Α is capital alpha; "</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>, <span class="string">"Α is capital alpha; β is beta"</span>);</pre></div>
|
||
</div><h4 id='method.into_boxed_str' class="method"><code id='into_boxed_str.v'>pub fn <a href='#method.into_boxed_str' class='fnname'>into_boxed_str</a>(self) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.Box.html" title="struct nom::lib::std::prelude::v1::v1::Box">Box</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>></code><span class='since' title='Stable since Rust version 1.4.0'>1.4.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1622-1625' title='goto source code'>[src]</a></h4><div class='docblock'><p>Converts this <code>String</code> into a <a href="../../std/boxed/struct.Box.html"><code>Box</code></a><code><</code><a href="../../std/primitive.str.html"><code>str</code></a><code>></code>.</p>
|
||
<p>This will drop any excess capacity.</p>
|
||
<h1 id="examples-36" class="section-header"><a href="#examples-36">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"hello"</span>);
|
||
|
||
<span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="ident">s</span>.<span class="ident">into_boxed_str</span>();</pre></div>
|
||
</div></div><h2 id='deref-methods' class='small-section-header'>Methods from <a class="trait" href="../../../../nom/lib/std/ops/trait.Deref.html" title="trait nom::lib::std::ops::Deref">Deref</a><Target = <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>><a href='#deref-methods' class='anchor'></a></h2><div class='impl-items'><h4 id='method.len-1' class="method"><code id='len.v-1'>pub const fn <a href='#method.len-1' class='fnname'>len</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#2247-2249' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns the length of <code>self</code>.</p>
|
||
<p>This length is in bytes, not [<code>char</code>]s or graphemes. In other words,
|
||
it may not be what a human considers the length of the string.</p>
|
||
<h1 id="examples-37" class="section-header"><a href="#examples-37">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">len</span> <span class="op">=</span> <span class="string">"foo"</span>.<span class="ident">len</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">3</span>, <span class="ident">len</span>);
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"ƒoo"</span>.<span class="ident">len</span>(), <span class="number">4</span>); <span class="comment">// fancy f!</span>
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"ƒoo"</span>.<span class="ident">chars</span>().<span class="ident">count</span>(), <span class="number">3</span>);</pre></div>
|
||
</div><h4 id='method.is_empty-1' class="method"><code id='is_empty.v-1'>pub const fn <a href='#method.is_empty-1' class='fnname'>is_empty</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#2267-2269' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns <code>true</code> if <code>self</code> has a length of zero bytes.</p>
|
||
<h1 id="examples-38" class="section-header"><a href="#examples-38">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">""</span>;
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">is_empty</span>());
|
||
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">"not empty"</span>;
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="op">!</span><span class="ident">s</span>.<span class="ident">is_empty</span>());</pre></div>
|
||
</div><h4 id='method.is_char_boundary' class="method"><code id='is_char_boundary.v'>pub fn <a href='#method.is_char_boundary' class='fnname'>is_char_boundary</a>(&self, index: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><span class='since' title='Stable since Rust version 1.9.0'>1.9.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#2297-2309' title='goto source code'>[src]</a></h4><div class='docblock'><p>Checks that <code>index</code>-th byte lies at the start and/or end of a
|
||
UTF-8 code point sequence.</p>
|
||
<p>The start and end of the string (when <code>index == self.len()</code>) are
|
||
considered to be
|
||
boundaries.</p>
|
||
<p>Returns <code>false</code> if <code>index</code> is greater than <code>self.len()</code>.</p>
|
||
<h1 id="examples-39" class="section-header"><a href="#examples-39">Examples</a></h1>
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">"Löwe 老虎 Léopard"</span>;
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">is_char_boundary</span>(<span class="number">0</span>));
|
||
<span class="comment">// start of `老`</span>
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">is_char_boundary</span>(<span class="number">6</span>));
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">is_char_boundary</span>(<span class="ident">s</span>.<span class="ident">len</span>()));
|
||
|
||
<span class="comment">// second byte of `ö`</span>
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="op">!</span><span class="ident">s</span>.<span class="ident">is_char_boundary</span>(<span class="number">2</span>));
|
||
|
||
<span class="comment">// third byte of `老`</span>
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="op">!</span><span class="ident">s</span>.<span class="ident">is_char_boundary</span>(<span class="number">8</span>));</pre></div>
|
||
</div><h4 id='method.as_bytes-1' class="method"><code id='as_bytes.v-1'>pub const fn <a href='#method.as_bytes-1' class='fnname'>as_bytes</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">&[</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u8.html">u8</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">]</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#2329-2337' title='goto source code'>[src]</a></h4><div class='docblock'><p>Converts a string slice to a byte slice. To convert the byte slice back
|
||
into a string slice, use the <a href="./str/fn.from_utf8.html"><code>str::from_utf8</code></a> function.</p>
|
||
<h1 id="examples-40" class="section-header"><a href="#examples-40">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">bytes</span> <span class="op">=</span> <span class="string">"bors"</span>.<span class="ident">as_bytes</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">b"bors"</span>, <span class="ident">bytes</span>);</pre></div>
|
||
</div><h4 id='method.as_bytes_mut' class="method"><code id='as_bytes_mut.v'>pub unsafe fn <a href='#method.as_bytes_mut' class='fnname'>as_bytes_mut</a>(&mut self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">&mut [</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u8.html">u8</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">]</a></code><span class='since' title='Stable since Rust version 1.20.0'>1.20.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#2374-2376' title='goto source code'>[src]</a></h4><div class='docblock'><p>Converts a mutable string slice to a mutable byte slice. To convert the
|
||
mutable byte slice back into a mutable string slice, use the
|
||
<a href="./str/fn.from_utf8_mut.html"><code>str::from_utf8_mut</code></a> function.</p>
|
||
<h1 id="examples-41" class="section-header"><a href="#examples-41">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"Hello"</span>);
|
||
<span class="kw">let</span> <span class="ident">bytes</span> <span class="op">=</span> <span class="kw">unsafe</span> { <span class="ident">s</span>.<span class="ident">as_bytes_mut</span>() };
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">b"Hello"</span>, <span class="ident">bytes</span>);</pre></div>
|
||
<p>Mutability:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"🗻∈🌏"</span>);
|
||
|
||
<span class="kw">unsafe</span> {
|
||
<span class="kw">let</span> <span class="ident">bytes</span> <span class="op">=</span> <span class="ident">s</span>.<span class="ident">as_bytes_mut</span>();
|
||
|
||
<span class="ident">bytes</span>[<span class="number">0</span>] <span class="op">=</span> <span class="number">0xF0</span>;
|
||
<span class="ident">bytes</span>[<span class="number">1</span>] <span class="op">=</span> <span class="number">0x9F</span>;
|
||
<span class="ident">bytes</span>[<span class="number">2</span>] <span class="op">=</span> <span class="number">0x8D</span>;
|
||
<span class="ident">bytes</span>[<span class="number">3</span>] <span class="op">=</span> <span class="number">0x94</span>;
|
||
}
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"🍔∈🌏"</span>, <span class="ident">s</span>);</pre></div>
|
||
</div><h4 id='method.as_ptr' class="method"><code id='as_ptr.v'>pub const fn <a href='#method.as_ptr' class='fnname'>as_ptr</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.pointer.html">*const </a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u8.html">u8</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#2401-2403' title='goto source code'>[src]</a></h4><div class='docblock'><p>Converts a string slice to a raw pointer.</p>
|
||
<p>As string slices are a slice of bytes, the raw pointer points to a
|
||
<a href="primitive.u8.html"><code>u8</code></a>. This pointer will be pointing to the first byte of the string
|
||
slice.</p>
|
||
<p>The caller must ensure that the returned pointer is never written to.
|
||
If you need to mutate the contents of the string slice, use <a href="#method.as_mut_ptr"><code>as_mut_ptr</code></a>.</p>
|
||
<h1 id="examples-42" class="section-header"><a href="#examples-42">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">"Hello"</span>;
|
||
<span class="kw">let</span> <span class="ident">ptr</span> <span class="op">=</span> <span class="ident">s</span>.<span class="ident">as_ptr</span>();</pre></div>
|
||
</div><h4 id='method.as_mut_ptr' class="method"><code id='as_mut_ptr.v'>pub fn <a href='#method.as_mut_ptr' class='fnname'>as_mut_ptr</a>(&mut self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.pointer.html">*mut </a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u8.html">u8</a></code><span class='since' title='Stable since Rust version 1.36.0'>1.36.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#2417-2419' title='goto source code'>[src]</a></h4><div class='docblock'><p>Converts a mutable string slice to a raw pointer.</p>
|
||
<p>As string slices are a slice of bytes, the raw pointer points to a
|
||
<a href="primitive.u8.html"><code>u8</code></a>. This pointer will be pointing to the first byte of the string
|
||
slice.</p>
|
||
<p>It is your responsibility to make sure that the string slice only gets
|
||
modified in a way that it remains valid UTF-8.</p>
|
||
</div><h4 id='method.get' class="method"><code id='get.v'>pub fn <a href='#method.get' class='fnname'>get</a><I>(&self, i: I) -> <a class="enum" href="../../../../nom/lib/std/prelude/v1/v1/enum.Option.html" title="enum nom::lib::std::prelude::v1::v1::Option">Option</a><&<I as <a class="trait" href="../../../../nom/lib/std/slice/trait.SliceIndex.html" title="trait nom::lib::std::slice::SliceIndex">SliceIndex</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>>>::<a class="type" href="../../../../nom/lib/std/slice/trait.SliceIndex.html#associatedtype.Output" title="type nom::lib::std::slice::SliceIndex::Output">Output</a>> <span class="where fmt-newline">where<br> I: <a class="trait" href="../../../../nom/lib/std/slice/trait.SliceIndex.html" title="trait nom::lib::std::slice::SliceIndex">SliceIndex</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>>, </span></code><span class='since' title='Stable since Rust version 1.20.0'>1.20.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#2444-2446' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns a subslice of <code>str</code>.</p>
|
||
<p>This is the non-panicking alternative to indexing the <code>str</code>. Returns
|
||
<a href="option/enum.Option.html#variant.None"><code>None</code></a> whenever equivalent indexing operation would panic.</p>
|
||
<h1 id="examples-43" class="section-header"><a href="#examples-43">Examples</a></h1>
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">v</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"🗻∈🌏"</span>);
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">"🗻"</span>), <span class="ident">v</span>.<span class="ident">get</span>(<span class="number">0</span>..<span class="number">4</span>));
|
||
|
||
<span class="comment">// indices not on UTF-8 sequence boundaries</span>
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">v</span>.<span class="ident">get</span>(<span class="number">1</span>..).<span class="ident">is_none</span>());
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">v</span>.<span class="ident">get</span>(..<span class="number">8</span>).<span class="ident">is_none</span>());
|
||
|
||
<span class="comment">// out of bounds</span>
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">v</span>.<span class="ident">get</span>(..<span class="number">42</span>).<span class="ident">is_none</span>());</pre></div>
|
||
</div><h4 id='method.get_mut' class="method"><code id='get_mut.v'>pub fn <a href='#method.get_mut' class='fnname'>get_mut</a><I>(<br> &mut self, <br> i: I<br>) -> <a class="enum" href="../../../../nom/lib/std/prelude/v1/v1/enum.Option.html" title="enum nom::lib::std::prelude::v1::v1::Option">Option</a><&mut <I as <a class="trait" href="../../../../nom/lib/std/slice/trait.SliceIndex.html" title="trait nom::lib::std::slice::SliceIndex">SliceIndex</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>>>::<a class="type" href="../../../../nom/lib/std/slice/trait.SliceIndex.html#associatedtype.Output" title="type nom::lib::std::slice::SliceIndex::Output">Output</a>> <span class="where fmt-newline">where<br> I: <a class="trait" href="../../../../nom/lib/std/slice/trait.SliceIndex.html" title="trait nom::lib::std::slice::SliceIndex">SliceIndex</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>>, </span></code><span class='since' title='Stable since Rust version 1.20.0'>1.20.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#2478-2480' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns a mutable subslice of <code>str</code>.</p>
|
||
<p>This is the non-panicking alternative to indexing the <code>str</code>. Returns
|
||
<a href="option/enum.Option.html#variant.None"><code>None</code></a> whenever equivalent indexing operation would panic.</p>
|
||
<h1 id="examples-44" class="section-header"><a href="#examples-44">Examples</a></h1>
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">v</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"hello"</span>);
|
||
<span class="comment">// correct length</span>
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">v</span>.<span class="ident">get_mut</span>(<span class="number">0</span>..<span class="number">5</span>).<span class="ident">is_some</span>());
|
||
<span class="comment">// out of bounds</span>
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">v</span>.<span class="ident">get_mut</span>(..<span class="number">42</span>).<span class="ident">is_none</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">"he"</span>), <span class="ident">v</span>.<span class="ident">get_mut</span>(<span class="number">0</span>..<span class="number">2</span>).<span class="ident">map</span>(<span class="op">|</span><span class="ident">v</span><span class="op">|</span> <span class="kw-2">&</span><span class="kw-2">*</span><span class="ident">v</span>));
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"hello"</span>, <span class="ident">v</span>);
|
||
{
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">v</span>.<span class="ident">get_mut</span>(<span class="number">0</span>..<span class="number">2</span>);
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">s</span>.<span class="ident">map</span>(<span class="op">|</span><span class="ident">s</span><span class="op">|</span> {
|
||
<span class="ident">s</span>.<span class="ident">make_ascii_uppercase</span>();
|
||
<span class="kw-2">&</span><span class="kw-2">*</span><span class="ident">s</span>
|
||
});
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">"HE"</span>), <span class="ident">s</span>);
|
||
}
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"HEllo"</span>, <span class="ident">v</span>);</pre></div>
|
||
</div><h4 id='method.get_unchecked' class="method"><code id='get_unchecked.v'>pub unsafe fn <a href='#method.get_unchecked' class='fnname'>get_unchecked</a><I>(&self, i: I) -> &<I as <a class="trait" href="../../../../nom/lib/std/slice/trait.SliceIndex.html" title="trait nom::lib::std::slice::SliceIndex">SliceIndex</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>>>::<a class="type" href="../../../../nom/lib/std/slice/trait.SliceIndex.html#associatedtype.Output" title="type nom::lib::std::slice::SliceIndex::Output">Output</a> <span class="where fmt-newline">where<br> I: <a class="trait" href="../../../../nom/lib/std/slice/trait.SliceIndex.html" title="trait nom::lib::std::slice::SliceIndex">SliceIndex</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>>, </span></code><span class='since' title='Stable since Rust version 1.20.0'>1.20.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#2510-2512' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns an unchecked subslice of <code>str</code>.</p>
|
||
<p>This is the unchecked alternative to indexing the <code>str</code>.</p>
|
||
<h1 id="safety-3" class="section-header"><a href="#safety-3">Safety</a></h1>
|
||
<p>Callers of this function are responsible that these preconditions are
|
||
satisfied:</p>
|
||
<ul>
|
||
<li>The starting index must not exceed the ending index;</li>
|
||
<li>Indexes must be within bounds of the original slice;</li>
|
||
<li>Indexes must lie on UTF-8 sequence boundaries.</li>
|
||
</ul>
|
||
<p>Failing that, the returned string slice may reference invalid memory or
|
||
violate the invariants communicated by the <code>str</code> type.</p>
|
||
<h1 id="examples-45" class="section-header"><a href="#examples-45">Examples</a></h1>
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">v</span> <span class="op">=</span> <span class="string">"🗻∈🌏"</span>;
|
||
<span class="kw">unsafe</span> {
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"🗻"</span>, <span class="ident">v</span>.<span class="ident">get_unchecked</span>(<span class="number">0</span>..<span class="number">4</span>));
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"∈"</span>, <span class="ident">v</span>.<span class="ident">get_unchecked</span>(<span class="number">4</span>..<span class="number">7</span>));
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"🌏"</span>, <span class="ident">v</span>.<span class="ident">get_unchecked</span>(<span class="number">7</span>..<span class="number">11</span>));
|
||
}</pre></div>
|
||
</div><h4 id='method.get_unchecked_mut' class="method"><code id='get_unchecked_mut.v'>pub unsafe fn <a href='#method.get_unchecked_mut' class='fnname'>get_unchecked_mut</a><I>(<br> &mut self, <br> i: I<br>) -> &mut <I as <a class="trait" href="../../../../nom/lib/std/slice/trait.SliceIndex.html" title="trait nom::lib::std::slice::SliceIndex">SliceIndex</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>>>::<a class="type" href="../../../../nom/lib/std/slice/trait.SliceIndex.html#associatedtype.Output" title="type nom::lib::std::slice::SliceIndex::Output">Output</a> <span class="where fmt-newline">where<br> I: <a class="trait" href="../../../../nom/lib/std/slice/trait.SliceIndex.html" title="trait nom::lib::std::slice::SliceIndex">SliceIndex</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>>, </span></code><span class='since' title='Stable since Rust version 1.20.0'>1.20.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#2542-2544' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns a mutable, unchecked subslice of <code>str</code>.</p>
|
||
<p>This is the unchecked alternative to indexing the <code>str</code>.</p>
|
||
<h1 id="safety-4" class="section-header"><a href="#safety-4">Safety</a></h1>
|
||
<p>Callers of this function are responsible that these preconditions are
|
||
satisfied:</p>
|
||
<ul>
|
||
<li>The starting index must not exceed the ending index;</li>
|
||
<li>Indexes must be within bounds of the original slice;</li>
|
||
<li>Indexes must lie on UTF-8 sequence boundaries.</li>
|
||
</ul>
|
||
<p>Failing that, the returned string slice may reference invalid memory or
|
||
violate the invariants communicated by the <code>str</code> type.</p>
|
||
<h1 id="examples-46" class="section-header"><a href="#examples-46">Examples</a></h1>
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">v</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"🗻∈🌏"</span>);
|
||
<span class="kw">unsafe</span> {
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"🗻"</span>, <span class="ident">v</span>.<span class="ident">get_unchecked_mut</span>(<span class="number">0</span>..<span class="number">4</span>));
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"∈"</span>, <span class="ident">v</span>.<span class="ident">get_unchecked_mut</span>(<span class="number">4</span>..<span class="number">7</span>));
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"🌏"</span>, <span class="ident">v</span>.<span class="ident">get_unchecked_mut</span>(<span class="number">7</span>..<span class="number">11</span>));
|
||
}</pre></div>
|
||
</div><h4 id='method.slice_unchecked' class="method"><code id='slice_unchecked.v'>pub unsafe fn <a href='#method.slice_unchecked' class='fnname'>slice_unchecked</a>(&self, begin: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>, end: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>) -> &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#2592-2594' title='goto source code'>[src]</a></h4><div class='stability'><div class='stab deprecated'>Deprecated since 1.29.0: <p>use <code>get_unchecked(begin..end)</code> instead</p>
|
||
</div></div><div class='docblock'><p>Creates a string slice from another string slice, bypassing safety
|
||
checks.</p>
|
||
<p>This is generally not recommended, use with caution! For a safe
|
||
alternative see <a href="primitive.str.html"><code>str</code></a> and <a href="ops/trait.Index.html"><code>Index</code></a>.</p>
|
||
<p>This new slice goes from <code>begin</code> to <code>end</code>, including <code>begin</code> but
|
||
excluding <code>end</code>.</p>
|
||
<p>To get a mutable string slice instead, see the
|
||
<a href="#method.slice_mut_unchecked"><code>slice_mut_unchecked</code></a> method.</p>
|
||
<h1 id="safety-5" class="section-header"><a href="#safety-5">Safety</a></h1>
|
||
<p>Callers of this function are responsible that three preconditions are
|
||
satisfied:</p>
|
||
<ul>
|
||
<li><code>begin</code> must not exceed <code>end</code>.</li>
|
||
<li><code>begin</code> and <code>end</code> must be byte positions within the string slice.</li>
|
||
<li><code>begin</code> and <code>end</code> must lie on UTF-8 sequence boundaries.</li>
|
||
</ul>
|
||
<h1 id="examples-47" class="section-header"><a href="#examples-47">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">"Löwe 老虎 Léopard"</span>;
|
||
|
||
<span class="kw">unsafe</span> {
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"Löwe 老虎 Léopard"</span>, <span class="ident">s</span>.<span class="ident">slice_unchecked</span>(<span class="number">0</span>, <span class="number">21</span>));
|
||
}
|
||
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">"Hello, world!"</span>;
|
||
|
||
<span class="kw">unsafe</span> {
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"world"</span>, <span class="ident">s</span>.<span class="ident">slice_unchecked</span>(<span class="number">7</span>, <span class="number">12</span>));
|
||
}</pre></div>
|
||
</div><h4 id='method.slice_mut_unchecked' class="method"><code id='slice_mut_unchecked.v'>pub unsafe fn <a href='#method.slice_mut_unchecked' class='fnname'>slice_mut_unchecked</a>(<br> &mut self, <br> begin: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>, <br> end: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a><br>) -> &mut <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code><span class='since' title='Stable since Rust version 1.5.0'>1.5.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#2623-2625' title='goto source code'>[src]</a></h4><div class='stability'><div class='stab deprecated'>Deprecated since 1.29.0: <p>use <code>get_unchecked_mut(begin..end)</code> instead</p>
|
||
</div></div><div class='docblock'><p>Creates a string slice from another string slice, bypassing safety
|
||
checks.
|
||
This is generally not recommended, use with caution! For a safe
|
||
alternative see <a href="primitive.str.html"><code>str</code></a> and <a href="ops/trait.IndexMut.html"><code>IndexMut</code></a>.</p>
|
||
<p>This new slice goes from <code>begin</code> to <code>end</code>, including <code>begin</code> but
|
||
excluding <code>end</code>.</p>
|
||
<p>To get an immutable string slice instead, see the
|
||
<a href="#method.slice_unchecked"><code>slice_unchecked</code></a> method.</p>
|
||
<h1 id="safety-6" class="section-header"><a href="#safety-6">Safety</a></h1>
|
||
<p>Callers of this function are responsible that three preconditions are
|
||
satisfied:</p>
|
||
<ul>
|
||
<li><code>begin</code> must not exceed <code>end</code>.</li>
|
||
<li><code>begin</code> and <code>end</code> must be byte positions within the string slice.</li>
|
||
<li><code>begin</code> and <code>end</code> must lie on UTF-8 sequence boundaries.</li>
|
||
</ul>
|
||
</div><h4 id='method.split_at' class="method"><code id='split_at.v'>pub fn <a href='#method.split_at' class='fnname'>split_at</a>(&self, mid: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">(</a>&<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">)</a></code><span class='since' title='Stable since Rust version 1.4.0'>1.4.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#2659-2667' title='goto source code'>[src]</a></h4><div class='docblock'><p>Divide one string slice into two at an index.</p>
|
||
<p>The argument, <code>mid</code>, should be a byte offset from the start of the
|
||
string. It must also be on the boundary of a UTF-8 code point.</p>
|
||
<p>The two slices returned go from the start of the string slice to <code>mid</code>,
|
||
and from <code>mid</code> to the end of the string slice.</p>
|
||
<p>To get mutable string slices instead, see the <a href="#method.split_at_mut"><code>split_at_mut</code></a>
|
||
method.</p>
|
||
<h1 id="panics-9" class="section-header"><a href="#panics-9">Panics</a></h1>
|
||
<p>Panics if <code>mid</code> is not on a UTF-8 code point boundary, or if it is
|
||
beyond the last code point of the string slice.</p>
|
||
<h1 id="examples-48" class="section-header"><a href="#examples-48">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">"Per Martin-Löf"</span>;
|
||
|
||
<span class="kw">let</span> (<span class="ident">first</span>, <span class="ident">last</span>) <span class="op">=</span> <span class="ident">s</span>.<span class="ident">split_at</span>(<span class="number">3</span>);
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"Per"</span>, <span class="ident">first</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">" Martin-Löf"</span>, <span class="ident">last</span>);</pre></div>
|
||
</div><h4 id='method.split_at_mut' class="method"><code id='split_at_mut.v'>pub fn <a href='#method.split_at_mut' class='fnname'>split_at_mut</a>(&mut self, mid: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">(</a>&mut <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, &mut <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">)</a></code><span class='since' title='Stable since Rust version 1.4.0'>1.4.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#2702-2717' title='goto source code'>[src]</a></h4><div class='docblock'><p>Divide one mutable string slice into two at an index.</p>
|
||
<p>The argument, <code>mid</code>, should be a byte offset from the start of the
|
||
string. It must also be on the boundary of a UTF-8 code point.</p>
|
||
<p>The two slices returned go from the start of the string slice to <code>mid</code>,
|
||
and from <code>mid</code> to the end of the string slice.</p>
|
||
<p>To get immutable string slices instead, see the <a href="#method.split_at"><code>split_at</code></a> method.</p>
|
||
<h1 id="panics-10" class="section-header"><a href="#panics-10">Panics</a></h1>
|
||
<p>Panics if <code>mid</code> is not on a UTF-8 code point boundary, or if it is
|
||
beyond the last code point of the string slice.</p>
|
||
<h1 id="examples-49" class="section-header"><a href="#examples-49">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">"Per Martin-Löf"</span>.<span class="ident">to_string</span>();
|
||
{
|
||
<span class="kw">let</span> (<span class="ident">first</span>, <span class="ident">last</span>) <span class="op">=</span> <span class="ident">s</span>.<span class="ident">split_at_mut</span>(<span class="number">3</span>);
|
||
<span class="ident">first</span>.<span class="ident">make_ascii_uppercase</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"PER"</span>, <span class="ident">first</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">" Martin-Löf"</span>, <span class="ident">last</span>);
|
||
}
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"PER Martin-Löf"</span>, <span class="ident">s</span>);</pre></div>
|
||
</div><h4 id='method.chars' class="method"><code id='chars.v'>pub fn <a href='#method.chars' class='fnname'>chars</a>(&self) -> <a class="struct" href="../../../../nom/lib/std/str/struct.Chars.html" title="struct nom::lib::std::str::Chars">Chars</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#2766-2768' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns an iterator over the [<code>char</code>]s of a string slice.</p>
|
||
<p>As a string slice consists of valid UTF-8, we can iterate through a
|
||
string slice by [<code>char</code>]. This method returns such an iterator.</p>
|
||
<p>It's important to remember that [<code>char</code>] represents a Unicode Scalar
|
||
Value, and may not match your idea of what a 'character' is. Iteration
|
||
over grapheme clusters may be what you actually want. This functionality
|
||
is not provided by Rust's standard library, check crates.io instead.</p>
|
||
<h1 id="examples-50" class="section-header"><a href="#examples-50">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">word</span> <span class="op">=</span> <span class="string">"goodbye"</span>;
|
||
|
||
<span class="kw">let</span> <span class="ident">count</span> <span class="op">=</span> <span class="ident">word</span>.<span class="ident">chars</span>().<span class="ident">count</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">7</span>, <span class="ident">count</span>);
|
||
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">chars</span> <span class="op">=</span> <span class="ident">word</span>.<span class="ident">chars</span>();
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">'g'</span>), <span class="ident">chars</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">'o'</span>), <span class="ident">chars</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">'o'</span>), <span class="ident">chars</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">'d'</span>), <span class="ident">chars</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">'b'</span>), <span class="ident">chars</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">'y'</span>), <span class="ident">chars</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">'e'</span>), <span class="ident">chars</span>.<span class="ident">next</span>());
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">None</span>, <span class="ident">chars</span>.<span class="ident">next</span>());</pre></div>
|
||
<p>Remember, [<code>char</code>]s may not match your human intuition about characters:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">y</span> <span class="op">=</span> <span class="string">"y̆"</span>;
|
||
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">chars</span> <span class="op">=</span> <span class="ident">y</span>.<span class="ident">chars</span>();
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">'y'</span>), <span class="ident">chars</span>.<span class="ident">next</span>()); <span class="comment">// not 'y̆'</span>
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">'\u{0306}'</span>), <span class="ident">chars</span>.<span class="ident">next</span>());
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">None</span>, <span class="ident">chars</span>.<span class="ident">next</span>());</pre></div>
|
||
</div><h4 id='method.char_indices' class="method"><code id='char_indices.v'>pub fn <a href='#method.char_indices' class='fnname'>char_indices</a>(&self) -> <a class="struct" href="../../../../nom/lib/std/str/struct.CharIndices.html" title="struct nom::lib::std::str::CharIndices">CharIndices</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#2821-2823' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns an iterator over the [<code>char</code>]s of a string slice, and their
|
||
positions.</p>
|
||
<p>As a string slice consists of valid UTF-8, we can iterate through a
|
||
string slice by [<code>char</code>]. This method returns an iterator of both
|
||
these [<code>char</code>]s, as well as their byte positions.</p>
|
||
<p>The iterator yields tuples. The position is first, the [<code>char</code>] is
|
||
second.</p>
|
||
<h1 id="examples-51" class="section-header"><a href="#examples-51">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">word</span> <span class="op">=</span> <span class="string">"goodbye"</span>;
|
||
|
||
<span class="kw">let</span> <span class="ident">count</span> <span class="op">=</span> <span class="ident">word</span>.<span class="ident">char_indices</span>().<span class="ident">count</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">7</span>, <span class="ident">count</span>);
|
||
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">char_indices</span> <span class="op">=</span> <span class="ident">word</span>.<span class="ident">char_indices</span>();
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>((<span class="number">0</span>, <span class="string">'g'</span>)), <span class="ident">char_indices</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>((<span class="number">1</span>, <span class="string">'o'</span>)), <span class="ident">char_indices</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>((<span class="number">2</span>, <span class="string">'o'</span>)), <span class="ident">char_indices</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>((<span class="number">3</span>, <span class="string">'d'</span>)), <span class="ident">char_indices</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>((<span class="number">4</span>, <span class="string">'b'</span>)), <span class="ident">char_indices</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>((<span class="number">5</span>, <span class="string">'y'</span>)), <span class="ident">char_indices</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>((<span class="number">6</span>, <span class="string">'e'</span>)), <span class="ident">char_indices</span>.<span class="ident">next</span>());
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">None</span>, <span class="ident">char_indices</span>.<span class="ident">next</span>());</pre></div>
|
||
<p>Remember, [<code>char</code>]s may not match your human intuition about characters:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">yes</span> <span class="op">=</span> <span class="string">"y̆es"</span>;
|
||
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">char_indices</span> <span class="op">=</span> <span class="ident">yes</span>.<span class="ident">char_indices</span>();
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>((<span class="number">0</span>, <span class="string">'y'</span>)), <span class="ident">char_indices</span>.<span class="ident">next</span>()); <span class="comment">// not (0, 'y̆')</span>
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>((<span class="number">1</span>, <span class="string">'\u{0306}'</span>)), <span class="ident">char_indices</span>.<span class="ident">next</span>());
|
||
|
||
<span class="comment">// note the 3 here - the last character took up two bytes</span>
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>((<span class="number">3</span>, <span class="string">'e'</span>)), <span class="ident">char_indices</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>((<span class="number">4</span>, <span class="string">'s'</span>)), <span class="ident">char_indices</span>.<span class="ident">next</span>());
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">None</span>, <span class="ident">char_indices</span>.<span class="ident">next</span>());</pre></div>
|
||
</div><h4 id='method.bytes' class="method"><code id='bytes.v'>pub fn <a href='#method.bytes' class='fnname'>bytes</a>(&self) -> <a class="struct" href="../../../../nom/lib/std/str/struct.Bytes.html" title="struct nom::lib::std::str::Bytes">Bytes</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#2846-2848' title='goto source code'>[src]</a></h4><div class='docblock'><p>An iterator over the bytes of a string slice.</p>
|
||
<p>As a string slice consists of a sequence of bytes, we can iterate
|
||
through a string slice by byte. This method returns such an iterator.</p>
|
||
<h1 id="examples-52" class="section-header"><a href="#examples-52">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">bytes</span> <span class="op">=</span> <span class="string">"bors"</span>.<span class="ident">bytes</span>();
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">b'b'</span>), <span class="ident">bytes</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">b'o'</span>), <span class="ident">bytes</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">b'r'</span>), <span class="ident">bytes</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">b's'</span>), <span class="ident">bytes</span>.<span class="ident">next</span>());
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">None</span>, <span class="ident">bytes</span>.<span class="ident">next</span>());</pre></div>
|
||
</div><h4 id='method.split_whitespace' class="method"><code id='split_whitespace.v'>pub fn <a href='#method.split_whitespace' class='fnname'>split_whitespace</a>(&self) -> <a class="struct" href="../../../../nom/lib/std/str/struct.SplitWhitespace.html" title="struct nom::lib::std::str::SplitWhitespace">SplitWhitespace</a></code><span class='since' title='Stable since Rust version 1.1.0'>1.1.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#2889-2891' title='goto source code'>[src]</a></h4><div class='docblock'><p>Splits a string slice by whitespace.</p>
|
||
<p>The iterator returned will return string slices that are sub-slices of
|
||
the original string slice, separated by any amount of whitespace.</p>
|
||
<p>'Whitespace' is defined according to the terms of the Unicode Derived
|
||
Core Property <code>White_Space</code>. If you only want to split on ASCII whitespace
|
||
instead, use <a href="#method.split_ascii_whitespace"><code>split_ascii_whitespace</code></a>.</p>
|
||
<h1 id="examples-53" class="section-header"><a href="#examples-53">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">iter</span> <span class="op">=</span> <span class="string">"A few words"</span>.<span class="ident">split_whitespace</span>();
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">"A"</span>), <span class="ident">iter</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">"few"</span>), <span class="ident">iter</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">"words"</span>), <span class="ident">iter</span>.<span class="ident">next</span>());
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">None</span>, <span class="ident">iter</span>.<span class="ident">next</span>());</pre></div>
|
||
<p>All kinds of whitespace are considered:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">iter</span> <span class="op">=</span> <span class="string">" Mary had\ta\u{2009}little \n\t lamb"</span>.<span class="ident">split_whitespace</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">"Mary"</span>), <span class="ident">iter</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">"had"</span>), <span class="ident">iter</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">"a"</span>), <span class="ident">iter</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">"little"</span>), <span class="ident">iter</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">"lamb"</span>), <span class="ident">iter</span>.<span class="ident">next</span>());
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">None</span>, <span class="ident">iter</span>.<span class="ident">next</span>());</pre></div>
|
||
</div><h4 id='method.split_ascii_whitespace' class="method"><code id='split_ascii_whitespace.v'>pub fn <a href='#method.split_ascii_whitespace' class='fnname'>split_ascii_whitespace</a>(&self) -> <a class="struct" href="../../../../nom/lib/std/str/struct.SplitAsciiWhitespace.html" title="struct nom::lib::std::str::SplitAsciiWhitespace">SplitAsciiWhitespace</a></code><span class='since' title='Stable since Rust version 1.34.0'>1.34.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#2930-2934' title='goto source code'>[src]</a></h4><div class='docblock'><p>Splits a string slice by ASCII whitespace.</p>
|
||
<p>The iterator returned will return string slices that are sub-slices of
|
||
the original string slice, separated by any amount of ASCII whitespace.</p>
|
||
<p>To split by Unicode <code>Whitespace</code> instead, use <a href="#method.split_whitespace"><code>split_whitespace</code></a>.</p>
|
||
<h1 id="examples-54" class="section-header"><a href="#examples-54">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">iter</span> <span class="op">=</span> <span class="string">"A few words"</span>.<span class="ident">split_ascii_whitespace</span>();
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">"A"</span>), <span class="ident">iter</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">"few"</span>), <span class="ident">iter</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">"words"</span>), <span class="ident">iter</span>.<span class="ident">next</span>());
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">None</span>, <span class="ident">iter</span>.<span class="ident">next</span>());</pre></div>
|
||
<p>All kinds of ASCII whitespace are considered:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">iter</span> <span class="op">=</span> <span class="string">" Mary had\ta little \n\t lamb"</span>.<span class="ident">split_ascii_whitespace</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">"Mary"</span>), <span class="ident">iter</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">"had"</span>), <span class="ident">iter</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">"a"</span>), <span class="ident">iter</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">"little"</span>), <span class="ident">iter</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">"lamb"</span>), <span class="ident">iter</span>.<span class="ident">next</span>());
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">None</span>, <span class="ident">iter</span>.<span class="ident">next</span>());</pre></div>
|
||
</div><h4 id='method.lines' class="method"><code id='lines.v'>pub fn <a href='#method.lines' class='fnname'>lines</a>(&self) -> <a class="struct" href="../../../../nom/lib/std/str/struct.Lines.html" title="struct nom::lib::std::str::Lines">Lines</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#2974-2976' title='goto source code'>[src]</a></h4><div class='docblock'><p>An iterator over the lines of a string, as string slices.</p>
|
||
<p>Lines are ended with either a newline (<code>\n</code>) or a carriage return with
|
||
a line feed (<code>\r\n</code>).</p>
|
||
<p>The final line ending is optional.</p>
|
||
<h1 id="examples-55" class="section-header"><a href="#examples-55">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">text</span> <span class="op">=</span> <span class="string">"foo\r\nbar\n\nbaz\n"</span>;
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">lines</span> <span class="op">=</span> <span class="ident">text</span>.<span class="ident">lines</span>();
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">"foo"</span>), <span class="ident">lines</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">"bar"</span>), <span class="ident">lines</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">""</span>), <span class="ident">lines</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">"baz"</span>), <span class="ident">lines</span>.<span class="ident">next</span>());
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">None</span>, <span class="ident">lines</span>.<span class="ident">next</span>());</pre></div>
|
||
<p>The final line ending isn't required:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">text</span> <span class="op">=</span> <span class="string">"foo\nbar\n\r\nbaz"</span>;
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">lines</span> <span class="op">=</span> <span class="ident">text</span>.<span class="ident">lines</span>();
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">"foo"</span>), <span class="ident">lines</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">"bar"</span>), <span class="ident">lines</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">""</span>), <span class="ident">lines</span>.<span class="ident">next</span>());
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">"baz"</span>), <span class="ident">lines</span>.<span class="ident">next</span>());
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">None</span>, <span class="ident">lines</span>.<span class="ident">next</span>());</pre></div>
|
||
</div><h4 id='method.lines_any' class="method"><code id='lines_any.v'>pub fn <a href='#method.lines_any' class='fnname'>lines_any</a>(&self) -> <a class="struct" href="../../../../nom/lib/std/str/struct.LinesAny.html" title="struct nom::lib::std::str::LinesAny">LinesAny</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#2983-2985' title='goto source code'>[src]</a></h4><div class='stability'><div class='stab deprecated'>Deprecated since 1.4.0: <p>use lines() instead now</p>
|
||
</div></div><div class='docblock'><p>An iterator over the lines of a string.</p>
|
||
</div><h4 id='method.encode_utf16' class="method"><code id='encode_utf16.v'>pub fn <a href='#method.encode_utf16' class='fnname'>encode_utf16</a>(&self) -> <a class="struct" href="../../../../nom/lib/std/str/struct.EncodeUtf16.html" title="struct nom::lib::std::str::EncodeUtf16">EncodeUtf16</a></code><span class='since' title='Stable since Rust version 1.8.0'>1.8.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#3002-3004' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns an iterator of <code>u16</code> over the string encoded as UTF-16.</p>
|
||
<h1 id="examples-56" class="section-header"><a href="#examples-56">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">text</span> <span class="op">=</span> <span class="string">"Zażółć gęślą jaźń"</span>;
|
||
|
||
<span class="kw">let</span> <span class="ident">utf8_len</span> <span class="op">=</span> <span class="ident">text</span>.<span class="ident">len</span>();
|
||
<span class="kw">let</span> <span class="ident">utf16_len</span> <span class="op">=</span> <span class="ident">text</span>.<span class="ident">encode_utf16</span>().<span class="ident">count</span>();
|
||
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">utf16_len</span> <span class="op"><</span><span class="op">=</span> <span class="ident">utf8_len</span>);</pre></div>
|
||
</div><h4 id='method.contains' class="method"><code id='contains.v'>pub fn <a href='#method.contains' class='fnname'>contains</a><'a, P>(&'a self, pat: P) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#3023-3025' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns <code>true</code> if the given pattern matches a sub-slice of
|
||
this string slice.</p>
|
||
<p>Returns <code>false</code> if it does not.</p>
|
||
<h1 id="examples-57" class="section-header"><a href="#examples-57">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">bananas</span> <span class="op">=</span> <span class="string">"bananas"</span>;
|
||
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">bananas</span>.<span class="ident">contains</span>(<span class="string">"nana"</span>));
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="op">!</span><span class="ident">bananas</span>.<span class="ident">contains</span>(<span class="string">"apples"</span>));</pre></div>
|
||
</div><h4 id='method.starts_with' class="method"><code id='starts_with.v'>pub fn <a href='#method.starts_with' class='fnname'>starts_with</a><'a, P>(&'a self, pat: P) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#3043-3045' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns <code>true</code> if the given pattern matches a prefix of this
|
||
string slice.</p>
|
||
<p>Returns <code>false</code> if it does not.</p>
|
||
<h1 id="examples-58" class="section-header"><a href="#examples-58">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">bananas</span> <span class="op">=</span> <span class="string">"bananas"</span>;
|
||
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">bananas</span>.<span class="ident">starts_with</span>(<span class="string">"bana"</span>));
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="op">!</span><span class="ident">bananas</span>.<span class="ident">starts_with</span>(<span class="string">"nana"</span>));</pre></div>
|
||
</div><h4 id='method.ends_with' class="method"><code id='ends_with.v'>pub fn <a href='#method.ends_with' class='fnname'>ends_with</a><'a, P>(&'a self, pat: P) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>,<br> <P as <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>>::<a class="type" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html#associatedtype.Searcher" title="type nom::lib::std::str::pattern::Pattern::Searcher">Searcher</a>: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.ReverseSearcher.html" title="trait nom::lib::std::str::pattern::ReverseSearcher">ReverseSearcher</a><'a>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#3063-3068' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns <code>true</code> if the given pattern matches a suffix of this
|
||
string slice.</p>
|
||
<p>Returns <code>false</code> if it does not.</p>
|
||
<h1 id="examples-59" class="section-header"><a href="#examples-59">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">bananas</span> <span class="op">=</span> <span class="string">"bananas"</span>;
|
||
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">bananas</span>.<span class="ident">ends_with</span>(<span class="string">"anas"</span>));
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="op">!</span><span class="ident">bananas</span>.<span class="ident">ends_with</span>(<span class="string">"nana"</span>));</pre></div>
|
||
</div><h4 id='method.find' class="method"><code id='find.v'>pub fn <a href='#method.find' class='fnname'>find</a><'a, P>(&'a self, pat: P) -> <a class="enum" href="../../../../nom/lib/std/prelude/v1/v1/enum.Option.html" title="enum nom::lib::std::prelude::v1::v1::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#3113-3115' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns the byte index of the first character of this string slice that
|
||
matches the pattern.</p>
|
||
<p>Returns <a href="option/enum.Option.html#variant.None"><code>None</code></a> if the pattern doesn't match.</p>
|
||
<p>The pattern can be a <code>&str</code>, [<code>char</code>], or a closure that determines if
|
||
a character matches.</p>
|
||
<h1 id="examples-60" class="section-header"><a href="#examples-60">Examples</a></h1>
|
||
<p>Simple patterns:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">"Löwe 老虎 Léopard"</span>;
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">find</span>(<span class="string">'L'</span>), <span class="prelude-val">Some</span>(<span class="number">0</span>));
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">find</span>(<span class="string">'é'</span>), <span class="prelude-val">Some</span>(<span class="number">14</span>));
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">find</span>(<span class="string">"Léopard"</span>), <span class="prelude-val">Some</span>(<span class="number">13</span>));</pre></div>
|
||
<p>More complex patterns using point-free style and closures:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">"Löwe 老虎 Léopard"</span>;
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">find</span>(<span class="ident">char</span>::<span class="ident">is_whitespace</span>), <span class="prelude-val">Some</span>(<span class="number">5</span>));
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">find</span>(<span class="ident">char</span>::<span class="ident">is_lowercase</span>), <span class="prelude-val">Some</span>(<span class="number">1</span>));
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">find</span>(<span class="op">|</span><span class="ident">c</span>: <span class="ident">char</span><span class="op">|</span> <span class="ident">c</span>.<span class="ident">is_whitespace</span>() <span class="op">|</span><span class="op">|</span> <span class="ident">c</span>.<span class="ident">is_lowercase</span>()), <span class="prelude-val">Some</span>(<span class="number">1</span>));
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">find</span>(<span class="op">|</span><span class="ident">c</span>: <span class="ident">char</span><span class="op">|</span> (<span class="ident">c</span> <span class="op"><</span> <span class="string">'o'</span>) <span class="kw-2">&</span><span class="op">&</span> (<span class="ident">c</span> <span class="op">></span> <span class="string">'a'</span>)), <span class="prelude-val">Some</span>(<span class="number">4</span>));</pre></div>
|
||
<p>Not finding the pattern:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">"Löwe 老虎 Léopard"</span>;
|
||
<span class="kw">let</span> <span class="ident">x</span>: <span class="kw-2">&</span>[<span class="kw">_</span>] <span class="op">=</span> <span class="kw-2">&</span>[<span class="string">'1'</span>, <span class="string">'2'</span>];
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">find</span>(<span class="ident">x</span>), <span class="prelude-val">None</span>);</pre></div>
|
||
</div><h4 id='method.rfind' class="method"><code id='rfind.v'>pub fn <a href='#method.rfind' class='fnname'>rfind</a><'a, P>(&'a self, pat: P) -> <a class="enum" href="../../../../nom/lib/std/prelude/v1/v1/enum.Option.html" title="enum nom::lib::std::prelude::v1::v1::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>,<br> <P as <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>>::<a class="type" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html#associatedtype.Searcher" title="type nom::lib::std::str::pattern::Pattern::Searcher">Searcher</a>: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.ReverseSearcher.html" title="trait nom::lib::std::str::pattern::ReverseSearcher">ReverseSearcher</a><'a>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#3157-3162' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns the byte index of the last character of this string slice that
|
||
matches the pattern.</p>
|
||
<p>Returns <a href="option/enum.Option.html#variant.None"><code>None</code></a> if the pattern doesn't match.</p>
|
||
<p>The pattern can be a <code>&str</code>, [<code>char</code>], or a closure that determines if
|
||
a character matches.</p>
|
||
<h1 id="examples-61" class="section-header"><a href="#examples-61">Examples</a></h1>
|
||
<p>Simple patterns:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">"Löwe 老虎 Léopard"</span>;
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">rfind</span>(<span class="string">'L'</span>), <span class="prelude-val">Some</span>(<span class="number">13</span>));
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">rfind</span>(<span class="string">'é'</span>), <span class="prelude-val">Some</span>(<span class="number">14</span>));</pre></div>
|
||
<p>More complex patterns with closures:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">"Löwe 老虎 Léopard"</span>;
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">rfind</span>(<span class="ident">char</span>::<span class="ident">is_whitespace</span>), <span class="prelude-val">Some</span>(<span class="number">12</span>));
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">rfind</span>(<span class="ident">char</span>::<span class="ident">is_lowercase</span>), <span class="prelude-val">Some</span>(<span class="number">20</span>));</pre></div>
|
||
<p>Not finding the pattern:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">"Löwe 老虎 Léopard"</span>;
|
||
<span class="kw">let</span> <span class="ident">x</span>: <span class="kw-2">&</span>[<span class="kw">_</span>] <span class="op">=</span> <span class="kw-2">&</span>[<span class="string">'1'</span>, <span class="string">'2'</span>];
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>.<span class="ident">rfind</span>(<span class="ident">x</span>), <span class="prelude-val">None</span>);</pre></div>
|
||
</div><h4 id='method.split' class="method"><code id='split.v'>pub fn <a href='#method.split' class='fnname'>split</a><'a, P>(&'a self, pat: P) -> <a class="struct" href="../../../../nom/lib/std/str/struct.Split.html" title="struct nom::lib::std::str::Split">Split</a><'a, P> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#3271-3279' title='goto source code'>[src]</a></h4><div class='docblock'><p>An iterator over substrings of this string slice, separated by
|
||
characters matched by a pattern.</p>
|
||
<p>The pattern can be any type that implements the Pattern trait. Notable
|
||
examples are <code>&str</code>, [<code>char</code>], and closures that determines the split.</p>
|
||
<h1 id="iterator-behavior" class="section-header"><a href="#iterator-behavior">Iterator behavior</a></h1>
|
||
<p>The returned iterator will be a <a href="iter/trait.DoubleEndedIterator.html"><code>DoubleEndedIterator</code></a> if the pattern
|
||
allows a reverse search and forward/reverse search yields the same
|
||
elements. This is true for, e.g., [<code>char</code>], but not for <code>&str</code>.</p>
|
||
<p>If the pattern allows a reverse search but its results might differ
|
||
from a forward search, the <a href="#method.rsplit"><code>rsplit</code></a> method can be used.</p>
|
||
<h1 id="examples-62" class="section-header"><a href="#examples-62">Examples</a></h1>
|
||
<p>Simple patterns:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">"Mary had a little lamb"</span>.<span class="ident">split</span>(<span class="string">' '</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">"Mary"</span>, <span class="string">"had"</span>, <span class="string">"a"</span>, <span class="string">"little"</span>, <span class="string">"lamb"</span>]);
|
||
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">""</span>.<span class="ident">split</span>(<span class="string">'X'</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">""</span>]);
|
||
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">"lionXXtigerXleopard"</span>.<span class="ident">split</span>(<span class="string">'X'</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">"lion"</span>, <span class="string">""</span>, <span class="string">"tiger"</span>, <span class="string">"leopard"</span>]);
|
||
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">"lion::tiger::leopard"</span>.<span class="ident">split</span>(<span class="string">"::"</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">"lion"</span>, <span class="string">"tiger"</span>, <span class="string">"leopard"</span>]);
|
||
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">"abc1def2ghi"</span>.<span class="ident">split</span>(<span class="ident">char</span>::<span class="ident">is_numeric</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">"abc"</span>, <span class="string">"def"</span>, <span class="string">"ghi"</span>]);
|
||
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">"lionXtigerXleopard"</span>.<span class="ident">split</span>(<span class="ident">char</span>::<span class="ident">is_uppercase</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">"lion"</span>, <span class="string">"tiger"</span>, <span class="string">"leopard"</span>]);</pre></div>
|
||
<p>A more complex pattern, using a closure:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">"abc1defXghi"</span>.<span class="ident">split</span>(<span class="op">|</span><span class="ident">c</span><span class="op">|</span> <span class="ident">c</span> <span class="op">=</span><span class="op">=</span> <span class="string">'1'</span> <span class="op">|</span><span class="op">|</span> <span class="ident">c</span> <span class="op">=</span><span class="op">=</span> <span class="string">'X'</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">"abc"</span>, <span class="string">"def"</span>, <span class="string">"ghi"</span>]);</pre></div>
|
||
<p>If a string contains multiple contiguous separators, you will end up
|
||
with empty strings in the output:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">x</span> <span class="op">=</span> <span class="string">"||||a||b|c"</span>.<span class="ident">to_string</span>();
|
||
<span class="kw">let</span> <span class="ident">d</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw">_</span><span class="op">></span> <span class="op">=</span> <span class="ident">x</span>.<span class="ident">split</span>(<span class="string">'|'</span>).<span class="ident">collect</span>();
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">d</span>, <span class="kw-2">&</span>[<span class="string">""</span>, <span class="string">""</span>, <span class="string">""</span>, <span class="string">""</span>, <span class="string">"a"</span>, <span class="string">""</span>, <span class="string">"b"</span>, <span class="string">"c"</span>]);</pre></div>
|
||
<p>Contiguous separators are separated by the empty string.</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">x</span> <span class="op">=</span> <span class="string">"(///)"</span>.<span class="ident">to_string</span>();
|
||
<span class="kw">let</span> <span class="ident">d</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw">_</span><span class="op">></span> <span class="op">=</span> <span class="ident">x</span>.<span class="ident">split</span>(<span class="string">'/'</span>).<span class="ident">collect</span>();
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">d</span>, <span class="kw-2">&</span>[<span class="string">"("</span>, <span class="string">""</span>, <span class="string">""</span>, <span class="string">")"</span>]);</pre></div>
|
||
<p>Separators at the start or end of a string are neighbored
|
||
by empty strings.</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">d</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw">_</span><span class="op">></span> <span class="op">=</span> <span class="string">"010"</span>.<span class="ident">split</span>(<span class="string">"0"</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">d</span>, <span class="kw-2">&</span>[<span class="string">""</span>, <span class="string">"1"</span>, <span class="string">""</span>]);</pre></div>
|
||
<p>When the empty string is used as a separator, it separates
|
||
every character in the string, along with the beginning
|
||
and end of the string.</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">f</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw">_</span><span class="op">></span> <span class="op">=</span> <span class="string">"rust"</span>.<span class="ident">split</span>(<span class="string">""</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">f</span>, <span class="kw-2">&</span>[<span class="string">""</span>, <span class="string">"r"</span>, <span class="string">"u"</span>, <span class="string">"s"</span>, <span class="string">"t"</span>, <span class="string">""</span>]);</pre></div>
|
||
<p>Contiguous separators can lead to possibly surprising behavior
|
||
when whitespace is used as the separator. This code is correct:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">x</span> <span class="op">=</span> <span class="string">" a b c"</span>.<span class="ident">to_string</span>();
|
||
<span class="kw">let</span> <span class="ident">d</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw">_</span><span class="op">></span> <span class="op">=</span> <span class="ident">x</span>.<span class="ident">split</span>(<span class="string">' '</span>).<span class="ident">collect</span>();
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">d</span>, <span class="kw-2">&</span>[<span class="string">""</span>, <span class="string">""</span>, <span class="string">""</span>, <span class="string">""</span>, <span class="string">"a"</span>, <span class="string">""</span>, <span class="string">"b"</span>, <span class="string">"c"</span>]);</pre></div>
|
||
<p>It does <em>not</em> give you:</p>
|
||
|
||
<div class='information'><div class='tooltip ignore'>ⓘ<span class='tooltiptext'>This example is not tested</span></div></div><div class="example-wrap"><pre class="rust rust-example-rendered ignore">
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">d</span>, <span class="kw-2">&</span>[<span class="string">"a"</span>, <span class="string">"b"</span>, <span class="string">"c"</span>]);</pre></div>
|
||
<p>Use <a href="#method.split_whitespace"><code>split_whitespace</code></a> for this behavior.</p>
|
||
</div><h4 id='method.split_inclusive' class="method"><code id='split_inclusive.v'>pub fn <a href='#method.split_inclusive' class='fnname'>split_inclusive</a><'a, P>(&'a self, pat: P) -> <a class="struct" href="https://doc.rust-lang.org/nightly/core/str/struct.SplitInclusive.html" title="struct core::str::SplitInclusive">SplitInclusive</a><'a, P> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#3307-3315' title='goto source code'>[src]</a></h4><div class='stability'><div class='stab unstable'><span class='emoji'>🔬</span> This is a nightly-only experimental API. (<code>split_inclusive</code>)</div></div><div class='docblock'><p>An iterator over substrings of this string slice, separated by
|
||
characters matched by a pattern. Differs from the iterator produced by
|
||
<code>split</code> in that <code>split_inclusive</code> leaves the matched part as the
|
||
terminator of the substring.</p>
|
||
<h1 id="examples-63" class="section-header"><a href="#examples-63">Examples</a></h1>
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="attribute">#![<span class="ident">feature</span>(<span class="ident">split_inclusive</span>)]</span>
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">"Mary had a little lamb\nlittle lamb\nlittle lamb."</span>
|
||
.<span class="ident">split_inclusive</span>(<span class="string">'\n'</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">"Mary had a little lamb\n"</span>, <span class="string">"little lamb\n"</span>, <span class="string">"little lamb."</span>]);</pre></div>
|
||
<p>If the last element of the string is matched,
|
||
that element will be considered the terminator of the preceding substring.
|
||
That substring will be the last item returned by the iterator.</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="attribute">#![<span class="ident">feature</span>(<span class="ident">split_inclusive</span>)]</span>
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">"Mary had a little lamb\nlittle lamb\nlittle lamb.\n"</span>
|
||
.<span class="ident">split_inclusive</span>(<span class="string">'\n'</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">"Mary had a little lamb\n"</span>, <span class="string">"little lamb\n"</span>, <span class="string">"little lamb.\n"</span>]);</pre></div>
|
||
</div><h4 id='method.rsplit' class="method"><code id='rsplit.v'>pub fn <a href='#method.rsplit' class='fnname'>rsplit</a><'a, P>(&'a self, pat: P) -> <a class="struct" href="../../../../nom/lib/std/str/struct.RSplit.html" title="struct nom::lib::std::str::RSplit">RSplit</a><'a, P> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>,<br> <P as <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>>::<a class="type" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html#associatedtype.Searcher" title="type nom::lib::std::str::pattern::Pattern::Searcher">Searcher</a>: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.ReverseSearcher.html" title="trait nom::lib::std::str::pattern::ReverseSearcher">ReverseSearcher</a><'a>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#3361-3366' title='goto source code'>[src]</a></h4><div class='docblock'><p>An iterator over substrings of the given string slice, separated by
|
||
characters matched by a pattern and yielded in reverse order.</p>
|
||
<p>The pattern can be any type that implements the Pattern trait. Notable
|
||
examples are <code>&str</code>, [<code>char</code>], and closures that determines the split.</p>
|
||
<h1 id="iterator-behavior-1" class="section-header"><a href="#iterator-behavior-1">Iterator behavior</a></h1>
|
||
<p>The returned iterator requires that the pattern supports a reverse
|
||
search, and it will be a <a href="iter/trait.DoubleEndedIterator.html"><code>DoubleEndedIterator</code></a> if a forward/reverse
|
||
search yields the same elements.</p>
|
||
<p>For iterating from the front, the <a href="#method.split"><code>split</code></a> method can be used.</p>
|
||
<h1 id="examples-64" class="section-header"><a href="#examples-64">Examples</a></h1>
|
||
<p>Simple patterns:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">"Mary had a little lamb"</span>.<span class="ident">rsplit</span>(<span class="string">' '</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">"lamb"</span>, <span class="string">"little"</span>, <span class="string">"a"</span>, <span class="string">"had"</span>, <span class="string">"Mary"</span>]);
|
||
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">""</span>.<span class="ident">rsplit</span>(<span class="string">'X'</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">""</span>]);
|
||
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">"lionXXtigerXleopard"</span>.<span class="ident">rsplit</span>(<span class="string">'X'</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">"leopard"</span>, <span class="string">"tiger"</span>, <span class="string">""</span>, <span class="string">"lion"</span>]);
|
||
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">"lion::tiger::leopard"</span>.<span class="ident">rsplit</span>(<span class="string">"::"</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">"leopard"</span>, <span class="string">"tiger"</span>, <span class="string">"lion"</span>]);</pre></div>
|
||
<p>A more complex pattern, using a closure:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">"abc1defXghi"</span>.<span class="ident">rsplit</span>(<span class="op">|</span><span class="ident">c</span><span class="op">|</span> <span class="ident">c</span> <span class="op">=</span><span class="op">=</span> <span class="string">'1'</span> <span class="op">|</span><span class="op">|</span> <span class="ident">c</span> <span class="op">=</span><span class="op">=</span> <span class="string">'X'</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">"ghi"</span>, <span class="string">"def"</span>, <span class="string">"abc"</span>]);</pre></div>
|
||
</div><h4 id='method.split_terminator' class="method"><code id='split_terminator.v'>pub fn <a href='#method.split_terminator' class='fnname'>split_terminator</a><'a, P>(&'a self, pat: P) -> <a class="struct" href="../../../../nom/lib/std/str/struct.SplitTerminator.html" title="struct nom::lib::std::str::SplitTerminator">SplitTerminator</a><'a, P> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#3408-3410' title='goto source code'>[src]</a></h4><div class='docblock'><p>An iterator over substrings of the given string slice, separated by
|
||
characters matched by a pattern.</p>
|
||
<p>The pattern can be any type that implements the Pattern trait. Notable
|
||
examples are <code>&str</code>, [<code>char</code>], and closures that determines the split.</p>
|
||
<p>Equivalent to <a href="#method.split"><code>split</code></a>, except that the trailing substring
|
||
is skipped if empty.</p>
|
||
<p>This method can be used for string data that is <em>terminated</em>,
|
||
rather than <em>separated</em> by a pattern.</p>
|
||
<h1 id="iterator-behavior-2" class="section-header"><a href="#iterator-behavior-2">Iterator behavior</a></h1>
|
||
<p>The returned iterator will be a <a href="iter/trait.DoubleEndedIterator.html"><code>DoubleEndedIterator</code></a> if the pattern
|
||
allows a reverse search and forward/reverse search yields the same
|
||
elements. This is true for, e.g., [<code>char</code>], but not for <code>&str</code>.</p>
|
||
<p>If the pattern allows a reverse search but its results might differ
|
||
from a forward search, the <a href="#method.rsplit_terminator"><code>rsplit_terminator</code></a> method can be used.</p>
|
||
<h1 id="examples-65" class="section-header"><a href="#examples-65">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">"A.B."</span>.<span class="ident">split_terminator</span>(<span class="string">'.'</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">"A"</span>, <span class="string">"B"</span>]);
|
||
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">"A..B.."</span>.<span class="ident">split_terminator</span>(<span class="string">"."</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">"A"</span>, <span class="string">""</span>, <span class="string">"B"</span>, <span class="string">""</span>]);</pre></div>
|
||
</div><h4 id='method.rsplit_terminator' class="method"><code id='rsplit_terminator.v'>pub fn <a href='#method.rsplit_terminator' class='fnname'>rsplit_terminator</a><'a, P>(&'a self, pat: P) -> <a class="struct" href="../../../../nom/lib/std/str/struct.RSplitTerminator.html" title="struct nom::lib::std::str::RSplitTerminator">RSplitTerminator</a><'a, P> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>,<br> <P as <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>>::<a class="type" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html#associatedtype.Searcher" title="type nom::lib::std::str::pattern::Pattern::Searcher">Searcher</a>: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.ReverseSearcher.html" title="trait nom::lib::std::str::pattern::ReverseSearcher">ReverseSearcher</a><'a>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#3450-3455' title='goto source code'>[src]</a></h4><div class='docblock'><p>An iterator over substrings of <code>self</code>, separated by characters
|
||
matched by a pattern and yielded in reverse order.</p>
|
||
<p>The pattern can be any type that implements the Pattern trait. Notable
|
||
examples are <code>&str</code>, [<code>char</code>], and closures that determines the split.
|
||
Additional libraries might provide more complex patterns like
|
||
regular expressions.</p>
|
||
<p>Equivalent to <a href="#method.split"><code>split</code></a>, except that the trailing substring is
|
||
skipped if empty.</p>
|
||
<p>This method can be used for string data that is <em>terminated</em>,
|
||
rather than <em>separated</em> by a pattern.</p>
|
||
<h1 id="iterator-behavior-3" class="section-header"><a href="#iterator-behavior-3">Iterator behavior</a></h1>
|
||
<p>The returned iterator requires that the pattern supports a
|
||
reverse search, and it will be double ended if a forward/reverse
|
||
search yields the same elements.</p>
|
||
<p>For iterating from the front, the <a href="#method.split_terminator"><code>split_terminator</code></a> method can be
|
||
used.</p>
|
||
<h1 id="examples-66" class="section-header"><a href="#examples-66">Examples</a></h1>
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">"A.B."</span>.<span class="ident">rsplit_terminator</span>(<span class="string">'.'</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">"B"</span>, <span class="string">"A"</span>]);
|
||
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">"A..B.."</span>.<span class="ident">rsplit_terminator</span>(<span class="string">"."</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">""</span>, <span class="string">"B"</span>, <span class="string">""</span>, <span class="string">"A"</span>]);</pre></div>
|
||
</div><h4 id='method.splitn' class="method"><code id='splitn.v'>pub fn <a href='#method.splitn' class='fnname'>splitn</a><'a, P>(&'a self, n: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>, pat: P) -> <a class="struct" href="../../../../nom/lib/std/str/struct.SplitN.html" title="struct nom::lib::std::str::SplitN">SplitN</a><'a, P> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#3502-3504' title='goto source code'>[src]</a></h4><div class='docblock'><p>An iterator over substrings of the given string slice, separated by a
|
||
pattern, restricted to returning at most <code>n</code> items.</p>
|
||
<p>If <code>n</code> substrings are returned, the last substring (the <code>n</code>th substring)
|
||
will contain the remainder of the string.</p>
|
||
<p>The pattern can be any type that implements the Pattern trait. Notable
|
||
examples are <code>&str</code>, [<code>char</code>], and closures that determines the split.</p>
|
||
<h1 id="iterator-behavior-4" class="section-header"><a href="#iterator-behavior-4">Iterator behavior</a></h1>
|
||
<p>The returned iterator will not be double ended, because it is
|
||
not efficient to support.</p>
|
||
<p>If the pattern allows a reverse search, the <a href="#method.rsplitn"><code>rsplitn</code></a> method can be
|
||
used.</p>
|
||
<h1 id="examples-67" class="section-header"><a href="#examples-67">Examples</a></h1>
|
||
<p>Simple patterns:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">"Mary had a little lambda"</span>.<span class="ident">splitn</span>(<span class="number">3</span>, <span class="string">' '</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">"Mary"</span>, <span class="string">"had"</span>, <span class="string">"a little lambda"</span>]);
|
||
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">"lionXXtigerXleopard"</span>.<span class="ident">splitn</span>(<span class="number">3</span>, <span class="string">"X"</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">"lion"</span>, <span class="string">""</span>, <span class="string">"tigerXleopard"</span>]);
|
||
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">"abcXdef"</span>.<span class="ident">splitn</span>(<span class="number">1</span>, <span class="string">'X'</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">"abcXdef"</span>]);
|
||
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">""</span>.<span class="ident">splitn</span>(<span class="number">1</span>, <span class="string">'X'</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">""</span>]);</pre></div>
|
||
<p>A more complex pattern, using a closure:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">"abc1defXghi"</span>.<span class="ident">splitn</span>(<span class="number">2</span>, <span class="op">|</span><span class="ident">c</span><span class="op">|</span> <span class="ident">c</span> <span class="op">=</span><span class="op">=</span> <span class="string">'1'</span> <span class="op">|</span><span class="op">|</span> <span class="ident">c</span> <span class="op">=</span><span class="op">=</span> <span class="string">'X'</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">"abc"</span>, <span class="string">"defXghi"</span>]);</pre></div>
|
||
</div><h4 id='method.rsplitn' class="method"><code id='rsplitn.v'>pub fn <a href='#method.rsplitn' class='fnname'>rsplitn</a><'a, P>(&'a self, n: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>, pat: P) -> <a class="struct" href="../../../../nom/lib/std/str/struct.RSplitN.html" title="struct nom::lib::std::str::RSplitN">RSplitN</a><'a, P> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>,<br> <P as <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>>::<a class="type" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html#associatedtype.Searcher" title="type nom::lib::std::str::pattern::Pattern::Searcher">Searcher</a>: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.ReverseSearcher.html" title="trait nom::lib::std::str::pattern::ReverseSearcher">ReverseSearcher</a><'a>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#3548-3553' title='goto source code'>[src]</a></h4><div class='docblock'><p>An iterator over substrings of this string slice, separated by a
|
||
pattern, starting from the end of the string, restricted to returning
|
||
at most <code>n</code> items.</p>
|
||
<p>If <code>n</code> substrings are returned, the last substring (the <code>n</code>th substring)
|
||
will contain the remainder of the string.</p>
|
||
<p>The pattern can be any type that implements the Pattern trait. Notable
|
||
examples are <code>&str</code>, [<code>char</code>], and closures that determines the split.</p>
|
||
<h1 id="iterator-behavior-5" class="section-header"><a href="#iterator-behavior-5">Iterator behavior</a></h1>
|
||
<p>The returned iterator will not be double ended, because it is not
|
||
efficient to support.</p>
|
||
<p>For splitting from the front, the <a href="#method.splitn"><code>splitn</code></a> method can be used.</p>
|
||
<h1 id="examples-68" class="section-header"><a href="#examples-68">Examples</a></h1>
|
||
<p>Simple patterns:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">"Mary had a little lamb"</span>.<span class="ident">rsplitn</span>(<span class="number">3</span>, <span class="string">' '</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">"lamb"</span>, <span class="string">"little"</span>, <span class="string">"Mary had a"</span>]);
|
||
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">"lionXXtigerXleopard"</span>.<span class="ident">rsplitn</span>(<span class="number">3</span>, <span class="string">'X'</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">"leopard"</span>, <span class="string">"tiger"</span>, <span class="string">"lionX"</span>]);
|
||
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">"lion::tiger::leopard"</span>.<span class="ident">rsplitn</span>(<span class="number">2</span>, <span class="string">"::"</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">"leopard"</span>, <span class="string">"lion::tiger"</span>]);</pre></div>
|
||
<p>A more complex pattern, using a closure:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">"abc1defXghi"</span>.<span class="ident">rsplitn</span>(<span class="number">2</span>, <span class="op">|</span><span class="ident">c</span><span class="op">|</span> <span class="ident">c</span> <span class="op">=</span><span class="op">=</span> <span class="string">'1'</span> <span class="op">|</span><span class="op">|</span> <span class="ident">c</span> <span class="op">=</span><span class="op">=</span> <span class="string">'X'</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">"ghi"</span>, <span class="string">"abc1def"</span>]);</pre></div>
|
||
</div><h4 id='method.matches' class="method"><code id='matches.v'>pub fn <a href='#method.matches' class='fnname'>matches</a><'a, P>(&'a self, pat: P) -> <a class="struct" href="../../../../nom/lib/std/str/struct.Matches.html" title="struct nom::lib::std::str::Matches">Matches</a><'a, P> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>, </span></code><span class='since' title='Stable since Rust version 1.2.0'>1.2.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#3587-3589' title='goto source code'>[src]</a></h4><div class='docblock'><p>An iterator over the disjoint matches of a pattern within the given string
|
||
slice.</p>
|
||
<p>The pattern can be a <code>&str</code>, [<code>char</code>], or a closure that determines if
|
||
a character matches.</p>
|
||
<h1 id="iterator-behavior-6" class="section-header"><a href="#iterator-behavior-6">Iterator behavior</a></h1>
|
||
<p>The returned iterator will be a <a href="iter/trait.DoubleEndedIterator.html"><code>DoubleEndedIterator</code></a> if the pattern
|
||
allows a reverse search and forward/reverse search yields the same
|
||
elements. This is true for, e.g., [<code>char</code>], but not for <code>&str</code>.</p>
|
||
<p>If the pattern allows a reverse search but its results might differ
|
||
from a forward search, the <a href="#method.rmatches"><code>rmatches</code></a> method can be used.</p>
|
||
<h1 id="examples-69" class="section-header"><a href="#examples-69">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">"abcXXXabcYYYabc"</span>.<span class="ident">matches</span>(<span class="string">"abc"</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">"abc"</span>, <span class="string">"abc"</span>, <span class="string">"abc"</span>]);
|
||
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">"1abc2abc3"</span>.<span class="ident">matches</span>(<span class="ident">char</span>::<span class="ident">is_numeric</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">"1"</span>, <span class="string">"2"</span>, <span class="string">"3"</span>]);</pre></div>
|
||
</div><h4 id='method.rmatches' class="method"><code id='rmatches.v'>pub fn <a href='#method.rmatches' class='fnname'>rmatches</a><'a, P>(&'a self, pat: P) -> <a class="struct" href="../../../../nom/lib/std/str/struct.RMatches.html" title="struct nom::lib::std::str::RMatches">RMatches</a><'a, P> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>,<br> <P as <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>>::<a class="type" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html#associatedtype.Searcher" title="type nom::lib::std::str::pattern::Pattern::Searcher">Searcher</a>: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.ReverseSearcher.html" title="trait nom::lib::std::str::pattern::ReverseSearcher">ReverseSearcher</a><'a>, </span></code><span class='since' title='Stable since Rust version 1.2.0'>1.2.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#3622-3627' title='goto source code'>[src]</a></h4><div class='docblock'><p>An iterator over the disjoint matches of a pattern within this string slice,
|
||
yielded in reverse order.</p>
|
||
<p>The pattern can be a <code>&str</code>, [<code>char</code>], or a closure that determines if
|
||
a character matches.</p>
|
||
<h1 id="iterator-behavior-7" class="section-header"><a href="#iterator-behavior-7">Iterator behavior</a></h1>
|
||
<p>The returned iterator requires that the pattern supports a reverse
|
||
search, and it will be a <a href="iter/trait.DoubleEndedIterator.html"><code>DoubleEndedIterator</code></a> if a forward/reverse
|
||
search yields the same elements.</p>
|
||
<p>For iterating from the front, the <a href="#method.matches"><code>matches</code></a> method can be used.</p>
|
||
<h1 id="examples-70" class="section-header"><a href="#examples-70">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">"abcXXXabcYYYabc"</span>.<span class="ident">rmatches</span>(<span class="string">"abc"</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">"abc"</span>, <span class="string">"abc"</span>, <span class="string">"abc"</span>]);
|
||
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="string">"1abc2abc3"</span>.<span class="ident">rmatches</span>(<span class="ident">char</span>::<span class="ident">is_numeric</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [<span class="string">"3"</span>, <span class="string">"2"</span>, <span class="string">"1"</span>]);</pre></div>
|
||
</div><h4 id='method.match_indices' class="method"><code id='match_indices.v'>pub fn <a href='#method.match_indices' class='fnname'>match_indices</a><'a, P>(&'a self, pat: P) -> <a class="struct" href="../../../../nom/lib/std/str/struct.MatchIndices.html" title="struct nom::lib::std::str::MatchIndices">MatchIndices</a><'a, P> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>, </span></code><span class='since' title='Stable since Rust version 1.5.0'>1.5.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#3667-3669' title='goto source code'>[src]</a></h4><div class='docblock'><p>An iterator over the disjoint matches of a pattern within this string
|
||
slice as well as the index that the match starts at.</p>
|
||
<p>For matches of <code>pat</code> within <code>self</code> that overlap, only the indices
|
||
corresponding to the first match are returned.</p>
|
||
<p>The pattern can be a <code>&str</code>, [<code>char</code>], or a closure that determines
|
||
if a character matches.</p>
|
||
<h1 id="iterator-behavior-8" class="section-header"><a href="#iterator-behavior-8">Iterator behavior</a></h1>
|
||
<p>The returned iterator will be a <a href="iter/trait.DoubleEndedIterator.html"><code>DoubleEndedIterator</code></a> if the pattern
|
||
allows a reverse search and forward/reverse search yields the same
|
||
elements. This is true for, e.g., [<code>char</code>], but not for <code>&str</code>.</p>
|
||
<p>If the pattern allows a reverse search but its results might differ
|
||
from a forward search, the <a href="#method.rmatch_indices"><code>rmatch_indices</code></a> method can be used.</p>
|
||
<h1 id="examples-71" class="section-header"><a href="#examples-71">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw">_</span><span class="op">></span> <span class="op">=</span> <span class="string">"abcXXXabcYYYabc"</span>.<span class="ident">match_indices</span>(<span class="string">"abc"</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [(<span class="number">0</span>, <span class="string">"abc"</span>), (<span class="number">6</span>, <span class="string">"abc"</span>), (<span class="number">12</span>, <span class="string">"abc"</span>)]);
|
||
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw">_</span><span class="op">></span> <span class="op">=</span> <span class="string">"1abcabc2"</span>.<span class="ident">match_indices</span>(<span class="string">"abc"</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [(<span class="number">1</span>, <span class="string">"abc"</span>), (<span class="number">4</span>, <span class="string">"abc"</span>)]);
|
||
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw">_</span><span class="op">></span> <span class="op">=</span> <span class="string">"ababa"</span>.<span class="ident">match_indices</span>(<span class="string">"aba"</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [(<span class="number">0</span>, <span class="string">"aba"</span>)]); <span class="comment">// only the first `aba`</span></pre></div>
|
||
</div><h4 id='method.rmatch_indices' class="method"><code id='rmatch_indices.v'>pub fn <a href='#method.rmatch_indices' class='fnname'>rmatch_indices</a><'a, P>(&'a self, pat: P) -> <a class="struct" href="../../../../nom/lib/std/str/struct.RMatchIndices.html" title="struct nom::lib::std::str::RMatchIndices">RMatchIndices</a><'a, P> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>,<br> <P as <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>>::<a class="type" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html#associatedtype.Searcher" title="type nom::lib::std::str::pattern::Pattern::Searcher">Searcher</a>: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.ReverseSearcher.html" title="trait nom::lib::std::str::pattern::ReverseSearcher">ReverseSearcher</a><'a>, </span></code><span class='since' title='Stable since Rust version 1.5.0'>1.5.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#3708-3713' title='goto source code'>[src]</a></h4><div class='docblock'><p>An iterator over the disjoint matches of a pattern within <code>self</code>,
|
||
yielded in reverse order along with the index of the match.</p>
|
||
<p>For matches of <code>pat</code> within <code>self</code> that overlap, only the indices
|
||
corresponding to the last match are returned.</p>
|
||
<p>The pattern can be a <code>&str</code>, [<code>char</code>], or a closure that determines if a
|
||
character matches.</p>
|
||
<h1 id="iterator-behavior-9" class="section-header"><a href="#iterator-behavior-9">Iterator behavior</a></h1>
|
||
<p>The returned iterator requires that the pattern supports a reverse
|
||
search, and it will be a <a href="iter/trait.DoubleEndedIterator.html"><code>DoubleEndedIterator</code></a> if a forward/reverse
|
||
search yields the same elements.</p>
|
||
<p>For iterating from the front, the <a href="#method.match_indices"><code>match_indices</code></a> method can be used.</p>
|
||
<h1 id="examples-72" class="section-header"><a href="#examples-72">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw">_</span><span class="op">></span> <span class="op">=</span> <span class="string">"abcXXXabcYYYabc"</span>.<span class="ident">rmatch_indices</span>(<span class="string">"abc"</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [(<span class="number">12</span>, <span class="string">"abc"</span>), (<span class="number">6</span>, <span class="string">"abc"</span>), (<span class="number">0</span>, <span class="string">"abc"</span>)]);
|
||
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw">_</span><span class="op">></span> <span class="op">=</span> <span class="string">"1abcabc2"</span>.<span class="ident">rmatch_indices</span>(<span class="string">"abc"</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [(<span class="number">4</span>, <span class="string">"abc"</span>), (<span class="number">1</span>, <span class="string">"abc"</span>)]);
|
||
|
||
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw">_</span><span class="op">></span> <span class="op">=</span> <span class="string">"ababa"</span>.<span class="ident">rmatch_indices</span>(<span class="string">"aba"</span>).<span class="ident">collect</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v</span>, [(<span class="number">2</span>, <span class="string">"aba"</span>)]); <span class="comment">// only the last `aba`</span></pre></div>
|
||
</div><h4 id='method.trim' class="method"><code id='trim.v'><span class="docblock attributes">#[must_use = "this returns the trimmed string as a slice, without modifying the original"]
|
||
</span>pub fn <a href='#method.trim' class='fnname'>trim</a>(&self) -> &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#3732-3734' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns a string slice with leading and trailing whitespace removed.</p>
|
||
<p>'Whitespace' is defined according to the terms of the Unicode Derived
|
||
Core Property <code>White_Space</code>.</p>
|
||
<h1 id="examples-73" class="section-header"><a href="#examples-73">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">" Hello\tworld\t"</span>;
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"Hello\tworld"</span>, <span class="ident">s</span>.<span class="ident">trim</span>());</pre></div>
|
||
</div><h4 id='method.trim_start' class="method"><code id='trim_start.v'><span class="docblock attributes">#[must_use = "this returns the trimmed string as a new slice, without modifying the original"]
|
||
</span>pub fn <a href='#method.trim_start' class='fnname'>trim_start</a>(&self) -> &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code><span class='since' title='Stable since Rust version 1.30.0'>1.30.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#3769-3771' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns a string slice with leading whitespace removed.</p>
|
||
<p>'Whitespace' is defined according to the terms of the Unicode Derived
|
||
Core Property <code>White_Space</code>.</p>
|
||
<h1 id="text-directionality" class="section-header"><a href="#text-directionality">Text directionality</a></h1>
|
||
<p>A string is a sequence of bytes. <code>start</code> in this context means the first
|
||
position of that byte string; for a left-to-right language like English or
|
||
Russian, this will be left side, and for right-to-left languages like
|
||
Arabic or Hebrew, this will be the right side.</p>
|
||
<h1 id="examples-74" class="section-header"><a href="#examples-74">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">" Hello\tworld\t"</span>;
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"Hello\tworld\t"</span>, <span class="ident">s</span>.<span class="ident">trim_start</span>());</pre></div>
|
||
<p>Directionality:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">" English "</span>;
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">'E'</span>) <span class="op">=</span><span class="op">=</span> <span class="ident">s</span>.<span class="ident">trim_start</span>().<span class="ident">chars</span>().<span class="ident">next</span>());
|
||
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">" עברית "</span>;
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">'ע'</span>) <span class="op">=</span><span class="op">=</span> <span class="ident">s</span>.<span class="ident">trim_start</span>().<span class="ident">chars</span>().<span class="ident">next</span>());</pre></div>
|
||
</div><h4 id='method.trim_end' class="method"><code id='trim_end.v'><span class="docblock attributes">#[must_use = "this returns the trimmed string as a new slice, without modifying the original"]
|
||
</span>pub fn <a href='#method.trim_end' class='fnname'>trim_end</a>(&self) -> &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code><span class='since' title='Stable since Rust version 1.30.0'>1.30.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#3806-3808' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns a string slice with trailing whitespace removed.</p>
|
||
<p>'Whitespace' is defined according to the terms of the Unicode Derived
|
||
Core Property <code>White_Space</code>.</p>
|
||
<h1 id="text-directionality-1" class="section-header"><a href="#text-directionality-1">Text directionality</a></h1>
|
||
<p>A string is a sequence of bytes. <code>end</code> in this context means the last
|
||
position of that byte string; for a left-to-right language like English or
|
||
Russian, this will be right side, and for right-to-left languages like
|
||
Arabic or Hebrew, this will be the left side.</p>
|
||
<h1 id="examples-75" class="section-header"><a href="#examples-75">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">" Hello\tworld\t"</span>;
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">" Hello\tworld"</span>, <span class="ident">s</span>.<span class="ident">trim_end</span>());</pre></div>
|
||
<p>Directionality:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">" English "</span>;
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">'h'</span>) <span class="op">=</span><span class="op">=</span> <span class="ident">s</span>.<span class="ident">trim_end</span>().<span class="ident">chars</span>().<span class="ident">rev</span>().<span class="ident">next</span>());
|
||
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">" עברית "</span>;
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">'ת'</span>) <span class="op">=</span><span class="op">=</span> <span class="ident">s</span>.<span class="ident">trim_end</span>().<span class="ident">chars</span>().<span class="ident">rev</span>().<span class="ident">next</span>());</pre></div>
|
||
</div><h4 id='method.trim_left' class="method"><code id='trim_left.v'>pub fn <a href='#method.trim_left' class='fnname'>trim_left</a>(&self) -> &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#3847-3849' title='goto source code'>[src]</a></h4><div class='stability'><div class='stab deprecated'>Deprecated since 1.33.0: <p>superseded by <code>trim_start</code></p>
|
||
</div></div><div class='docblock'><p>Returns a string slice with leading whitespace removed.</p>
|
||
<p>'Whitespace' is defined according to the terms of the Unicode Derived
|
||
Core Property <code>White_Space</code>.</p>
|
||
<h1 id="text-directionality-2" class="section-header"><a href="#text-directionality-2">Text directionality</a></h1>
|
||
<p>A string is a sequence of bytes. 'Left' in this context means the first
|
||
position of that byte string; for a language like Arabic or Hebrew
|
||
which are 'right to left' rather than 'left to right', this will be
|
||
the <em>right</em> side, not the left.</p>
|
||
<h1 id="examples-76" class="section-header"><a href="#examples-76">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">" Hello\tworld\t"</span>;
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"Hello\tworld\t"</span>, <span class="ident">s</span>.<span class="ident">trim_left</span>());</pre></div>
|
||
<p>Directionality:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">" English"</span>;
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">'E'</span>) <span class="op">=</span><span class="op">=</span> <span class="ident">s</span>.<span class="ident">trim_left</span>().<span class="ident">chars</span>().<span class="ident">next</span>());
|
||
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">" עברית"</span>;
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">'ע'</span>) <span class="op">=</span><span class="op">=</span> <span class="ident">s</span>.<span class="ident">trim_left</span>().<span class="ident">chars</span>().<span class="ident">next</span>());</pre></div>
|
||
</div><h4 id='method.trim_right' class="method"><code id='trim_right.v'>pub fn <a href='#method.trim_right' class='fnname'>trim_right</a>(&self) -> &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#3888-3890' title='goto source code'>[src]</a></h4><div class='stability'><div class='stab deprecated'>Deprecated since 1.33.0: <p>superseded by <code>trim_end</code></p>
|
||
</div></div><div class='docblock'><p>Returns a string slice with trailing whitespace removed.</p>
|
||
<p>'Whitespace' is defined according to the terms of the Unicode Derived
|
||
Core Property <code>White_Space</code>.</p>
|
||
<h1 id="text-directionality-3" class="section-header"><a href="#text-directionality-3">Text directionality</a></h1>
|
||
<p>A string is a sequence of bytes. 'Right' in this context means the last
|
||
position of that byte string; for a language like Arabic or Hebrew
|
||
which are 'right to left' rather than 'left to right', this will be
|
||
the <em>left</em> side, not the right.</p>
|
||
<h1 id="examples-77" class="section-header"><a href="#examples-77">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">" Hello\tworld\t"</span>;
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">" Hello\tworld"</span>, <span class="ident">s</span>.<span class="ident">trim_right</span>());</pre></div>
|
||
<p>Directionality:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">"English "</span>;
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">'h'</span>) <span class="op">=</span><span class="op">=</span> <span class="ident">s</span>.<span class="ident">trim_right</span>().<span class="ident">chars</span>().<span class="ident">rev</span>().<span class="ident">next</span>());
|
||
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">"עברית "</span>;
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="string">'ת'</span>) <span class="op">=</span><span class="op">=</span> <span class="ident">s</span>.<span class="ident">trim_right</span>().<span class="ident">chars</span>().<span class="ident">rev</span>().<span class="ident">next</span>());</pre></div>
|
||
</div><h4 id='method.trim_matches' class="method"><code id='trim_matches.v'><span class="docblock attributes">#[must_use = "this returns the trimmed string as a new slice, without modifying the original"]
|
||
</span>pub fn <a href='#method.trim_matches' class='fnname'>trim_matches</a><'a, P>(&'a self, pat: P) -> &'a <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>,<br> <P as <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>>::<a class="type" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html#associatedtype.Searcher" title="type nom::lib::std::str::pattern::Pattern::Searcher">Searcher</a>: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.DoubleEndedSearcher.html" title="trait nom::lib::std::str::pattern::DoubleEndedSearcher">DoubleEndedSearcher</a><'a>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#3918-3935' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns a string slice with all prefixes and suffixes that match a
|
||
pattern repeatedly removed.</p>
|
||
<p>The pattern can be a [<code>char</code>] or a closure that determines if a
|
||
character matches.</p>
|
||
<h1 id="examples-78" class="section-header"><a href="#examples-78">Examples</a></h1>
|
||
<p>Simple patterns:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"11foo1bar11"</span>.<span class="ident">trim_matches</span>(<span class="string">'1'</span>), <span class="string">"foo1bar"</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"123foo1bar123"</span>.<span class="ident">trim_matches</span>(<span class="ident">char</span>::<span class="ident">is_numeric</span>), <span class="string">"foo1bar"</span>);
|
||
|
||
<span class="kw">let</span> <span class="ident">x</span>: <span class="kw-2">&</span>[<span class="kw">_</span>] <span class="op">=</span> <span class="kw-2">&</span>[<span class="string">'1'</span>, <span class="string">'2'</span>];
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"12foo1bar12"</span>.<span class="ident">trim_matches</span>(<span class="ident">x</span>), <span class="string">"foo1bar"</span>);</pre></div>
|
||
<p>A more complex pattern, using a closure:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"1foo1barXX"</span>.<span class="ident">trim_matches</span>(<span class="op">|</span><span class="ident">c</span><span class="op">|</span> <span class="ident">c</span> <span class="op">=</span><span class="op">=</span> <span class="string">'1'</span> <span class="op">|</span><span class="op">|</span> <span class="ident">c</span> <span class="op">=</span><span class="op">=</span> <span class="string">'X'</span>), <span class="string">"foo1bar"</span>);</pre></div>
|
||
</div><h4 id='method.trim_start_matches' class="method"><code id='trim_start_matches.v'><span class="docblock attributes">#[must_use = "this returns the trimmed string as a new slice, without modifying the original"]
|
||
</span>pub fn <a href='#method.trim_start_matches' class='fnname'>trim_start_matches</a><'a, P>(&'a self, pat: P) -> &'a <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>, </span></code><span class='since' title='Stable since Rust version 1.30.0'>1.30.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#3964-3972' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns a string slice with all prefixes that match a pattern
|
||
repeatedly removed.</p>
|
||
<p>The pattern can be a <code>&str</code>, [<code>char</code>], or a closure that determines if
|
||
a character matches.</p>
|
||
<h1 id="text-directionality-4" class="section-header"><a href="#text-directionality-4">Text directionality</a></h1>
|
||
<p>A string is a sequence of bytes. <code>start</code> in this context means the first
|
||
position of that byte string; for a left-to-right language like English or
|
||
Russian, this will be left side, and for right-to-left languages like
|
||
Arabic or Hebrew, this will be the right side.</p>
|
||
<h1 id="examples-79" class="section-header"><a href="#examples-79">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"11foo1bar11"</span>.<span class="ident">trim_start_matches</span>(<span class="string">'1'</span>), <span class="string">"foo1bar11"</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"123foo1bar123"</span>.<span class="ident">trim_start_matches</span>(<span class="ident">char</span>::<span class="ident">is_numeric</span>), <span class="string">"foo1bar123"</span>);
|
||
|
||
<span class="kw">let</span> <span class="ident">x</span>: <span class="kw-2">&</span>[<span class="kw">_</span>] <span class="op">=</span> <span class="kw-2">&</span>[<span class="string">'1'</span>, <span class="string">'2'</span>];
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"12foo1bar12"</span>.<span class="ident">trim_start_matches</span>(<span class="ident">x</span>), <span class="string">"foo1bar12"</span>);</pre></div>
|
||
</div><h4 id='method.strip_prefix' class="method"><code id='strip_prefix.v'><span class="docblock attributes">#[must_use = "this returns the remaining substring as a new slice, without modifying the original"]
|
||
</span>pub fn <a href='#method.strip_prefix' class='fnname'>strip_prefix</a><'a, P>(&'a self, prefix: P) -> <a class="enum" href="../../../../nom/lib/std/prelude/v1/v1/enum.Option.html" title="enum nom::lib::std::prelude::v1::v1::Option">Option</a><&'a <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#3994-4007' title='goto source code'>[src]</a></h4><div class='stability'><div class='stab unstable'><details><summary><span class='emoji'>🔬</span> This is a nightly-only experimental API. (<code>str_strip</code>)</summary><p>newly added</p>
|
||
</details></div></div><div class='docblock'><p>Returns a string slice with the prefix removed.</p>
|
||
<p>If the string starts with the pattern <code>prefix</code>, <code>Some</code> is returned with the substring where
|
||
the prefix is removed. Unlike <code>trim_start_matches</code>, this method removes the prefix exactly
|
||
once.</p>
|
||
<p>If the string does not start with <code>prefix</code>, <code>None</code> is returned.</p>
|
||
<h1 id="examples-80" class="section-header"><a href="#examples-80">Examples</a></h1>
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="attribute">#![<span class="ident">feature</span>(<span class="ident">str_strip</span>)]</span>
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"foobar"</span>.<span class="ident">strip_prefix</span>(<span class="string">"foo"</span>), <span class="prelude-val">Some</span>(<span class="string">"bar"</span>));
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"foobar"</span>.<span class="ident">strip_prefix</span>(<span class="string">"bar"</span>), <span class="prelude-val">None</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"foofoo"</span>.<span class="ident">strip_prefix</span>(<span class="string">"foo"</span>), <span class="prelude-val">Some</span>(<span class="string">"foo"</span>));</pre></div>
|
||
</div><h4 id='method.strip_suffix' class="method"><code id='strip_suffix.v'><span class="docblock attributes">#[must_use = "this returns the remaining substring as a new slice, without modifying the original"]
|
||
</span>pub fn <a href='#method.strip_suffix' class='fnname'>strip_suffix</a><'a, P>(&'a self, suffix: P) -> <a class="enum" href="../../../../nom/lib/std/prelude/v1/v1/enum.Option.html" title="enum nom::lib::std::prelude::v1::v1::Option">Option</a><&'a <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>,<br> <P as <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>>::<a class="type" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html#associatedtype.Searcher" title="type nom::lib::std::str::pattern::Pattern::Searcher">Searcher</a>: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.ReverseSearcher.html" title="trait nom::lib::std::str::pattern::ReverseSearcher">ReverseSearcher</a><'a>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#4028-4046' title='goto source code'>[src]</a></h4><div class='stability'><div class='stab unstable'><details><summary><span class='emoji'>🔬</span> This is a nightly-only experimental API. (<code>str_strip</code>)</summary><p>newly added</p>
|
||
</details></div></div><div class='docblock'><p>Returns a string slice with the suffix removed.</p>
|
||
<p>If the string ends with the pattern <code>suffix</code>, <code>Some</code> is returned with the substring where
|
||
the suffix is removed. Unlike <code>trim_end_matches</code>, this method removes the suffix exactly
|
||
once.</p>
|
||
<p>If the string does not end with <code>suffix</code>, <code>None</code> is returned.</p>
|
||
<h1 id="examples-81" class="section-header"><a href="#examples-81">Examples</a></h1>
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="attribute">#![<span class="ident">feature</span>(<span class="ident">str_strip</span>)]</span>
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"barfoo"</span>.<span class="ident">strip_suffix</span>(<span class="string">"foo"</span>), <span class="prelude-val">Some</span>(<span class="string">"bar"</span>));
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"barfoo"</span>.<span class="ident">strip_suffix</span>(<span class="string">"bar"</span>), <span class="prelude-val">None</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"foofoo"</span>.<span class="ident">strip_suffix</span>(<span class="string">"foo"</span>), <span class="prelude-val">Some</span>(<span class="string">"foo"</span>));</pre></div>
|
||
</div><h4 id='method.trim_end_matches' class="method"><code id='trim_end_matches.v'><span class="docblock attributes">#[must_use = "this returns the trimmed string as a new slice, without modifying the original"]
|
||
</span>pub fn <a href='#method.trim_end_matches' class='fnname'>trim_end_matches</a><'a, P>(&'a self, pat: P) -> &'a <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>,<br> <P as <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>>::<a class="type" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html#associatedtype.Searcher" title="type nom::lib::std::str::pattern::Pattern::Searcher">Searcher</a>: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.ReverseSearcher.html" title="trait nom::lib::std::str::pattern::ReverseSearcher">ReverseSearcher</a><'a>, </span></code><span class='since' title='Stable since Rust version 1.30.0'>1.30.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#4081-4092' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns a string slice with all suffixes that match a pattern
|
||
repeatedly removed.</p>
|
||
<p>The pattern can be a <code>&str</code>, [<code>char</code>], or a closure that
|
||
determines if a character matches.</p>
|
||
<h1 id="text-directionality-5" class="section-header"><a href="#text-directionality-5">Text directionality</a></h1>
|
||
<p>A string is a sequence of bytes. <code>end</code> in this context means the last
|
||
position of that byte string; for a left-to-right language like English or
|
||
Russian, this will be right side, and for right-to-left languages like
|
||
Arabic or Hebrew, this will be the left side.</p>
|
||
<h1 id="examples-82" class="section-header"><a href="#examples-82">Examples</a></h1>
|
||
<p>Simple patterns:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"11foo1bar11"</span>.<span class="ident">trim_end_matches</span>(<span class="string">'1'</span>), <span class="string">"11foo1bar"</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"123foo1bar123"</span>.<span class="ident">trim_end_matches</span>(<span class="ident">char</span>::<span class="ident">is_numeric</span>), <span class="string">"123foo1bar"</span>);
|
||
|
||
<span class="kw">let</span> <span class="ident">x</span>: <span class="kw-2">&</span>[<span class="kw">_</span>] <span class="op">=</span> <span class="kw-2">&</span>[<span class="string">'1'</span>, <span class="string">'2'</span>];
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"12foo1bar12"</span>.<span class="ident">trim_end_matches</span>(<span class="ident">x</span>), <span class="string">"12foo1bar"</span>);</pre></div>
|
||
<p>A more complex pattern, using a closure:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"1fooX"</span>.<span class="ident">trim_end_matches</span>(<span class="op">|</span><span class="ident">c</span><span class="op">|</span> <span class="ident">c</span> <span class="op">=</span><span class="op">=</span> <span class="string">'1'</span> <span class="op">|</span><span class="op">|</span> <span class="ident">c</span> <span class="op">=</span><span class="op">=</span> <span class="string">'X'</span>), <span class="string">"1foo"</span>);</pre></div>
|
||
</div><h4 id='method.trim_left_matches' class="method"><code id='trim_left_matches.v'>pub fn <a href='#method.trim_left_matches' class='fnname'>trim_left_matches</a><'a, P>(&'a self, pat: P) -> &'a <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#4126-4128' title='goto source code'>[src]</a></h4><div class='stability'><div class='stab deprecated'>Deprecated since 1.33.0: <p>superseded by <code>trim_start_matches</code></p>
|
||
</div></div><div class='docblock'><p>Returns a string slice with all prefixes that match a pattern
|
||
repeatedly removed.</p>
|
||
<p>The pattern can be a <code>&str</code>, <a href="primitive.char.html"><code>char</code></a>, or a closure that determines if
|
||
a character matches.</p>
|
||
<h1 id="text-directionality-6" class="section-header"><a href="#text-directionality-6">Text directionality</a></h1>
|
||
<p>A string is a sequence of bytes. 'Left' in this context means the first
|
||
position of that byte string; for a language like Arabic or Hebrew
|
||
which are 'right to left' rather than 'left to right', this will be
|
||
the <em>right</em> side, not the left.</p>
|
||
<h1 id="examples-83" class="section-header"><a href="#examples-83">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"11foo1bar11"</span>.<span class="ident">trim_left_matches</span>(<span class="string">'1'</span>), <span class="string">"foo1bar11"</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"123foo1bar123"</span>.<span class="ident">trim_left_matches</span>(<span class="ident">char</span>::<span class="ident">is_numeric</span>), <span class="string">"foo1bar123"</span>);
|
||
|
||
<span class="kw">let</span> <span class="ident">x</span>: <span class="kw-2">&</span>[<span class="kw">_</span>] <span class="op">=</span> <span class="kw-2">&</span>[<span class="string">'1'</span>, <span class="string">'2'</span>];
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"12foo1bar12"</span>.<span class="ident">trim_left_matches</span>(<span class="ident">x</span>), <span class="string">"foo1bar12"</span>);</pre></div>
|
||
</div><h4 id='method.trim_right_matches' class="method"><code id='trim_right_matches.v'>pub fn <a href='#method.trim_right_matches' class='fnname'>trim_right_matches</a><'a, P>(&'a self, pat: P) -> &'a <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>,<br> <P as <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>>::<a class="type" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html#associatedtype.Searcher" title="type nom::lib::std::str::pattern::Pattern::Searcher">Searcher</a>: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.ReverseSearcher.html" title="trait nom::lib::std::str::pattern::ReverseSearcher">ReverseSearcher</a><'a>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#4168-4173' title='goto source code'>[src]</a></h4><div class='stability'><div class='stab deprecated'>Deprecated since 1.33.0: <p>superseded by <code>trim_end_matches</code></p>
|
||
</div></div><div class='docblock'><p>Returns a string slice with all suffixes that match a pattern
|
||
repeatedly removed.</p>
|
||
<p>The pattern can be a <code>&str</code>, <a href="primitive.char.html"><code>char</code></a>, or a closure that
|
||
determines if a character matches.</p>
|
||
<h1 id="text-directionality-7" class="section-header"><a href="#text-directionality-7">Text directionality</a></h1>
|
||
<p>A string is a sequence of bytes. 'Right' in this context means the last
|
||
position of that byte string; for a language like Arabic or Hebrew
|
||
which are 'right to left' rather than 'left to right', this will be
|
||
the <em>left</em> side, not the right.</p>
|
||
<h1 id="examples-84" class="section-header"><a href="#examples-84">Examples</a></h1>
|
||
<p>Simple patterns:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"11foo1bar11"</span>.<span class="ident">trim_right_matches</span>(<span class="string">'1'</span>), <span class="string">"11foo1bar"</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"123foo1bar123"</span>.<span class="ident">trim_right_matches</span>(<span class="ident">char</span>::<span class="ident">is_numeric</span>), <span class="string">"123foo1bar"</span>);
|
||
|
||
<span class="kw">let</span> <span class="ident">x</span>: <span class="kw-2">&</span>[<span class="kw">_</span>] <span class="op">=</span> <span class="kw-2">&</span>[<span class="string">'1'</span>, <span class="string">'2'</span>];
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"12foo1bar12"</span>.<span class="ident">trim_right_matches</span>(<span class="ident">x</span>), <span class="string">"12foo1bar"</span>);</pre></div>
|
||
<p>A more complex pattern, using a closure:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"1fooX"</span>.<span class="ident">trim_right_matches</span>(<span class="op">|</span><span class="ident">c</span><span class="op">|</span> <span class="ident">c</span> <span class="op">=</span><span class="op">=</span> <span class="string">'1'</span> <span class="op">|</span><span class="op">|</span> <span class="ident">c</span> <span class="op">=</span><span class="op">=</span> <span class="string">'X'</span>), <span class="string">"1foo"</span>);</pre></div>
|
||
</div><h4 id='method.parse' class="method"><code id='parse.v'>pub fn <a href='#method.parse' class='fnname'>parse</a><F>(&self) -> <a class="enum" href="../../../../nom/lib/std/prelude/v1/v1/enum.Result.html" title="enum nom::lib::std::prelude::v1::v1::Result">Result</a><F, <F as <a class="trait" href="../../../../nom/lib/std/str/trait.FromStr.html" title="trait nom::lib::std::str::FromStr">FromStr</a>>::<a class="type" href="../../../../nom/lib/std/str/trait.FromStr.html#associatedtype.Err" title="type nom::lib::std::str::FromStr::Err">Err</a>> <span class="where fmt-newline">where<br> F: <a class="trait" href="../../../../nom/lib/std/str/trait.FromStr.html" title="trait nom::lib::std::str::FromStr">FromStr</a>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#4221-4223' title='goto source code'>[src]</a></h4><div class='docblock'><p>Parses this string slice into another type.</p>
|
||
<p>Because <code>parse</code> is so general, it can cause problems with type
|
||
inference. As such, <code>parse</code> is one of the few times you'll see
|
||
the syntax affectionately known as the 'turbofish': <code>::<></code>. This
|
||
helps the inference algorithm understand specifically which type
|
||
you're trying to parse into.</p>
|
||
<p><code>parse</code> can parse any type that implements the <a href="str/trait.FromStr.html"><code>FromStr</code></a> trait.</p>
|
||
<h1 id="errors-3" class="section-header"><a href="#errors-3">Errors</a></h1>
|
||
<p>Will return <a href="str/trait.FromStr.html#associatedtype.Err"><code>Err</code></a> if it's not possible to parse this string slice into
|
||
the desired type.</p>
|
||
<h1 id="examples-85" class="section-header"><a href="#examples-85">Examples</a></h1>
|
||
<p>Basic usage</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">four</span>: <span class="ident">u32</span> <span class="op">=</span> <span class="string">"4"</span>.<span class="ident">parse</span>().<span class="ident">unwrap</span>();
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">4</span>, <span class="ident">four</span>);</pre></div>
|
||
<p>Using the 'turbofish' instead of annotating <code>four</code>:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">four</span> <span class="op">=</span> <span class="string">"4"</span>.<span class="ident">parse</span>::<span class="op"><</span><span class="ident">u32</span><span class="op">></span>();
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Ok</span>(<span class="number">4</span>), <span class="ident">four</span>);</pre></div>
|
||
<p>Failing to parse:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">nope</span> <span class="op">=</span> <span class="string">"j"</span>.<span class="ident">parse</span>::<span class="op"><</span><span class="ident">u32</span><span class="op">></span>();
|
||
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">nope</span>.<span class="ident">is_err</span>());</pre></div>
|
||
</div><h4 id='method.is_ascii' class="method"><code id='is_ascii.v'>pub fn <a href='#method.is_ascii' class='fnname'>is_ascii</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><span class='since' title='Stable since Rust version 1.23.0'>1.23.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#4238-4243' title='goto source code'>[src]</a></h4><div class='docblock'><p>Checks if all characters in this string are within the ASCII range.</p>
|
||
<h1 id="examples-86" class="section-header"><a href="#examples-86">Examples</a></h1>
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">ascii</span> <span class="op">=</span> <span class="string">"hello!\n"</span>;
|
||
<span class="kw">let</span> <span class="ident">non_ascii</span> <span class="op">=</span> <span class="string">"Grüße, Jürgen ❤"</span>;
|
||
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">ascii</span>.<span class="ident">is_ascii</span>());
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="op">!</span><span class="ident">non_ascii</span>.<span class="ident">is_ascii</span>());</pre></div>
|
||
</div><h4 id='method.eq_ignore_ascii_case' class="method"><code id='eq_ignore_ascii_case.v'>pub fn <a href='#method.eq_ignore_ascii_case' class='fnname'>eq_ignore_ascii_case</a>(&self, other: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><span class='since' title='Stable since Rust version 1.23.0'>1.23.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#4259-4261' title='goto source code'>[src]</a></h4><div class='docblock'><p>Checks that two strings are an ASCII case-insensitive match.</p>
|
||
<p>Same as <code>to_ascii_lowercase(a) == to_ascii_lowercase(b)</code>,
|
||
but without allocating and copying temporaries.</p>
|
||
<h1 id="examples-87" class="section-header"><a href="#examples-87">Examples</a></h1>
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="string">"Ferris"</span>.<span class="ident">eq_ignore_ascii_case</span>(<span class="string">"FERRIS"</span>));
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="string">"Ferrös"</span>.<span class="ident">eq_ignore_ascii_case</span>(<span class="string">"FERRöS"</span>));
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="op">!</span><span class="string">"Ferrös"</span>.<span class="ident">eq_ignore_ascii_case</span>(<span class="string">"FERRÖS"</span>));</pre></div>
|
||
</div><h4 id='method.make_ascii_uppercase' class="method"><code id='make_ascii_uppercase.v'>pub fn <a href='#method.make_ascii_uppercase' class='fnname'>make_ascii_uppercase</a>(&mut self)</code><span class='since' title='Stable since Rust version 1.23.0'>1.23.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#4283-4287' title='goto source code'>[src]</a></h4><div class='docblock'><p>Converts this string to its ASCII upper case equivalent in-place.</p>
|
||
<p>ASCII letters 'a' to 'z' are mapped to 'A' to 'Z',
|
||
but non-ASCII letters are unchanged.</p>
|
||
<p>To return a new uppercased value without modifying the existing one, use
|
||
<a href="#method.to_ascii_uppercase"><code>to_ascii_uppercase</code></a>.</p>
|
||
<h1 id="examples-88" class="section-header"><a href="#examples-88">Examples</a></h1>
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"Grüße, Jürgen ❤"</span>);
|
||
|
||
<span class="ident">s</span>.<span class="ident">make_ascii_uppercase</span>();
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"GRüßE, JüRGEN ❤"</span>, <span class="ident">s</span>);</pre></div>
|
||
</div><h4 id='method.make_ascii_lowercase' class="method"><code id='make_ascii_lowercase.v'>pub fn <a href='#method.make_ascii_lowercase' class='fnname'>make_ascii_lowercase</a>(&mut self)</code><span class='since' title='Stable since Rust version 1.23.0'>1.23.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#4309-4313' title='goto source code'>[src]</a></h4><div class='docblock'><p>Converts this string to its ASCII lower case equivalent in-place.</p>
|
||
<p>ASCII letters 'A' to 'Z' are mapped to 'a' to 'z',
|
||
but non-ASCII letters are unchanged.</p>
|
||
<p>To return a new lowercased value without modifying the existing one, use
|
||
<a href="#method.to_ascii_lowercase"><code>to_ascii_lowercase</code></a>.</p>
|
||
<h1 id="examples-89" class="section-header"><a href="#examples-89">Examples</a></h1>
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"GRÜßE, JÜRGEN ❤"</span>);
|
||
|
||
<span class="ident">s</span>.<span class="ident">make_ascii_lowercase</span>();
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"grÜße, jÜrgen ❤"</span>, <span class="ident">s</span>);</pre></div>
|
||
</div><h4 id='method.escape_debug' class="method"><code id='escape_debug.v'>pub fn <a href='#method.escape_debug' class='fnname'>escape_debug</a>(&self) -> <a class="struct" href="../../../../nom/lib/std/str/struct.EscapeDebug.html" title="struct nom::lib::std::str::EscapeDebug">EscapeDebug</a></code><span class='since' title='Stable since Rust version 1.34.0'>1.34.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#4352-4362' title='goto source code'>[src]</a></h4><div class='docblock'><p>Return an iterator that escapes each char in <code>self</code> with <a href="../std/primitive.char.html#method.escape_debug"><code>char::escape_debug</code></a>.</p>
|
||
<p>Note: only extended grapheme codepoints that begin the string will be
|
||
escaped.</p>
|
||
<h1 id="examples-90" class="section-header"><a href="#examples-90">Examples</a></h1>
|
||
<p>As an iterator:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">for</span> <span class="ident">c</span> <span class="kw">in</span> <span class="string">"❤\n!"</span>.<span class="ident">escape_debug</span>() {
|
||
<span class="macro">print</span><span class="macro">!</span>(<span class="string">"{}"</span>, <span class="ident">c</span>);
|
||
}
|
||
<span class="macro">println</span><span class="macro">!</span>();</pre></div>
|
||
<p>Using <code>println!</code> directly:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="macro">println</span><span class="macro">!</span>(<span class="string">"{}"</span>, <span class="string">"❤\n!"</span>.<span class="ident">escape_debug</span>());</pre></div>
|
||
<p>Both are equivalent to:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="macro">println</span><span class="macro">!</span>(<span class="string">"❤\\n!"</span>);</pre></div>
|
||
<p>Using <code>to_string</code>:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"❤\n!"</span>.<span class="ident">escape_debug</span>().<span class="ident">to_string</span>(), <span class="string">"❤\\n!"</span>);</pre></div>
|
||
</div><h4 id='method.escape_default' class="method"><code id='escape_default.v'>pub fn <a href='#method.escape_default' class='fnname'>escape_default</a>(&self) -> <a class="struct" href="../../../../nom/lib/std/str/struct.EscapeDefault.html" title="struct nom::lib::std::str::EscapeDefault">EscapeDefault</a></code><span class='since' title='Stable since Rust version 1.34.0'>1.34.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#4398-4400' title='goto source code'>[src]</a></h4><div class='docblock'><p>Return an iterator that escapes each char in <code>self</code> with <a href="../std/primitive.char.html#method.escape_default"><code>char::escape_default</code></a>.</p>
|
||
<h1 id="examples-91" class="section-header"><a href="#examples-91">Examples</a></h1>
|
||
<p>As an iterator:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">for</span> <span class="ident">c</span> <span class="kw">in</span> <span class="string">"❤\n!"</span>.<span class="ident">escape_default</span>() {
|
||
<span class="macro">print</span><span class="macro">!</span>(<span class="string">"{}"</span>, <span class="ident">c</span>);
|
||
}
|
||
<span class="macro">println</span><span class="macro">!</span>();</pre></div>
|
||
<p>Using <code>println!</code> directly:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="macro">println</span><span class="macro">!</span>(<span class="string">"{}"</span>, <span class="string">"❤\n!"</span>.<span class="ident">escape_default</span>());</pre></div>
|
||
<p>Both are equivalent to:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="macro">println</span><span class="macro">!</span>(<span class="string">"\\u{{2764}}\\n!"</span>);</pre></div>
|
||
<p>Using <code>to_string</code>:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"❤\n!"</span>.<span class="ident">escape_default</span>().<span class="ident">to_string</span>(), <span class="string">"\\u{2764}\\n!"</span>);</pre></div>
|
||
</div><h4 id='method.escape_unicode' class="method"><code id='escape_unicode.v'>pub fn <a href='#method.escape_unicode' class='fnname'>escape_unicode</a>(&self) -> <a class="struct" href="../../../../nom/lib/std/str/struct.EscapeUnicode.html" title="struct nom::lib::std::str::EscapeUnicode">EscapeUnicode</a></code><span class='since' title='Stable since Rust version 1.34.0'>1.34.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/mod.rs.html#4436-4438' title='goto source code'>[src]</a></h4><div class='docblock'><p>Return an iterator that escapes each char in <code>self</code> with <a href="../std/primitive.char.html#method.escape_unicode"><code>char::escape_unicode</code></a>.</p>
|
||
<h1 id="examples-92" class="section-header"><a href="#examples-92">Examples</a></h1>
|
||
<p>As an iterator:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">for</span> <span class="ident">c</span> <span class="kw">in</span> <span class="string">"❤\n!"</span>.<span class="ident">escape_unicode</span>() {
|
||
<span class="macro">print</span><span class="macro">!</span>(<span class="string">"{}"</span>, <span class="ident">c</span>);
|
||
}
|
||
<span class="macro">println</span><span class="macro">!</span>();</pre></div>
|
||
<p>Using <code>println!</code> directly:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="macro">println</span><span class="macro">!</span>(<span class="string">"{}"</span>, <span class="string">"❤\n!"</span>.<span class="ident">escape_unicode</span>());</pre></div>
|
||
<p>Both are equivalent to:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="macro">println</span><span class="macro">!</span>(<span class="string">"\\u{{2764}}\\u{{a}}\\u{{21}}"</span>);</pre></div>
|
||
<p>Using <code>to_string</code>:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"❤\n!"</span>.<span class="ident">escape_unicode</span>().<span class="ident">to_string</span>(), <span class="string">"\\u{2764}\\u{a}\\u{21}"</span>);</pre></div>
|
||
</div></div><div class='impl-items'><h4 id='method.replace' class="method"><code id='replace.v'><span class="docblock attributes">#[must_use = "this returns the replaced string as a new allocation, without modifying the original"]
|
||
</span>pub fn <a href='#method.replace' class='fnname'>replace</a><'a, P>(&'a self, from: P, to: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/str.rs.html#265-275' title='goto source code'>[src]</a></h4><div class='docblock'><p>Replaces all matches of a pattern with another string.</p>
|
||
<p><code>replace</code> creates a new <a href="string/struct.String.html"><code>String</code></a>, and copies the data from this string slice into it.
|
||
While doing so, it attempts to find matches of a pattern. If it finds any, it
|
||
replaces them with the replacement string slice.</p>
|
||
<h1 id="examples-93" class="section-header"><a href="#examples-93">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">"this is old"</span>;
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"this is new"</span>, <span class="ident">s</span>.<span class="ident">replace</span>(<span class="string">"old"</span>, <span class="string">"new"</span>));</pre></div>
|
||
<p>When the pattern doesn't match:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">"this is old"</span>;
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>, <span class="ident">s</span>.<span class="ident">replace</span>(<span class="string">"cookie monster"</span>, <span class="string">"little lamb"</span>));</pre></div>
|
||
</div><h4 id='method.replacen' class="method"><code id='replacen.v'><span class="docblock attributes">#[must_use = "this returns the replaced string as a new allocation, without modifying the original"]
|
||
</span>pub fn <a href='#method.replacen' class='fnname'>replacen</a><'a, P>(&'a self, pat: P, to: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, count: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>, </span></code><span class='since' title='Stable since Rust version 1.16.0'>1.16.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/str.rs.html#305-316' title='goto source code'>[src]</a></h4><div class='docblock'><p>Replaces first N matches of a pattern with another string.</p>
|
||
<p><code>replacen</code> creates a new <a href="string/struct.String.html"><code>String</code></a>, and copies the data from this string slice into it.
|
||
While doing so, it attempts to find matches of a pattern. If it finds any, it
|
||
replaces them with the replacement string slice at most <code>count</code> times.</p>
|
||
<h1 id="examples-94" class="section-header"><a href="#examples-94">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">"foo foo 123 foo"</span>;
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"new new 123 foo"</span>, <span class="ident">s</span>.<span class="ident">replacen</span>(<span class="string">"foo"</span>, <span class="string">"new"</span>, <span class="number">2</span>));
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"faa fao 123 foo"</span>, <span class="ident">s</span>.<span class="ident">replacen</span>(<span class="string">'o'</span>, <span class="string">"a"</span>, <span class="number">3</span>));
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"foo foo new23 foo"</span>, <span class="ident">s</span>.<span class="ident">replacen</span>(<span class="ident">char</span>::<span class="ident">is_numeric</span>, <span class="string">"new"</span>, <span class="number">1</span>));</pre></div>
|
||
<p>When the pattern doesn't match:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">"this is old"</span>;
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">s</span>, <span class="ident">s</span>.<span class="ident">replacen</span>(<span class="string">"cookie monster"</span>, <span class="string">"little lamb"</span>, <span class="number">10</span>));</pre></div>
|
||
</div><h4 id='method.to_lowercase' class="method"><code id='to_lowercase.v'>pub fn <a href='#method.to_lowercase' class='fnname'>to_lowercase</a>(&self) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><span class='since' title='Stable since Rust version 1.2.0'>1.2.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/str.rs.html#360-403' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns the lowercase equivalent of this string slice, as a new <a href="string/struct.String.html"><code>String</code></a>.</p>
|
||
<p>'Lowercase' is defined according to the terms of the Unicode Derived Core Property
|
||
<code>Lowercase</code>.</p>
|
||
<p>Since some characters can expand into multiple characters when changing
|
||
the case, this function returns a <a href="string/struct.String.html"><code>String</code></a> instead of modifying the
|
||
parameter in-place.</p>
|
||
<h1 id="examples-95" class="section-header"><a href="#examples-95">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">"HELLO"</span>;
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"hello"</span>, <span class="ident">s</span>.<span class="ident">to_lowercase</span>());</pre></div>
|
||
<p>A tricky example, with sigma:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">sigma</span> <span class="op">=</span> <span class="string">"Σ"</span>;
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"σ"</span>, <span class="ident">sigma</span>.<span class="ident">to_lowercase</span>());
|
||
|
||
<span class="comment">// but at the end of a word, it's ς, not σ:</span>
|
||
<span class="kw">let</span> <span class="ident">odysseus</span> <span class="op">=</span> <span class="string">"ὈΔΥΣΣΕΎΣ"</span>;
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"ὀδυσσεύς"</span>, <span class="ident">odysseus</span>.<span class="ident">to_lowercase</span>());</pre></div>
|
||
<p>Languages without case are not changed:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">new_year</span> <span class="op">=</span> <span class="string">"农历新年"</span>;
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">new_year</span>, <span class="ident">new_year</span>.<span class="ident">to_lowercase</span>());</pre></div>
|
||
</div><h4 id='method.to_uppercase' class="method"><code id='to_uppercase.v'>pub fn <a href='#method.to_uppercase' class='fnname'>to_uppercase</a>(&self) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><span class='since' title='Stable since Rust version 1.2.0'>1.2.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/str.rs.html#441-458' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns the uppercase equivalent of this string slice, as a new <a href="string/struct.String.html"><code>String</code></a>.</p>
|
||
<p>'Uppercase' is defined according to the terms of the Unicode Derived Core Property
|
||
<code>Uppercase</code>.</p>
|
||
<p>Since some characters can expand into multiple characters when changing
|
||
the case, this function returns a <a href="string/struct.String.html"><code>String</code></a> instead of modifying the
|
||
parameter in-place.</p>
|
||
<h1 id="examples-96" class="section-header"><a href="#examples-96">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">"hello"</span>;
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"HELLO"</span>, <span class="ident">s</span>.<span class="ident">to_uppercase</span>());</pre></div>
|
||
<p>Scripts without case are not changed:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">new_year</span> <span class="op">=</span> <span class="string">"农历新年"</span>;
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">new_year</span>, <span class="ident">new_year</span>.<span class="ident">to_uppercase</span>());</pre></div>
|
||
<p>One character can become multiple:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">"tschüß"</span>;
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"TSCHÜSS"</span>, <span class="ident">s</span>.<span class="ident">to_uppercase</span>());</pre></div>
|
||
</div><h4 id='method.repeat' class="method"><code id='repeat.v'>pub fn <a href='#method.repeat' class='fnname'>repeat</a>(&self, n: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><span class='since' title='Stable since Rust version 1.16.0'>1.16.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/str.rs.html#505-507' title='goto source code'>[src]</a></h4><div class='docblock'><p>Creates a new <a href="string/struct.String.html"><code>String</code></a> by repeating a string <code>n</code> times.</p>
|
||
<h1 id="panics-11" class="section-header"><a href="#panics-11">Panics</a></h1>
|
||
<p>This function will panic if the capacity would overflow.</p>
|
||
<h1 id="examples-97" class="section-header"><a href="#examples-97">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"abc"</span>.<span class="ident">repeat</span>(<span class="number">4</span>), <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"abcabcabcabc"</span>));</pre></div>
|
||
<p>A panic upon overflow:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="comment">// this will panic at runtime</span>
|
||
<span class="string">"0123456789abcdef"</span>.<span class="ident">repeat</span>(<span class="ident">usize</span>::<span class="ident">max_value</span>());</pre></div>
|
||
</div><h4 id='method.to_ascii_uppercase' class="method"><code id='to_ascii_uppercase.v'>pub fn <a href='#method.to_ascii_uppercase' class='fnname'>to_ascii_uppercase</a>(&self) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><span class='since' title='Stable since Rust version 1.23.0'>1.23.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/str.rs.html#532-537' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns a copy of this string where each character is mapped to its
|
||
ASCII upper case equivalent.</p>
|
||
<p>ASCII letters 'a' to 'z' are mapped to 'A' to 'Z',
|
||
but non-ASCII letters are unchanged.</p>
|
||
<p>To uppercase the value in-place, use <a href="#method.make_ascii_uppercase"><code>make_ascii_uppercase</code></a>.</p>
|
||
<p>To uppercase ASCII characters in addition to non-ASCII characters, use
|
||
<a href="#method.to_uppercase"><code>to_uppercase</code></a>.</p>
|
||
<h1 id="examples-98" class="section-header"><a href="#examples-98">Examples</a></h1>
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">"Grüße, Jürgen ❤"</span>;
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"GRüßE, JüRGEN ❤"</span>, <span class="ident">s</span>.<span class="ident">to_ascii_uppercase</span>());</pre></div>
|
||
</div><h4 id='method.to_ascii_lowercase' class="method"><code id='to_ascii_lowercase.v'>pub fn <a href='#method.to_ascii_lowercase' class='fnname'>to_ascii_lowercase</a>(&self) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><span class='since' title='Stable since Rust version 1.23.0'>1.23.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/str.rs.html#562-567' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns a copy of this string where each character is mapped to its
|
||
ASCII lower case equivalent.</p>
|
||
<p>ASCII letters 'A' to 'Z' are mapped to 'a' to 'z',
|
||
but non-ASCII letters are unchanged.</p>
|
||
<p>To lowercase the value in-place, use <a href="#method.make_ascii_lowercase"><code>make_ascii_lowercase</code></a>.</p>
|
||
<p>To lowercase ASCII characters in addition to non-ASCII characters, use
|
||
<a href="#method.to_lowercase"><code>to_lowercase</code></a>.</p>
|
||
<h1 id="examples-99" class="section-header"><a href="#examples-99">Examples</a></h1>
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="string">"Grüße, Jürgen ❤"</span>;
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"grüße, jürgen ❤"</span>, <span class="ident">s</span>.<span class="ident">to_ascii_lowercase</span>());</pre></div>
|
||
</div></div><h2 id='implementations' class='small-section-header'>Trait Implementations<a href='#implementations' class='anchor'></a></h2><div id='implementations-list'><h3 id='impl-Add%3C%26%27_%20str%3E' class='impl'><code class='in-band'>impl<'_> <a class="trait" href="../../../../nom/lib/std/ops/trait.Add.html" title="trait nom::lib::std::ops::Add">Add</a><&'_ <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-Add%3C%26%27_%20str%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1972-1980' title='goto source code'>[src]</a></h3><div class='docblock'><p>Implements the <code>+</code> operator for concatenating two strings.</p>
|
||
<p>This consumes the <code>String</code> on the left-hand side and re-uses its buffer (growing it if
|
||
necessary). This is done to avoid allocating a new <code>String</code> and copying the entire contents on
|
||
every operation, which would lead to <code>O(n^2)</code> running time when building an <code>n</code>-byte string by
|
||
repeated concatenation.</p>
|
||
<p>The string on the right-hand side is only borrowed; its contents are copied into the returned
|
||
<code>String</code>.</p>
|
||
<h1 id="examples-102" class="section-header"><a href="#examples-102">Examples</a></h1>
|
||
<p>Concatenating two <code>String</code>s takes the first by value and borrows the second:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"hello"</span>);
|
||
<span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">" world"</span>);
|
||
<span class="kw">let</span> <span class="ident">c</span> <span class="op">=</span> <span class="ident">a</span> <span class="op">+</span> <span class="kw-2">&</span><span class="ident">b</span>;
|
||
<span class="comment">// `a` is moved and can no longer be used here.</span></pre></div>
|
||
<p>If you want to keep using the first <code>String</code>, you can clone it and append to the clone instead:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"hello"</span>);
|
||
<span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">" world"</span>);
|
||
<span class="kw">let</span> <span class="ident">c</span> <span class="op">=</span> <span class="ident">a</span>.<span class="ident">clone</span>() <span class="op">+</span> <span class="kw-2">&</span><span class="ident">b</span>;
|
||
<span class="comment">// `a` is still valid here.</span></pre></div>
|
||
<p>Concatenating <code>&str</code> slices can be done by converting the first to a <code>String</code>:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="string">"hello"</span>;
|
||
<span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="string">" world"</span>;
|
||
<span class="kw">let</span> <span class="ident">c</span> <span class="op">=</span> <span class="ident">a</span>.<span class="ident">to_string</span>() <span class="op">+</span> <span class="ident">b</span>;</pre></div>
|
||
</div><div class='impl-items'><h4 id='associatedtype.Output' class="type"><code id='Output.t'>type <a href='../../../../nom/lib/std/ops/trait.Add.html#associatedtype.Output' class="type">Output</a> = <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code></h4><div class='docblock'><p>The resulting type after applying the <code>+</code> operator.</p>
|
||
</div><h4 id='method.add' class="method hidden"><code id='add.v'>fn <a href='../../../../nom/lib/std/ops/trait.Add.html#tymethod.add' class='fnname'>add</a>(self, other: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1976-1979' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the <code>+</code> operation.</p>
|
||
</div></div><h3 id='impl-AddAssign%3C%26%27_%20str%3E' class='impl'><code class='in-band'>impl<'_> <a class="trait" href="../../../../nom/lib/std/ops/trait.AddAssign.html" title="trait nom::lib::std::ops::AddAssign">AddAssign</a><&'_ <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-AddAssign%3C%26%27_%20str%3E' class='anchor'></a><span class='since' title='Stable since Rust version 1.12.0'>1.12.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1986-1991' title='goto source code'>[src]</a></h3><div class='docblock'><p>Implements the <code>+=</code> operator for appending to a <code>String</code>.</p>
|
||
<p>This has the same behavior as the [<code>push_str</code>][String::push_str] method.</p>
|
||
</div><div class='impl-items'><h4 id='method.add_assign' class="method hidden"><code id='add_assign.v'>fn <a href='../../../../nom/lib/std/ops/trait.AddAssign.html#tymethod.add_assign' class='fnname'>add_assign</a>(&mut self, other: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>)</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1988-1990' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the <code>+=</code> operation.</p>
|
||
</div></div><h3 id='impl-AsMut%3Cstr%3E' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.AsMut.html" title="trait nom::lib::std::prelude::v1::v1::AsMut">AsMut</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-AsMut%3Cstr%3E' class='anchor'></a><span class='since' title='Stable since Rust version 1.43.0'>1.43.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2205-2210' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.as_mut' class="method hidden"><code id='as_mut.v'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.AsMut.html#tymethod.as_mut' class='fnname'>as_mut</a>(&mut self) -> &mut <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2207-2209' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
|
||
</div></div><h3 id='impl-AsRef%3C%5Bu8%5D%3E' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.AsRef.html" title="trait nom::lib::std::prelude::v1::v1::AsRef">AsRef</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">[</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u8.html">u8</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">]</a>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-AsRef%3C%5Bu8%5D%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2213-2218' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.as_ref-3' class="method hidden"><code id='as_ref.v-3'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.AsRef.html#tymethod.as_ref' class='fnname'>as_ref</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">&[</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u8.html">u8</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">]</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2215-2217' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
|
||
</div></div><h3 id='impl-AsRef%3COsStr%3E' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.AsRef.html" title="trait nom::lib::std::prelude::v1::v1::AsRef">AsRef</a><<a class="struct" href="https://doc.rust-lang.org/nightly/std/ffi/os_str/struct.OsStr.html" title="struct std::ffi::os_str::OsStr">OsStr</a>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-AsRef%3COsStr%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/std/ffi/os_str.rs.html#984-989' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.as_ref' class="method hidden"><code id='as_ref.v'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.AsRef.html#tymethod.as_ref' class='fnname'>as_ref</a>(&self) -> &<a class="struct" href="https://doc.rust-lang.org/nightly/std/ffi/os_str/struct.OsStr.html" title="struct std::ffi::os_str::OsStr">OsStr</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/std/ffi/os_str.rs.html#986-988' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
|
||
</div></div><h3 id='impl-AsRef%3CPath%3E' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.AsRef.html" title="trait nom::lib::std::prelude::v1::v1::AsRef">AsRef</a><<a class="struct" href="https://doc.rust-lang.org/nightly/std/path/struct.Path.html" title="struct std::path::Path">Path</a>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-AsRef%3CPath%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/std/path.rs.html#2666-2670' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.as_ref-1' class="method hidden"><code id='as_ref.v-1'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.AsRef.html#tymethod.as_ref' class='fnname'>as_ref</a>(&self) -> &<a class="struct" href="https://doc.rust-lang.org/nightly/std/path/struct.Path.html" title="struct std::path::Path">Path</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/std/path.rs.html#2667-2669' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
|
||
</div></div><h3 id='impl-AsRef%3Cstr%3E' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.AsRef.html" title="trait nom::lib::std::prelude::v1::v1::AsRef">AsRef</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-AsRef%3Cstr%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2197-2202' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.as_ref-2' class="method hidden"><code id='as_ref.v-2'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.AsRef.html#tymethod.as_ref' class='fnname'>as_ref</a>(&self) -> &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2199-2201' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
|
||
</div></div><h3 id='impl-Borrow%3Cstr%3E' class='impl'><code class='in-band'>impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html" title="trait core::borrow::Borrow">Borrow</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-Borrow%3Cstr%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/str.rs.html#185-190' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.borrow' class="method hidden"><code id='borrow.v'>fn <a href='https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow' class='fnname'>borrow</a>(&self) -> &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/str.rs.html#187-189' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Immutably borrows from an owned value. <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></p>
|
||
</div></div><h3 id='impl-BorrowMut%3Cstr%3E' class='impl'><code class='in-band'>impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html" title="trait core::borrow::BorrowMut">BorrowMut</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-BorrowMut%3Cstr%3E' class='anchor'></a><span class='since' title='Stable since Rust version 1.36.0'>1.36.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/str.rs.html#193-198' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.borrow_mut' class="method hidden"><code id='borrow_mut.v'>fn <a href='https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut' class='fnname'>borrow_mut</a>(&mut self) -> &mut <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/str.rs.html#195-197' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Mutably borrows from an owned value. <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut">Read more</a></p>
|
||
</div></div><h3 id='impl-Clone' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.Clone.html" title="trait nom::lib::std::prelude::v1::v1::Clone">Clone</a> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-Clone' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1717-1725' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.clone' class="method hidden"><code id='clone.v'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.Clone.html#tymethod.clone' class='fnname'>clone</a>(&self) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1718-1720' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Returns a copy of the value. <a href="../../../../nom/lib/std/prelude/v1/v1/trait.Clone.html#tymethod.clone">Read more</a></p>
|
||
</div><h4 id='method.clone_from' class="method hidden"><code id='clone_from.v'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.Clone.html#method.clone_from' class='fnname'>clone_from</a>(&mut self, source: &<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>)</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1722-1724' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs copy-assignment from <code>source</code>. <a href="../../../../nom/lib/std/prelude/v1/v1/trait.Clone.html#method.clone_from">Read more</a></p>
|
||
</div></div><h3 id='impl-Debug' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/fmt/trait.Debug.html" title="trait nom::lib::std::fmt::Debug">Debug</a> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-Debug' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1919-1924' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.fmt-1' class="method hidden"><code id='fmt.v-1'>fn <a href='../../../../nom/lib/std/fmt/trait.Debug.html#tymethod.fmt' class='fnname'>fmt</a>(&self, f: &mut <a class="struct" href="../../../../nom/lib/std/fmt/struct.Formatter.html" title="struct nom::lib::std::fmt::Formatter">Formatter</a>) -> <a class="enum" href="../../../../nom/lib/std/prelude/v1/v1/enum.Result.html" title="enum nom::lib::std::prelude::v1::v1::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>, <a class="struct" href="../../../../nom/lib/std/fmt/struct.Error.html" title="struct nom::lib::std::fmt::Error">Error</a>></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1921-1923' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Formats the value using the given formatter. <a href="../../../../nom/lib/std/fmt/trait.Debug.html#tymethod.fmt">Read more</a></p>
|
||
</div></div><h3 id='impl-Default' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.Default.html" title="trait nom::lib::std::prelude::v1::v1::Default">Default</a> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-Default' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1902-1908' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.default' class="method"><code id='default.v'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.Default.html#tymethod.default' class='fnname'>default</a>() -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1905-1907' title='goto source code'>[src]</a></h4><div class='docblock'><p>Creates an empty <code>String</code>.</p>
|
||
</div></div><h3 id='impl-Deref' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/ops/trait.Deref.html" title="trait nom::lib::std::ops::Deref">Deref</a> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-Deref' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2092-2099' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='associatedtype.Target' class="type"><code id='Target.t'>type <a href='../../../../nom/lib/std/ops/trait.Deref.html#associatedtype.Target' class="type">Target</a> = <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code></h4><div class='docblock'><p>The resulting type after dereferencing.</p>
|
||
</div><h4 id='method.deref' class="method hidden"><code id='deref.v'>fn <a href='../../../../nom/lib/std/ops/trait.Deref.html#tymethod.deref' class='fnname'>deref</a>(&self) -> &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2096-2098' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Dereferences the value.</p>
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||
</div></div><h3 id='impl-DerefMut' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/ops/trait.DerefMut.html" title="trait nom::lib::std::ops::DerefMut">DerefMut</a> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-DerefMut' class='anchor'></a><span class='since' title='Stable since Rust version 1.3.0'>1.3.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2102-2107' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.deref_mut' class="method hidden"><code id='deref_mut.v'>fn <a href='../../../../nom/lib/std/ops/trait.DerefMut.html#tymethod.deref_mut' class='fnname'>deref_mut</a>(&mut self) -> &mut <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2104-2106' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Mutably dereferences the value.</p>
|
||
</div></div><h3 id='impl-Display' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/fmt/trait.Display.html" title="trait nom::lib::std::fmt::Display">Display</a> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-Display' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1911-1916' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.fmt' class="method hidden"><code id='fmt.v'>fn <a href='../../../../nom/lib/std/fmt/trait.Display.html#tymethod.fmt' class='fnname'>fmt</a>(&self, f: &mut <a class="struct" href="../../../../nom/lib/std/fmt/struct.Formatter.html" title="struct nom::lib::std::fmt::Formatter">Formatter</a>) -> <a class="enum" href="../../../../nom/lib/std/prelude/v1/v1/enum.Result.html" title="enum nom::lib::std::prelude::v1::v1::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>, <a class="struct" href="../../../../nom/lib/std/fmt/struct.Error.html" title="struct nom::lib::std::fmt::Error">Error</a>></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1913-1915' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Formats the value using the given formatter. <a href="../../../../nom/lib/std/fmt/trait.Display.html#tymethod.fmt">Read more</a></p>
|
||
</div></div><h3 id='impl-Eq' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.Eq.html" title="trait nom::lib::std::prelude::v1::v1::Eq">Eq</a> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-Eq' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#280' title='goto source code'>[src]</a></h3><div class='impl-items'></div><h3 id='impl-Extend%3C%26%27a%20char%3E' class='impl'><code class='in-band'>impl<'a> <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.Extend.html" title="trait nom::lib::std::prelude::v1::v1::Extend">Extend</a><&'a <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.char.html">char</a>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-Extend%3C%26%27a%20char%3E' class='anchor'></a><span class='since' title='Stable since Rust version 1.2.0'>1.2.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1802-1806' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.extend' class="method hidden"><code id='extend.v'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.Extend.html#tymethod.extend' class='fnname'>extend</a><I>(&mut self, iter: I) <span class="where fmt-newline">where<br> I: <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.IntoIterator.html" title="trait nom::lib::std::prelude::v1::v1::IntoIterator">IntoIterator</a><Item = &'a <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.char.html">char</a>>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1803-1805' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Extends a collection with the contents of an iterator. <a href="../../../../nom/lib/std/prelude/v1/v1/trait.Extend.html#tymethod.extend">Read more</a></p>
|
||
</div></div><h3 id='impl-Extend%3C%26%27a%20str%3E' class='impl'><code class='in-band'>impl<'a> <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.Extend.html" title="trait nom::lib::std::prelude::v1::v1::Extend">Extend</a><&'a <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-Extend%3C%26%27a%20str%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1809-1813' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.extend-3' class="method hidden"><code id='extend.v-3'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.Extend.html#tymethod.extend' class='fnname'>extend</a><I>(&mut self, iter: I) <span class="where fmt-newline">where<br> I: <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.IntoIterator.html" title="trait nom::lib::std::prelude::v1::v1::IntoIterator">IntoIterator</a><Item = &'a <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1810-1812' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Extends a collection with the contents of an iterator. <a href="../../../../nom/lib/std/prelude/v1/v1/trait.Extend.html#tymethod.extend">Read more</a></p>
|
||
</div></div><h3 id='impl-Extend%3CCow%3C%27a%2C%20str%3E%3E' class='impl'><code class='in-band'>impl<'a> <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.Extend.html" title="trait nom::lib::std::prelude::v1::v1::Extend">Extend</a><<a class="enum" href="https://doc.rust-lang.org/nightly/alloc/borrow/enum.Cow.html" title="enum alloc::borrow::Cow">Cow</a><'a, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-Extend%3CCow%3C%27a%2C%20str%3E%3E' class='anchor'></a><span class='since' title='Stable since Rust version 1.19.0'>1.19.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1823-1827' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.extend-2' class="method hidden"><code id='extend.v-2'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.Extend.html#tymethod.extend' class='fnname'>extend</a><I>(&mut self, iter: I) <span class="where fmt-newline">where<br> I: <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.IntoIterator.html" title="trait nom::lib::std::prelude::v1::v1::IntoIterator">IntoIterator</a><Item = <a class="enum" href="https://doc.rust-lang.org/nightly/alloc/borrow/enum.Cow.html" title="enum alloc::borrow::Cow">Cow</a><'a, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>>>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1824-1826' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Extends a collection with the contents of an iterator. <a href="../../../../nom/lib/std/prelude/v1/v1/trait.Extend.html#tymethod.extend">Read more</a></p>
|
||
</div></div><h3 id='impl-Extend%3CString%3E' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.Extend.html" title="trait nom::lib::std::prelude::v1::v1::Extend">Extend</a><<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-Extend%3CString%3E' class='anchor'></a><span class='since' title='Stable since Rust version 1.4.0'>1.4.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1816-1820' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.extend-1' class="method hidden"><code id='extend.v-1'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.Extend.html#tymethod.extend' class='fnname'>extend</a><I>(&mut self, iter: I) <span class="where fmt-newline">where<br> I: <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.IntoIterator.html" title="trait nom::lib::std::prelude::v1::v1::IntoIterator">IntoIterator</a><Item = <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1817-1819' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Extends a collection with the contents of an iterator. <a href="../../../../nom/lib/std/prelude/v1/v1/trait.Extend.html#tymethod.extend">Read more</a></p>
|
||
</div></div><h3 id='impl-Extend%3Cchar%3E' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.Extend.html" title="trait nom::lib::std::prelude::v1::v1::Extend">Extend</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.char.html">char</a>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-Extend%3Cchar%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1792-1799' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.extend-4' class="method hidden"><code id='extend.v-4'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.Extend.html#tymethod.extend' class='fnname'>extend</a><I>(&mut self, iter: I) <span class="where fmt-newline">where<br> I: <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.IntoIterator.html" title="trait nom::lib::std::prelude::v1::v1::IntoIterator">IntoIterator</a><Item = <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.char.html">char</a>>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1793-1798' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Extends a collection with the contents of an iterator. <a href="../../../../nom/lib/std/prelude/v1/v1/trait.Extend.html#tymethod.extend">Read more</a></p>
|
||
</div></div><h3 id='impl-From%3C%26%27_%20String%3E' class='impl'><code class='in-band'>impl<'_> <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.From.html" title="trait nom::lib::std::prelude::v1::v1::From">From</a><&'_ <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-From%3C%26%27_%20String%3E' class='anchor'></a><span class='since' title='Stable since Rust version 1.35.0'>1.35.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2229-2234' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.from-5' class="method hidden"><code id='from.v-5'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.From.html#tymethod.from' class='fnname'>from</a>(s: &<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2231-2233' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
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||
</div></div><h3 id='impl-From%3C%26%27_%20str%3E' class='impl'><code class='in-band'>impl<'_> <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.From.html" title="trait nom::lib::std::prelude::v1::v1::From">From</a><&'_ <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-From%3C%26%27_%20str%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2221-2226' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.from-7' class="method hidden"><code id='from.v-7'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.From.html#tymethod.from' class='fnname'>from</a>(s: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2223-2225' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
|
||
</div></div><h3 id='impl-From%3C%26%27a%20String%3E' class='impl'><code class='in-band'>impl<'a> <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.From.html" title="trait nom::lib::std::prelude::v1::v1::From">From</a><&'a <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>> for <a class="enum" href="https://doc.rust-lang.org/nightly/alloc/borrow/enum.Cow.html" title="enum alloc::borrow::Cow">Cow</a><'a, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>></code><a href='#impl-From%3C%26%27a%20String%3E' class='anchor'></a><span class='since' title='Stable since Rust version 1.28.0'>1.28.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2303-2308' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.from-9' class="method hidden"><code id='from.v-9'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.From.html#tymethod.from' class='fnname'>from</a>(s: &'a <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>) -> <a class="enum" href="https://doc.rust-lang.org/nightly/alloc/borrow/enum.Cow.html" title="enum alloc::borrow::Cow">Cow</a><'a, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2305-2307' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
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</div></div><h3 id='impl-From%3CBox%3Cstr%3E%3E' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.From.html" title="trait nom::lib::std::prelude::v1::v1::From">From</a><<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.Box.html" title="struct nom::lib::std::prelude::v1::v1::Box">Box</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-From%3CBox%3Cstr%3E%3E' class='anchor'></a><span class='since' title='Stable since Rust version 1.18.0'>1.18.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2239-2257' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.from-11' class="method"><code id='from.v-11'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.From.html#tymethod.from' class='fnname'>from</a>(s: <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.Box.html" title="struct nom::lib::std::prelude::v1::v1::Box">Box</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>>) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2254-2256' title='goto source code'>[src]</a></h4><div class='docblock'><p>Converts the given boxed <code>str</code> slice to a <code>String</code>.
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It is notable that the <code>str</code> slice is owned.</p>
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<h1 id="examples-105" class="section-header"><a href="#examples-105">Examples</a></h1>
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||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
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<span class="kw">let</span> <span class="ident">s1</span>: <span class="ident">String</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"hello world"</span>);
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||
<span class="kw">let</span> <span class="ident">s2</span>: <span class="ident">Box</span><span class="op"><</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="ident">s1</span>.<span class="ident">into_boxed_str</span>();
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||
<span class="kw">let</span> <span class="ident">s3</span>: <span class="ident">String</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="ident">s2</span>);
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||
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||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"hello world"</span>, <span class="ident">s3</span>)</pre></div>
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</div></div><h3 id='impl-From%3CCow%3C%27a%2C%20str%3E%3E' class='impl'><code class='in-band'>impl<'a> <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.From.html" title="trait nom::lib::std::prelude::v1::v1::From">From</a><<a class="enum" href="https://doc.rust-lang.org/nightly/alloc/borrow/enum.Cow.html" title="enum alloc::borrow::Cow">Cow</a><'a, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-From%3CCow%3C%27a%2C%20str%3E%3E' class='anchor'></a><span class='since' title='Stable since Rust version 1.14.0'>1.14.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2280-2284' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.from-13' class="method hidden"><code id='from.v-13'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.From.html#tymethod.from' class='fnname'>from</a>(s: <a class="enum" href="https://doc.rust-lang.org/nightly/alloc/borrow/enum.Cow.html" title="enum alloc::borrow::Cow">Cow</a><'a, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>>) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2281-2283' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
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||
</div></div><h3 id='impl-From%3CString%3E' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.From.html" title="trait nom::lib::std::prelude::v1::v1::From">From</a><<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.Box.html" title="struct nom::lib::std::prelude::v1::v1::Box">Box</a><dyn <a class="trait" href="https://doc.rust-lang.org/nightly/std/error/trait.Error.html" title="trait std::error::Error">Error</a> + 'static></code><a href='#impl-From%3CString%3E' class='anchor'></a><span class='since' title='Stable since Rust version 1.6.0'>1.6.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/std/error.rs.html#282-302' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.from' class="method"><code id='from.v'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.From.html#tymethod.from' class='fnname'>from</a>(str_err: <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.Box.html" title="struct nom::lib::std::prelude::v1::v1::Box">Box</a><dyn <a class="trait" href="https://doc.rust-lang.org/nightly/std/error/trait.Error.html" title="trait std::error::Error">Error</a> + 'static></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/std/error.rs.html#297-301' title='goto source code'>[src]</a></h4><div class='docblock'><p>Converts a [<code>String</code>] into a box of dyn <a href="../error/trait.Error.html"><code>Error</code></a>.</p>
|
||
<h1 id="examples-100" class="section-header"><a href="#examples-100">Examples</a></h1>
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">error</span>::<span class="ident">Error</span>;
|
||
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">mem</span>;
|
||
|
||
<span class="kw">let</span> <span class="ident">a_string_error</span> <span class="op">=</span> <span class="string">"a string error"</span>.<span class="ident">to_string</span>();
|
||
<span class="kw">let</span> <span class="ident">a_boxed_error</span> <span class="op">=</span> <span class="ident">Box</span>::<span class="op"><</span><span class="ident">dyn</span> <span class="ident">Error</span><span class="op">></span>::<span class="ident">from</span>(<span class="ident">a_string_error</span>);
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">mem</span>::<span class="ident">size_of</span>::<span class="op"><</span><span class="ident">Box</span><span class="op"><</span><span class="ident">dyn</span> <span class="ident">Error</span><span class="op">></span><span class="op">></span>() <span class="op">=</span><span class="op">=</span> <span class="ident">mem</span>::<span class="ident">size_of_val</span>(<span class="kw-2">&</span><span class="ident">a_boxed_error</span>))</pre></div>
|
||
</div></div><h3 id='impl-From%3CString%3E-1' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.From.html" title="trait nom::lib::std::prelude::v1::v1::From">From</a><<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>> for <a class="struct" href="https://doc.rust-lang.org/nightly/std/ffi/os_str/struct.OsString.html" title="struct std::ffi::os_str::OsString">OsString</a></code><a href='#impl-From%3CString%3E-1' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/std/ffi/os_str.rs.html#354-363' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.from-1' class="method"><code id='from.v-1'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.From.html#tymethod.from' class='fnname'>from</a>(s: <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>) -> <a class="struct" href="https://doc.rust-lang.org/nightly/std/ffi/os_str/struct.OsString.html" title="struct std::ffi::os_str::OsString">OsString</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/std/ffi/os_str.rs.html#360-362' title='goto source code'>[src]</a></h4><div class='docblock'><p>Converts a [<code>String</code>] into a <a href="../../std/ffi/struct.OsString.html"><code>OsString</code></a>.</p>
|
||
<p>The conversion copies the data, and includes an allocation on the heap.</p>
|
||
</div></div><h3 id='impl-From%3CString%3E-2' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.From.html" title="trait nom::lib::std::prelude::v1::v1::From">From</a><<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.Box.html" title="struct nom::lib::std::prelude::v1::v1::Box">Box</a><dyn <a class="trait" href="https://doc.rust-lang.org/nightly/std/error/trait.Error.html" title="trait std::error::Error">Error</a> + 'static + <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.Sync.html" title="trait nom::lib::std::prelude::v1::v1::Sync">Sync</a> + <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.Send.html" title="trait nom::lib::std::prelude::v1::v1::Send">Send</a>></code><a href='#impl-From%3CString%3E-2' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/std/error.rs.html#237-279' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.from-2' class="method"><code id='from.v-2'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.From.html#tymethod.from' class='fnname'>from</a>(err: <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.Box.html" title="struct nom::lib::std::prelude::v1::v1::Box">Box</a><dyn <a class="trait" href="https://doc.rust-lang.org/nightly/std/error/trait.Error.html" title="trait std::error::Error">Error</a> + 'static + <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.Sync.html" title="trait nom::lib::std::prelude::v1::v1::Sync">Sync</a> + <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.Send.html" title="trait nom::lib::std::prelude::v1::v1::Send">Send</a>></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/std/error.rs.html#254-278' title='goto source code'>[src]</a></h4><div class='docblock'><p>Converts a [<code>String</code>] into a box of dyn <a href="../error/trait.Error.html"><code>Error</code></a> + [<code>Send</code>] + [<code>Sync</code>].</p>
|
||
<h1 id="examples-101" class="section-header"><a href="#examples-101">Examples</a></h1>
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">error</span>::<span class="ident">Error</span>;
|
||
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">mem</span>;
|
||
|
||
<span class="kw">let</span> <span class="ident">a_string_error</span> <span class="op">=</span> <span class="string">"a string error"</span>.<span class="ident">to_string</span>();
|
||
<span class="kw">let</span> <span class="ident">a_boxed_error</span> <span class="op">=</span> <span class="ident">Box</span>::<span class="op"><</span><span class="ident">dyn</span> <span class="ident">Error</span> <span class="op">+</span> <span class="ident">Send</span> <span class="op">+</span> <span class="ident">Sync</span><span class="op">></span>::<span class="ident">from</span>(<span class="ident">a_string_error</span>);
|
||
<span class="macro">assert</span><span class="macro">!</span>(
|
||
<span class="ident">mem</span>::<span class="ident">size_of</span>::<span class="op"><</span><span class="ident">Box</span><span class="op"><</span><span class="ident">dyn</span> <span class="ident">Error</span> <span class="op">+</span> <span class="ident">Send</span> <span class="op">+</span> <span class="ident">Sync</span><span class="op">></span><span class="op">></span>() <span class="op">=</span><span class="op">=</span> <span class="ident">mem</span>::<span class="ident">size_of_val</span>(<span class="kw-2">&</span><span class="ident">a_boxed_error</span>))</pre></div>
|
||
</div></div><h3 id='impl-From%3CString%3E-3' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.From.html" title="trait nom::lib::std::prelude::v1::v1::From">From</a><<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>> for <a class="struct" href="https://doc.rust-lang.org/nightly/std/path/struct.PathBuf.html" title="struct std::path::PathBuf">PathBuf</a></code><a href='#impl-From%3CString%3E-3' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/std/path.rs.html#1495-1502' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.from-3' class="method"><code id='from.v-3'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.From.html#tymethod.from' class='fnname'>from</a>(s: <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>) -> <a class="struct" href="https://doc.rust-lang.org/nightly/std/path/struct.PathBuf.html" title="struct std::path::PathBuf">PathBuf</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/std/path.rs.html#1499-1501' title='goto source code'>[src]</a></h4><div class='docblock'><p>Converts a <code>String</code> into a <code>PathBuf</code></p>
|
||
<p>This conversion does not allocate or copy memory.</p>
|
||
</div></div><h3 id='impl-From%3CString%3E-4' class='impl'><code class='in-band'>impl<'a> <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.From.html" title="trait nom::lib::std::prelude::v1::v1::From">From</a><<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>> for <a class="enum" href="https://doc.rust-lang.org/nightly/alloc/borrow/enum.Cow.html" title="enum alloc::borrow::Cow">Cow</a><'a, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>></code><a href='#impl-From%3CString%3E-4' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2295-2300' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.from-4' class="method hidden"><code id='from.v-4'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.From.html#tymethod.from' class='fnname'>from</a>(s: <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>) -> <a class="enum" href="https://doc.rust-lang.org/nightly/alloc/borrow/enum.Cow.html" title="enum alloc::borrow::Cow">Cow</a><'a, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2297-2299' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
|
||
</div></div><h3 id='impl-From%3CString%3E-5' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.From.html" title="trait nom::lib::std::prelude::v1::v1::From">From</a><<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.Vec.html" title="struct nom::lib::std::prelude::v1::v1::Vec">Vec</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u8.html">u8</a>></code><a href='#impl-From%3CString%3E-5' class='anchor'></a><span class='since' title='Stable since Rust version 1.14.0'>1.14.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2332-2350' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.from-6' class="method"><code id='from.v-6'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.From.html#tymethod.from' class='fnname'>from</a>(string: <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.Vec.html" title="struct nom::lib::std::prelude::v1::v1::Vec">Vec</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u8.html">u8</a>></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2347-2349' title='goto source code'>[src]</a></h4><div class='docblock'><p>Converts the given <code>String</code> to a vector <code>Vec</code> that holds values of type <code>u8</code>.</p>
|
||
<h1 id="examples-103" class="section-header"><a href="#examples-103">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s1</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"hello world"</span>);
|
||
<span class="kw">let</span> <span class="ident">v1</span> <span class="op">=</span> <span class="ident">Vec</span>::<span class="ident">from</span>(<span class="ident">s1</span>);
|
||
|
||
<span class="kw">for</span> <span class="ident">b</span> <span class="kw">in</span> <span class="ident">v1</span> {
|
||
<span class="macro">println</span><span class="macro">!</span>(<span class="string">"{}"</span>, <span class="ident">b</span>);
|
||
}</pre></div>
|
||
</div></div><h3 id='impl-From%3CString%3E-6' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.From.html" title="trait nom::lib::std::prelude::v1::v1::From">From</a><<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>> for <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/rc/struct.Rc.html" title="struct alloc::rc::Rc">Rc</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>></code><a href='#impl-From%3CString%3E-6' class='anchor'></a><span class='since' title='Stable since Rust version 1.21.0'>1.21.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/rc.rs.html#1426-1431' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.from-8' class="method hidden"><code id='from.v-8'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.From.html#tymethod.from' class='fnname'>from</a>(v: <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>) -> <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/rc/struct.Rc.html" title="struct alloc::rc::Rc">Rc</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/rc.rs.html#1428-1430' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
|
||
</div></div><h3 id='impl-From%3CString%3E-7' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.From.html" title="trait nom::lib::std::prelude::v1::v1::From">From</a><<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.Box.html" title="struct nom::lib::std::prelude::v1::v1::Box">Box</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>></code><a href='#impl-From%3CString%3E-7' class='anchor'></a><span class='since' title='Stable since Rust version 1.20.0'>1.20.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2260-2277' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.from-10' class="method"><code id='from.v-10'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.From.html#tymethod.from' class='fnname'>from</a>(s: <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.Box.html" title="struct nom::lib::std::prelude::v1::v1::Box">Box</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2274-2276' title='goto source code'>[src]</a></h4><div class='docblock'><p>Converts the given <code>String</code> to a boxed <code>str</code> slice that is owned.</p>
|
||
<h1 id="examples-104" class="section-header"><a href="#examples-104">Examples</a></h1>
|
||
<p>Basic usage:</p>
|
||
|
||
<div class="example-wrap"><pre class="rust rust-example-rendered">
|
||
<span class="kw">let</span> <span class="ident">s1</span>: <span class="ident">String</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"hello world"</span>);
|
||
<span class="kw">let</span> <span class="ident">s2</span>: <span class="ident">Box</span><span class="op"><</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="ident">Box</span>::<span class="ident">from</span>(<span class="ident">s1</span>);
|
||
<span class="kw">let</span> <span class="ident">s3</span>: <span class="ident">String</span> <span class="op">=</span> <span class="ident">String</span>::<span class="ident">from</span>(<span class="ident">s2</span>);
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="string">"hello world"</span>, <span class="ident">s3</span>)</pre></div>
|
||
</div></div><h3 id='impl-From%3CString%3E-8' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.From.html" title="trait nom::lib::std::prelude::v1::v1::From">From</a><<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>> for <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>></code><a href='#impl-From%3CString%3E-8' class='anchor'></a><span class='since' title='Stable since Rust version 1.21.0'>1.21.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/sync.rs.html#1975-1980' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.from-12' class="method hidden"><code id='from.v-12'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.From.html#tymethod.from' class='fnname'>from</a>(v: <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>) -> <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/sync.rs.html#1977-1979' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
|
||
</div></div><h3 id='impl-FromIterator%3C%26%27a%20char%3E' class='impl'><code class='in-band'>impl<'a> <a class="trait" href="../../../../nom/lib/std/iter/trait.FromIterator.html" title="trait nom::lib::std::iter::FromIterator">FromIterator</a><&'a <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.char.html">char</a>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-FromIterator%3C%26%27a%20char%3E' class='anchor'></a><span class='since' title='Stable since Rust version 1.17.0'>1.17.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1737-1743' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.from_iter-3' class="method hidden"><code id='from_iter.v-3'>fn <a href='../../../../nom/lib/std/iter/trait.FromIterator.html#tymethod.from_iter' class='fnname'>from_iter</a><I>(iter: I) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a> <span class="where fmt-newline">where<br> I: <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.IntoIterator.html" title="trait nom::lib::std::prelude::v1::v1::IntoIterator">IntoIterator</a><Item = &'a <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.char.html">char</a>>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1738-1742' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Creates a value from an iterator. <a href="../../../../nom/lib/std/iter/trait.FromIterator.html#tymethod.from_iter">Read more</a></p>
|
||
</div></div><h3 id='impl-FromIterator%3C%26%27a%20str%3E' class='impl'><code class='in-band'>impl<'a> <a class="trait" href="../../../../nom/lib/std/iter/trait.FromIterator.html" title="trait nom::lib::std::iter::FromIterator">FromIterator</a><&'a <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-FromIterator%3C%26%27a%20str%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1746-1752' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.from_iter-5' class="method hidden"><code id='from_iter.v-5'>fn <a href='../../../../nom/lib/std/iter/trait.FromIterator.html#tymethod.from_iter' class='fnname'>from_iter</a><I>(iter: I) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a> <span class="where fmt-newline">where<br> I: <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.IntoIterator.html" title="trait nom::lib::std::prelude::v1::v1::IntoIterator">IntoIterator</a><Item = &'a <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1747-1751' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Creates a value from an iterator. <a href="../../../../nom/lib/std/iter/trait.FromIterator.html#tymethod.from_iter">Read more</a></p>
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</div></div><h3 id='impl-FromIterator%3CCow%3C%27a%2C%20str%3E%3E' class='impl'><code class='in-band'>impl<'a> <a class="trait" href="../../../../nom/lib/std/iter/trait.FromIterator.html" title="trait nom::lib::std::iter::FromIterator">FromIterator</a><<a class="enum" href="https://doc.rust-lang.org/nightly/alloc/borrow/enum.Cow.html" title="enum alloc::borrow::Cow">Cow</a><'a, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-FromIterator%3CCow%3C%27a%2C%20str%3E%3E' class='anchor'></a><span class='since' title='Stable since Rust version 1.19.0'>1.19.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1773-1789' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.from_iter-2' class="method hidden"><code id='from_iter.v-2'>fn <a href='../../../../nom/lib/std/iter/trait.FromIterator.html#tymethod.from_iter' class='fnname'>from_iter</a><I>(iter: I) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a> <span class="where fmt-newline">where<br> I: <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.IntoIterator.html" title="trait nom::lib::std::prelude::v1::v1::IntoIterator">IntoIterator</a><Item = <a class="enum" href="https://doc.rust-lang.org/nightly/alloc/borrow/enum.Cow.html" title="enum alloc::borrow::Cow">Cow</a><'a, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>>>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1774-1788' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Creates a value from an iterator. <a href="../../../../nom/lib/std/iter/trait.FromIterator.html#tymethod.from_iter">Read more</a></p>
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</div></div><h3 id='impl-FromIterator%3CString%3E' class='impl'><code class='in-band'>impl<'a> <a class="trait" href="../../../../nom/lib/std/iter/trait.FromIterator.html" title="trait nom::lib::std::iter::FromIterator">FromIterator</a><<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>> for <a class="enum" href="https://doc.rust-lang.org/nightly/alloc/borrow/enum.Cow.html" title="enum alloc::borrow::Cow">Cow</a><'a, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>></code><a href='#impl-FromIterator%3CString%3E' class='anchor'></a><span class='since' title='Stable since Rust version 1.12.0'>1.12.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2325-2329' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.from_iter-1' class="method hidden"><code id='from_iter.v-1'>fn <a href='../../../../nom/lib/std/iter/trait.FromIterator.html#tymethod.from_iter' class='fnname'>from_iter</a><I>(it: I) -> <a class="enum" href="https://doc.rust-lang.org/nightly/alloc/borrow/enum.Cow.html" title="enum alloc::borrow::Cow">Cow</a><'a, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>> <span class="where fmt-newline">where<br> I: <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.IntoIterator.html" title="trait nom::lib::std::prelude::v1::v1::IntoIterator">IntoIterator</a><Item = <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2326-2328' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Creates a value from an iterator. <a href="../../../../nom/lib/std/iter/trait.FromIterator.html#tymethod.from_iter">Read more</a></p>
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</div></div><h3 id='impl-FromIterator%3CString%3E-1' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/iter/trait.FromIterator.html" title="trait nom::lib::std::iter::FromIterator">FromIterator</a><<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-FromIterator%3CString%3E-1' class='anchor'></a><span class='since' title='Stable since Rust version 1.4.0'>1.4.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1755-1770' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.from_iter-4' class="method hidden"><code id='from_iter.v-4'>fn <a href='../../../../nom/lib/std/iter/trait.FromIterator.html#tymethod.from_iter' class='fnname'>from_iter</a><I>(iter: I) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a> <span class="where fmt-newline">where<br> I: <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.IntoIterator.html" title="trait nom::lib::std::prelude::v1::v1::IntoIterator">IntoIterator</a><Item = <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1756-1769' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Creates a value from an iterator. <a href="../../../../nom/lib/std/iter/trait.FromIterator.html#tymethod.from_iter">Read more</a></p>
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</div></div><h3 id='impl-FromIterator%3Cchar%3E' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/iter/trait.FromIterator.html" title="trait nom::lib::std::iter::FromIterator">FromIterator</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.char.html">char</a>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-FromIterator%3Cchar%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1728-1734' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.from_iter' class="method hidden"><code id='from_iter.v'>fn <a href='../../../../nom/lib/std/iter/trait.FromIterator.html#tymethod.from_iter' class='fnname'>from_iter</a><I>(iter: I) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a> <span class="where fmt-newline">where<br> I: <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.IntoIterator.html" title="trait nom::lib::std::prelude::v1::v1::IntoIterator">IntoIterator</a><Item = <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.char.html">char</a>>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1729-1733' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Creates a value from an iterator. <a href="../../../../nom/lib/std/iter/trait.FromIterator.html#tymethod.from_iter">Read more</a></p>
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</div></div><h3 id='impl-FromStr' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/str/trait.FromStr.html" title="trait nom::lib::std::str::FromStr">FromStr</a> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-FromStr' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2118-2124' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='associatedtype.Err' class="type"><code id='Err.t'>type <a href='../../../../nom/lib/std/str/trait.FromStr.html#associatedtype.Err' class="type">Err</a> = <a class="enum" href="../../../../nom/lib/std/convert/enum.Infallible.html" title="enum nom::lib::std::convert::Infallible">Infallible</a></code></h4><div class='docblock'><p>The associated error which can be returned from parsing.</p>
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</div><h4 id='method.from_str' class="method hidden"><code id='from_str.v'>fn <a href='../../../../nom/lib/std/str/trait.FromStr.html#tymethod.from_str' class='fnname'>from_str</a>(s: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>) -> <a class="enum" href="../../../../nom/lib/std/prelude/v1/v1/enum.Result.html" title="enum nom::lib::std::prelude::v1::v1::Result">Result</a><<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>, <<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a> as <a class="trait" href="../../../../nom/lib/std/str/trait.FromStr.html" title="trait nom::lib::std::str::FromStr">FromStr</a>>::<a class="type" href="../../../../nom/lib/std/str/trait.FromStr.html#associatedtype.Err" title="type nom::lib::std::str::FromStr::Err">Err</a>></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2121-2123' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Parses a string <code>s</code> to return a value of this type. <a href="../../../../nom/lib/std/str/trait.FromStr.html#tymethod.from_str">Read more</a></p>
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</div></div><h3 id='impl-Hash' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/hash/trait.Hash.html" title="trait nom::lib::std::hash::Hash">Hash</a> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-Hash' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1927-1932' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.hash' class="method hidden"><code id='hash.v'>fn <a href='../../../../nom/lib/std/hash/trait.Hash.html#tymethod.hash' class='fnname'>hash</a><H>(&self, hasher: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&mut </a>H) <span class="where fmt-newline">where<br> H: <a class="trait" href="../../../../nom/lib/std/hash/trait.Hasher.html" title="trait nom::lib::std::hash::Hasher">Hasher</a>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1929-1931' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Feeds this value into the given [<code>Hasher</code>]. <a href="../../../../nom/lib/std/hash/trait.Hash.html#tymethod.hash">Read more</a></p>
|
||
</div><h4 id='method.hash_slice' class="method hidden"><code id='hash_slice.v'>fn <a href='../../../../nom/lib/std/hash/trait.Hash.html#method.hash_slice' class='fnname'>hash_slice</a><H>(data: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">&[Self]</a>, state: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&mut </a>H) <span class="where fmt-newline">where<br> H: <a class="trait" href="../../../../nom/lib/std/hash/trait.Hasher.html" title="trait nom::lib::std::hash::Hasher">Hasher</a>, </span></code><span class='since' title='Stable since Rust version 1.3.0'>1.3.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/hash/mod.rs.html#194-201' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Feeds a slice of this type into the given [<code>Hasher</code>]. <a href="../../../../nom/lib/std/hash/trait.Hash.html#method.hash_slice">Read more</a></p>
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||
</div></div><h3 id='impl-Index%3CRange%3Cusize%3E%3E' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/ops/trait.Index.html" title="trait nom::lib::std::ops::Index">Index</a><<a class="struct" href="../../../../nom/lib/std/ops/struct.Range.html" title="struct nom::lib::std::ops::Range">Range</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-Index%3CRange%3Cusize%3E%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1994-2001' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='associatedtype.Output-6' class="type"><code id='Output.t-6'>type <a href='../../../../nom/lib/std/ops/trait.Index.html#associatedtype.Output' class="type">Output</a> = <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code></h4><div class='docblock'><p>The returned type after indexing.</p>
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||
</div><h4 id='method.index-5' class="method hidden"><code id='index.v-5'>fn <a href='../../../../nom/lib/std/ops/trait.Index.html#tymethod.index' class='fnname'>index</a>(&self, index: <a class="struct" href="../../../../nom/lib/std/ops/struct.Range.html" title="struct nom::lib::std::ops::Range">Range</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>>) -> &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1998-2000' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the indexing (<code>container[index]</code>) operation.</p>
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</div></div><h3 id='impl-Index%3CRangeFrom%3Cusize%3E%3E' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/ops/trait.Index.html" title="trait nom::lib::std::ops::Index">Index</a><<a class="struct" href="../../../../nom/lib/std/ops/struct.RangeFrom.html" title="struct nom::lib::std::ops::RangeFrom">RangeFrom</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-Index%3CRangeFrom%3Cusize%3E%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2012-2019' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='associatedtype.Output-2' class="type"><code id='Output.t-2'>type <a href='../../../../nom/lib/std/ops/trait.Index.html#associatedtype.Output' class="type">Output</a> = <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code></h4><div class='docblock'><p>The returned type after indexing.</p>
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</div><h4 id='method.index-1' class="method hidden"><code id='index.v-1'>fn <a href='../../../../nom/lib/std/ops/trait.Index.html#tymethod.index' class='fnname'>index</a>(&self, index: <a class="struct" href="../../../../nom/lib/std/ops/struct.RangeFrom.html" title="struct nom::lib::std::ops::RangeFrom">RangeFrom</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>>) -> &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2016-2018' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the indexing (<code>container[index]</code>) operation.</p>
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</div></div><h3 id='impl-Index%3CRangeFull%3E' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/ops/trait.Index.html" title="trait nom::lib::std::ops::Index">Index</a><<a class="struct" href="../../../../nom/lib/std/ops/struct.RangeFull.html" title="struct nom::lib::std::ops::RangeFull">RangeFull</a>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-Index%3CRangeFull%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2021-2028' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='associatedtype.Output-4' class="type"><code id='Output.t-4'>type <a href='../../../../nom/lib/std/ops/trait.Index.html#associatedtype.Output' class="type">Output</a> = <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code></h4><div class='docblock'><p>The returned type after indexing.</p>
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</div><h4 id='method.index-3' class="method hidden"><code id='index.v-3'>fn <a href='../../../../nom/lib/std/ops/trait.Index.html#tymethod.index' class='fnname'>index</a>(&self, _index: <a class="struct" href="../../../../nom/lib/std/ops/struct.RangeFull.html" title="struct nom::lib::std::ops::RangeFull">RangeFull</a>) -> &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2025-2027' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the indexing (<code>container[index]</code>) operation.</p>
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</div></div><h3 id='impl-Index%3CRangeInclusive%3Cusize%3E%3E' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/ops/trait.Index.html" title="trait nom::lib::std::ops::Index">Index</a><<a class="struct" href="../../../../nom/lib/std/ops/struct.RangeInclusive.html" title="struct nom::lib::std::ops::RangeInclusive">RangeInclusive</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-Index%3CRangeInclusive%3Cusize%3E%3E' class='anchor'></a><span class='since' title='Stable since Rust version 1.26.0'>1.26.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2030-2037' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='associatedtype.Output-5' class="type"><code id='Output.t-5'>type <a href='../../../../nom/lib/std/ops/trait.Index.html#associatedtype.Output' class="type">Output</a> = <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code></h4><div class='docblock'><p>The returned type after indexing.</p>
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</div><h4 id='method.index-4' class="method hidden"><code id='index.v-4'>fn <a href='../../../../nom/lib/std/ops/trait.Index.html#tymethod.index' class='fnname'>index</a>(&self, index: <a class="struct" href="../../../../nom/lib/std/ops/struct.RangeInclusive.html" title="struct nom::lib::std::ops::RangeInclusive">RangeInclusive</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>>) -> &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2034-2036' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the indexing (<code>container[index]</code>) operation.</p>
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||
</div></div><h3 id='impl-Index%3CRangeTo%3Cusize%3E%3E' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/ops/trait.Index.html" title="trait nom::lib::std::ops::Index">Index</a><<a class="struct" href="../../../../nom/lib/std/ops/struct.RangeTo.html" title="struct nom::lib::std::ops::RangeTo">RangeTo</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-Index%3CRangeTo%3Cusize%3E%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2003-2010' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='associatedtype.Output-3' class="type"><code id='Output.t-3'>type <a href='../../../../nom/lib/std/ops/trait.Index.html#associatedtype.Output' class="type">Output</a> = <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code></h4><div class='docblock'><p>The returned type after indexing.</p>
|
||
</div><h4 id='method.index-2' class="method hidden"><code id='index.v-2'>fn <a href='../../../../nom/lib/std/ops/trait.Index.html#tymethod.index' class='fnname'>index</a>(&self, index: <a class="struct" href="../../../../nom/lib/std/ops/struct.RangeTo.html" title="struct nom::lib::std::ops::RangeTo">RangeTo</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>>) -> &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2007-2009' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the indexing (<code>container[index]</code>) operation.</p>
|
||
</div></div><h3 id='impl-Index%3CRangeToInclusive%3Cusize%3E%3E' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/ops/trait.Index.html" title="trait nom::lib::std::ops::Index">Index</a><<a class="struct" href="../../../../nom/lib/std/ops/struct.RangeToInclusive.html" title="struct nom::lib::std::ops::RangeToInclusive">RangeToInclusive</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-Index%3CRangeToInclusive%3Cusize%3E%3E' class='anchor'></a><span class='since' title='Stable since Rust version 1.26.0'>1.26.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2039-2046' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='associatedtype.Output-1' class="type"><code id='Output.t-1'>type <a href='../../../../nom/lib/std/ops/trait.Index.html#associatedtype.Output' class="type">Output</a> = <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code></h4><div class='docblock'><p>The returned type after indexing.</p>
|
||
</div><h4 id='method.index' class="method hidden"><code id='index.v'>fn <a href='../../../../nom/lib/std/ops/trait.Index.html#tymethod.index' class='fnname'>index</a>(&self, index: <a class="struct" href="../../../../nom/lib/std/ops/struct.RangeToInclusive.html" title="struct nom::lib::std::ops::RangeToInclusive">RangeToInclusive</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>>) -> &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2043-2045' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the indexing (<code>container[index]</code>) operation.</p>
|
||
</div></div><h3 id='impl-IndexMut%3CRange%3Cusize%3E%3E' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/ops/trait.IndexMut.html" title="trait nom::lib::std::ops::IndexMut">IndexMut</a><<a class="struct" href="../../../../nom/lib/std/ops/struct.Range.html" title="struct nom::lib::std::ops::Range">Range</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-IndexMut%3CRange%3Cusize%3E%3E' class='anchor'></a><span class='since' title='Stable since Rust version 1.3.0'>1.3.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2049-2054' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.index_mut' class="method hidden"><code id='index_mut.v'>fn <a href='../../../../nom/lib/std/ops/trait.IndexMut.html#tymethod.index_mut' class='fnname'>index_mut</a>(&mut self, index: <a class="struct" href="../../../../nom/lib/std/ops/struct.Range.html" title="struct nom::lib::std::ops::Range">Range</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>>) -> &mut <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2051-2053' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the mutable indexing (<code>container[index]</code>) operation.</p>
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||
</div></div><h3 id='impl-IndexMut%3CRangeFrom%3Cusize%3E%3E' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/ops/trait.IndexMut.html" title="trait nom::lib::std::ops::IndexMut">IndexMut</a><<a class="struct" href="../../../../nom/lib/std/ops/struct.RangeFrom.html" title="struct nom::lib::std::ops::RangeFrom">RangeFrom</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-IndexMut%3CRangeFrom%3Cusize%3E%3E' class='anchor'></a><span class='since' title='Stable since Rust version 1.3.0'>1.3.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2063-2068' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.index_mut-2' class="method hidden"><code id='index_mut.v-2'>fn <a href='../../../../nom/lib/std/ops/trait.IndexMut.html#tymethod.index_mut' class='fnname'>index_mut</a>(&mut self, index: <a class="struct" href="../../../../nom/lib/std/ops/struct.RangeFrom.html" title="struct nom::lib::std::ops::RangeFrom">RangeFrom</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>>) -> &mut <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2065-2067' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the mutable indexing (<code>container[index]</code>) operation.</p>
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||
</div></div><h3 id='impl-IndexMut%3CRangeFull%3E' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/ops/trait.IndexMut.html" title="trait nom::lib::std::ops::IndexMut">IndexMut</a><<a class="struct" href="../../../../nom/lib/std/ops/struct.RangeFull.html" title="struct nom::lib::std::ops::RangeFull">RangeFull</a>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-IndexMut%3CRangeFull%3E' class='anchor'></a><span class='since' title='Stable since Rust version 1.3.0'>1.3.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2070-2075' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.index_mut-5' class="method hidden"><code id='index_mut.v-5'>fn <a href='../../../../nom/lib/std/ops/trait.IndexMut.html#tymethod.index_mut' class='fnname'>index_mut</a>(&mut self, _index: <a class="struct" href="../../../../nom/lib/std/ops/struct.RangeFull.html" title="struct nom::lib::std::ops::RangeFull">RangeFull</a>) -> &mut <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2072-2074' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the mutable indexing (<code>container[index]</code>) operation.</p>
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||
</div></div><h3 id='impl-IndexMut%3CRangeInclusive%3Cusize%3E%3E' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/ops/trait.IndexMut.html" title="trait nom::lib::std::ops::IndexMut">IndexMut</a><<a class="struct" href="../../../../nom/lib/std/ops/struct.RangeInclusive.html" title="struct nom::lib::std::ops::RangeInclusive">RangeInclusive</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-IndexMut%3CRangeInclusive%3Cusize%3E%3E' class='anchor'></a><span class='since' title='Stable since Rust version 1.26.0'>1.26.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2077-2082' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.index_mut-1' class="method hidden"><code id='index_mut.v-1'>fn <a href='../../../../nom/lib/std/ops/trait.IndexMut.html#tymethod.index_mut' class='fnname'>index_mut</a>(&mut self, index: <a class="struct" href="../../../../nom/lib/std/ops/struct.RangeInclusive.html" title="struct nom::lib::std::ops::RangeInclusive">RangeInclusive</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>>) -> &mut <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2079-2081' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the mutable indexing (<code>container[index]</code>) operation.</p>
|
||
</div></div><h3 id='impl-IndexMut%3CRangeTo%3Cusize%3E%3E' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/ops/trait.IndexMut.html" title="trait nom::lib::std::ops::IndexMut">IndexMut</a><<a class="struct" href="../../../../nom/lib/std/ops/struct.RangeTo.html" title="struct nom::lib::std::ops::RangeTo">RangeTo</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-IndexMut%3CRangeTo%3Cusize%3E%3E' class='anchor'></a><span class='since' title='Stable since Rust version 1.3.0'>1.3.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2056-2061' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.index_mut-4' class="method hidden"><code id='index_mut.v-4'>fn <a href='../../../../nom/lib/std/ops/trait.IndexMut.html#tymethod.index_mut' class='fnname'>index_mut</a>(&mut self, index: <a class="struct" href="../../../../nom/lib/std/ops/struct.RangeTo.html" title="struct nom::lib::std::ops::RangeTo">RangeTo</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>>) -> &mut <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2058-2060' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the mutable indexing (<code>container[index]</code>) operation.</p>
|
||
</div></div><h3 id='impl-IndexMut%3CRangeToInclusive%3Cusize%3E%3E' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/ops/trait.IndexMut.html" title="trait nom::lib::std::ops::IndexMut">IndexMut</a><<a class="struct" href="../../../../nom/lib/std/ops/struct.RangeToInclusive.html" title="struct nom::lib::std::ops::RangeToInclusive">RangeToInclusive</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-IndexMut%3CRangeToInclusive%3Cusize%3E%3E' class='anchor'></a><span class='since' title='Stable since Rust version 1.26.0'>1.26.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2084-2089' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.index_mut-3' class="method hidden"><code id='index_mut.v-3'>fn <a href='../../../../nom/lib/std/ops/trait.IndexMut.html#tymethod.index_mut' class='fnname'>index_mut</a>(&mut self, index: <a class="struct" href="../../../../nom/lib/std/ops/struct.RangeToInclusive.html" title="struct nom::lib::std::ops::RangeToInclusive">RangeToInclusive</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>>) -> &mut <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2086-2088' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the mutable indexing (<code>container[index]</code>) operation.</p>
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||
</div></div><h3 id='impl-Ord' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.Ord.html" title="trait nom::lib::std::prelude::v1::v1::Ord">Ord</a> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-Ord' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#280' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.cmp' class="method hidden"><code id='cmp.v'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.Ord.html#tymethod.cmp' class='fnname'>cmp</a>(&self, other: &<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>) -> <a class="enum" href="../../../../nom/lib/std/cmp/enum.Ordering.html" title="enum nom::lib::std::cmp::Ordering">Ordering</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#280' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>This method returns an [<code>Ordering</code>] between <code>self</code> and <code>other</code>. <a href="../../../../nom/lib/std/prelude/v1/v1/trait.Ord.html#tymethod.cmp">Read more</a></p>
|
||
</div><h4 id='method.max' class="method hidden"><code id='max.v'><span class="docblock attributes">#[must_use]
|
||
</span>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.Ord.html#method.max' class='fnname'>max</a>(self, other: Self) -> Self</code><span class='since' title='Stable since Rust version 1.21.0'>1.21.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#599-604' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Compares and returns the maximum of two values. <a href="../../../../nom/lib/std/prelude/v1/v1/trait.Ord.html#method.max">Read more</a></p>
|
||
</div><h4 id='method.min' class="method hidden"><code id='min.v'><span class="docblock attributes">#[must_use]
|
||
</span>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.Ord.html#method.min' class='fnname'>min</a>(self, other: Self) -> Self</code><span class='since' title='Stable since Rust version 1.21.0'>1.21.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#619-624' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Compares and returns the minimum of two values. <a href="../../../../nom/lib/std/prelude/v1/v1/trait.Ord.html#method.min">Read more</a></p>
|
||
</div><h4 id='method.clamp' class="method hidden"><code id='clamp.v'><span class="docblock attributes">#[must_use]
|
||
</span>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.Ord.html#method.clamp' class='fnname'>clamp</a>(self, min: Self, max: Self) -> Self</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#646-658' title='goto source code'>[src]</a></h4><div class='stability hidden'><div class='stab unstable'><span class='emoji'>🔬</span> This is a nightly-only experimental API. (<code>clamp</code>)</div></div><div class='docblock hidden'><p>Restrict a value to a certain interval. <a href="../../../../nom/lib/std/prelude/v1/v1/trait.Ord.html#method.clamp">Read more</a></p>
|
||
</div></div><h3 id='impl-PartialEq%3C%26%27a%20str%3E' class='impl'><code class='in-band'>impl<'a, 'b> <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.PartialEq.html" title="trait nom::lib::std::prelude::v1::v1::PartialEq">PartialEq</a><&'a <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-PartialEq%3C%26%27a%20str%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1869-1878' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.eq-6' class="method hidden"><code id='eq.v-6'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.PartialEq.html#tymethod.eq' class='fnname'>eq</a>(&self, other: &&'a <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1871-1873' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>This method tests for <code>self</code> and <code>other</code> values to be equal, and is used by <code>==</code>. <a href="../../../../nom/lib/std/prelude/v1/v1/trait.PartialEq.html#tymethod.eq">Read more</a></p>
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</div><h4 id='method.ne-6' class="method hidden"><code id='ne.v-6'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.PartialEq.html#method.ne' class='fnname'>ne</a>(&self, other: &&'a <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1875-1877' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>This method tests for <code>!=</code>.</p>
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||
</div></div><h3 id='impl-PartialEq%3CCow%3C%27a%2C%20str%3E%3E' class='impl'><code class='in-band'>impl<'a, 'b> <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.PartialEq.html" title="trait nom::lib::std::prelude::v1::v1::PartialEq">PartialEq</a><<a class="enum" href="https://doc.rust-lang.org/nightly/alloc/borrow/enum.Cow.html" title="enum alloc::borrow::Cow">Cow</a><'a, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-PartialEq%3CCow%3C%27a%2C%20str%3E%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1882-1891' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.eq-5' class="method hidden"><code id='eq.v-5'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.PartialEq.html#tymethod.eq' class='fnname'>eq</a>(&self, other: &<a class="enum" href="https://doc.rust-lang.org/nightly/alloc/borrow/enum.Cow.html" title="enum alloc::borrow::Cow">Cow</a><'a, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1884-1886' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>This method tests for <code>self</code> and <code>other</code> values to be equal, and is used by <code>==</code>. <a href="../../../../nom/lib/std/prelude/v1/v1/trait.PartialEq.html#tymethod.eq">Read more</a></p>
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</div><h4 id='method.ne-5' class="method hidden"><code id='ne.v-5'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.PartialEq.html#method.ne' class='fnname'>ne</a>(&self, other: &<a class="enum" href="https://doc.rust-lang.org/nightly/alloc/borrow/enum.Cow.html" title="enum alloc::borrow::Cow">Cow</a><'a, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1888-1890' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>This method tests for <code>!=</code>.</p>
|
||
</div></div><h3 id='impl-PartialEq%3CString%3E' class='impl'><code class='in-band'>impl<'a, 'b> <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.PartialEq.html" title="trait nom::lib::std::prelude::v1::v1::PartialEq">PartialEq</a><<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>> for <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code><a href='#impl-PartialEq%3CString%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1882-1891' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.eq' class="method hidden"><code id='eq.v'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.PartialEq.html#tymethod.eq' class='fnname'>eq</a>(&self, other: &<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1884-1886' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>This method tests for <code>self</code> and <code>other</code> values to be equal, and is used by <code>==</code>. <a href="../../../../nom/lib/std/prelude/v1/v1/trait.PartialEq.html#tymethod.eq">Read more</a></p>
|
||
</div><h4 id='method.ne' class="method hidden"><code id='ne.v'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.PartialEq.html#method.ne' class='fnname'>ne</a>(&self, other: &<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1888-1890' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>This method tests for <code>!=</code>.</p>
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||
</div></div><h3 id='impl-PartialEq%3CString%3E-1' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.PartialEq.html" title="trait nom::lib::std::prelude::v1::v1::PartialEq">PartialEq</a><<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-PartialEq%3CString%3E-1' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1854-1863' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.eq-1' class="method hidden"><code id='eq.v-1'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.PartialEq.html#tymethod.eq' class='fnname'>eq</a>(&self, other: &<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1856-1858' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>This method tests for <code>self</code> and <code>other</code> values to be equal, and is used by <code>==</code>. <a href="../../../../nom/lib/std/prelude/v1/v1/trait.PartialEq.html#tymethod.eq">Read more</a></p>
|
||
</div><h4 id='method.ne-1' class="method hidden"><code id='ne.v-1'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.PartialEq.html#method.ne' class='fnname'>ne</a>(&self, other: &<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1860-1862' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>This method tests for <code>!=</code>.</p>
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||
</div></div><h3 id='impl-PartialEq%3CString%3E-2' class='impl'><code class='in-band'>impl<'a, 'b> <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.PartialEq.html" title="trait nom::lib::std::prelude::v1::v1::PartialEq">PartialEq</a><<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>> for &'a <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></code><a href='#impl-PartialEq%3CString%3E-2' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1882-1891' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.eq-3' class="method hidden"><code id='eq.v-3'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.PartialEq.html#tymethod.eq' class='fnname'>eq</a>(&self, other: &<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1884-1886' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>This method tests for <code>self</code> and <code>other</code> values to be equal, and is used by <code>==</code>. <a href="../../../../nom/lib/std/prelude/v1/v1/trait.PartialEq.html#tymethod.eq">Read more</a></p>
|
||
</div><h4 id='method.ne-3' class="method hidden"><code id='ne.v-3'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.PartialEq.html#method.ne' class='fnname'>ne</a>(&self, other: &<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1888-1890' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>This method tests for <code>!=</code>.</p>
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||
</div></div><h3 id='impl-PartialEq%3CString%3E-3' class='impl'><code class='in-band'>impl<'a, 'b> <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.PartialEq.html" title="trait nom::lib::std::prelude::v1::v1::PartialEq">PartialEq</a><<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>> for <a class="enum" href="https://doc.rust-lang.org/nightly/alloc/borrow/enum.Cow.html" title="enum alloc::borrow::Cow">Cow</a><'a, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>></code><a href='#impl-PartialEq%3CString%3E-3' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1869-1878' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.eq-4' class="method hidden"><code id='eq.v-4'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.PartialEq.html#tymethod.eq' class='fnname'>eq</a>(&self, other: &<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1871-1873' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>This method tests for <code>self</code> and <code>other</code> values to be equal, and is used by <code>==</code>. <a href="../../../../nom/lib/std/prelude/v1/v1/trait.PartialEq.html#tymethod.eq">Read more</a></p>
|
||
</div><h4 id='method.ne-4' class="method hidden"><code id='ne.v-4'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.PartialEq.html#method.ne' class='fnname'>ne</a>(&self, other: &<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1875-1877' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>This method tests for <code>!=</code>.</p>
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||
</div></div><h3 id='impl-PartialEq%3Cstr%3E' class='impl'><code class='in-band'>impl<'a, 'b> <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.PartialEq.html" title="trait nom::lib::std::prelude::v1::v1::PartialEq">PartialEq</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-PartialEq%3Cstr%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1869-1878' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.eq-2' class="method hidden"><code id='eq.v-2'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.PartialEq.html#tymethod.eq' class='fnname'>eq</a>(&self, other: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1871-1873' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>This method tests for <code>self</code> and <code>other</code> values to be equal, and is used by <code>==</code>. <a href="../../../../nom/lib/std/prelude/v1/v1/trait.PartialEq.html#tymethod.eq">Read more</a></p>
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||
</div><h4 id='method.ne-2' class="method hidden"><code id='ne.v-2'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.PartialEq.html#method.ne' class='fnname'>ne</a>(&self, other: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1875-1877' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>This method tests for <code>!=</code>.</p>
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||
</div></div><h3 id='impl-PartialOrd%3CString%3E' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.PartialOrd.html" title="trait nom::lib::std::prelude::v1::v1::PartialOrd">PartialOrd</a><<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-PartialOrd%3CString%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#280' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.partial_cmp' class="method hidden"><code id='partial_cmp.v'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.PartialOrd.html#tymethod.partial_cmp' class='fnname'>partial_cmp</a>(&self, other: &<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>) -> <a class="enum" href="../../../../nom/lib/std/prelude/v1/v1/enum.Option.html" title="enum nom::lib::std::prelude::v1::v1::Option">Option</a><<a class="enum" href="../../../../nom/lib/std/cmp/enum.Ordering.html" title="enum nom::lib::std::cmp::Ordering">Ordering</a>></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#280' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>This method returns an ordering between <code>self</code> and <code>other</code> values if one exists. <a href="../../../../nom/lib/std/prelude/v1/v1/trait.PartialOrd.html#tymethod.partial_cmp">Read more</a></p>
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</div><h4 id='method.lt' class="method hidden"><code id='lt.v'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.PartialOrd.html#method.lt' class='fnname'>lt</a>(&self, other: &<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#280' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>This method tests less than (for <code>self</code> and <code>other</code>) and is used by the <code><</code> operator. <a href="../../../../nom/lib/std/prelude/v1/v1/trait.PartialOrd.html#method.lt">Read more</a></p>
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||
</div><h4 id='method.le' class="method hidden"><code id='le.v'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.PartialOrd.html#method.le' class='fnname'>le</a>(&self, other: &<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#280' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>This method tests less than or equal to (for <code>self</code> and <code>other</code>) and is used by the <code><=</code> operator. <a href="../../../../nom/lib/std/prelude/v1/v1/trait.PartialOrd.html#method.le">Read more</a></p>
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||
</div><h4 id='method.gt' class="method hidden"><code id='gt.v'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.PartialOrd.html#method.gt' class='fnname'>gt</a>(&self, other: &<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#280' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>This method tests greater than (for <code>self</code> and <code>other</code>) and is used by the <code>></code> operator. <a href="../../../../nom/lib/std/prelude/v1/v1/trait.PartialOrd.html#method.gt">Read more</a></p>
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||
</div><h4 id='method.ge' class="method hidden"><code id='ge.v'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.PartialOrd.html#method.ge' class='fnname'>ge</a>(&self, other: &<a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#280' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>This method tests greater than or equal to (for <code>self</code> and <code>other</code>) and is used by the <code>>=</code> operator. <a href="../../../../nom/lib/std/prelude/v1/v1/trait.PartialOrd.html#method.ge">Read more</a></p>
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</div></div><h3 id='impl-Pattern%3C%27a%3E' class='impl'><code class='in-band'>impl<'a, 'b> <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a> for &'b <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-Pattern%3C%27a%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1835-1851' title='goto source code'>[src]</a></h3><div class='docblock'><p>A convenience impl that delegates to the impl for <code>&str</code></p>
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</div><div class='impl-items'><h4 id='associatedtype.Searcher' class="type"><code id='Searcher.t'>type <a href='../../../../nom/lib/std/str/pattern/trait.Pattern.html#associatedtype.Searcher' class="type">Searcher</a> = <&'b <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a> as <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>>::<a class="type" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html#associatedtype.Searcher" title="type nom::lib::std::str::pattern::Pattern::Searcher">Searcher</a></code></h4><div class='stability'><div class='stab unstable'><details><summary><span class='emoji'>🔬</span> This is a nightly-only experimental API. (<code>pattern</code>)</summary><p>API not fully fleshed out and ready to be stabilized</p>
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</details></div></div><div class='docblock'><p>Associated searcher for this pattern</p>
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</div><h4 id='method.into_searcher' class="method hidden"><code id='into_searcher.v'>fn <a href='../../../../nom/lib/std/str/pattern/trait.Pattern.html#tymethod.into_searcher' class='fnname'>into_searcher</a>(self, haystack: &'a <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>) -> <&'b <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a> as <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html" title="trait nom::lib::std::str::pattern::Pattern">Pattern</a><'a>>::<a class="type" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html#associatedtype.Searcher" title="type nom::lib::std::str::pattern::Pattern::Searcher">Searcher</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1838-1840' title='goto source code'>[src]</a></h4><div class='stability hidden'><div class='stab unstable'><details><summary><span class='emoji'>🔬</span> This is a nightly-only experimental API. (<code>pattern</code>)</summary><p>API not fully fleshed out and ready to be stabilized</p>
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</details></div></div><div class='docblock hidden'><p>Constructs the associated searcher from <code>self</code> and the <code>haystack</code> to search in. <a href="../../../../nom/lib/std/str/pattern/trait.Pattern.html#tymethod.into_searcher">Read more</a></p>
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</div><h4 id='method.is_contained_in' class="method hidden"><code id='is_contained_in.v'>fn <a href='../../../../nom/lib/std/str/pattern/trait.Pattern.html#method.is_contained_in' class='fnname'>is_contained_in</a>(self, haystack: &'a <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1843-1845' title='goto source code'>[src]</a></h4><div class='stability hidden'><div class='stab unstable'><details><summary><span class='emoji'>🔬</span> This is a nightly-only experimental API. (<code>pattern</code>)</summary><p>API not fully fleshed out and ready to be stabilized</p>
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||
</details></div></div><div class='docblock hidden'><p>Checks whether the pattern matches anywhere in the haystack</p>
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||
</div><h4 id='method.is_prefix_of' class="method hidden"><code id='is_prefix_of.v'>fn <a href='../../../../nom/lib/std/str/pattern/trait.Pattern.html#method.is_prefix_of' class='fnname'>is_prefix_of</a>(self, haystack: &'a <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#1848-1850' title='goto source code'>[src]</a></h4><div class='stability hidden'><div class='stab unstable'><details><summary><span class='emoji'>🔬</span> This is a nightly-only experimental API. (<code>pattern</code>)</summary><p>API not fully fleshed out and ready to be stabilized</p>
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||
</details></div></div><div class='docblock hidden'><p>Checks whether the pattern matches at the front of the haystack</p>
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||
</div><h4 id='method.is_suffix_of' class="method hidden"><code id='is_suffix_of.v'>fn <a href='../../../../nom/lib/std/str/pattern/trait.Pattern.html#method.is_suffix_of' class='fnname'>is_suffix_of</a>(self, haystack: &'a <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a> <span class="where fmt-newline">where<br> Self::<a class="type" href="../../../../nom/lib/std/str/pattern/trait.Pattern.html#associatedtype.Searcher" title="type nom::lib::std::str::pattern::Pattern::Searcher">Searcher</a>: <a class="trait" href="../../../../nom/lib/std/str/pattern/trait.ReverseSearcher.html" title="trait nom::lib::std::str::pattern::ReverseSearcher">ReverseSearcher</a><'a>, </span></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/str/pattern.rs.html#52-57' title='goto source code'>[src]</a></h4><div class='stability hidden'><div class='stab unstable'><details><summary><span class='emoji'>🔬</span> This is a nightly-only experimental API. (<code>pattern</code>)</summary><p>API not fully fleshed out and ready to be stabilized</p>
|
||
</details></div></div><div class='docblock hidden'><p>Checks whether the pattern matches at the back of the haystack</p>
|
||
</div></div><h3 id='impl-StructuralEq' class='impl'><code class='in-band'>impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.StructuralEq.html" title="trait core::marker::StructuralEq">StructuralEq</a> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-StructuralEq' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#280' title='goto source code'>[src]</a></h3><div class='impl-items'></div><h3 id='impl-ToSocketAddrs' class='impl'><code class='in-band'>impl <a class="trait" href="https://doc.rust-lang.org/nightly/std/net/addr/trait.ToSocketAddrs.html" title="trait std::net::addr::ToSocketAddrs">ToSocketAddrs</a> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-ToSocketAddrs' class='anchor'></a><span class='since' title='Stable since Rust version 1.16.0'>1.16.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/std/net/addr.rs.html#930-935' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='associatedtype.Iter' class="type"><code id='Iter.t'>type <a href='https://doc.rust-lang.org/nightly/std/net/addr/trait.ToSocketAddrs.html#associatedtype.Iter' class="type">Iter</a> = <a class="struct" href="../../../../nom/lib/std/vec/struct.IntoIter.html" title="struct nom::lib::std::vec::IntoIter">IntoIter</a><<a class="enum" href="https://doc.rust-lang.org/nightly/std/net/addr/enum.SocketAddr.html" title="enum std::net::addr::SocketAddr">SocketAddr</a>></code></h4><div class='docblock'><p>Returned iterator over socket addresses which this type may correspond to. <a href="https://doc.rust-lang.org/nightly/std/net/addr/trait.ToSocketAddrs.html#associatedtype.Iter">Read more</a></p>
|
||
</div><h4 id='method.to_socket_addrs' class="method hidden"><code id='to_socket_addrs.v'>fn <a href='https://doc.rust-lang.org/nightly/std/net/addr/trait.ToSocketAddrs.html#tymethod.to_socket_addrs' class='fnname'>to_socket_addrs</a>(&self) -> <a class="enum" href="../../../../nom/lib/std/prelude/v1/v1/enum.Result.html" title="enum nom::lib::std::prelude::v1::v1::Result">Result</a><<a class="struct" href="../../../../nom/lib/std/vec/struct.IntoIter.html" title="struct nom::lib::std::vec::IntoIter">IntoIter</a><<a class="enum" href="https://doc.rust-lang.org/nightly/std/net/addr/enum.SocketAddr.html" title="enum std::net::addr::SocketAddr">SocketAddr</a>>, <a class="struct" href="https://doc.rust-lang.org/nightly/std/io/error/struct.Error.html" title="struct std::io::error::Error">Error</a>></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/std/net/addr.rs.html#932-934' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Converts this object to an iterator of resolved <code>SocketAddr</code>s. <a href="https://doc.rust-lang.org/nightly/std/net/addr/trait.ToSocketAddrs.html#tymethod.to_socket_addrs">Read more</a></p>
|
||
</div></div><h3 id='impl-ToString' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.ToString.html" title="trait nom::lib::std::prelude::v1::v1::ToString">ToString</a> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-ToString' class='anchor'></a><span class='since' title='Stable since Rust version 1.17.0'>1.17.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2189-2194' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.to_string' class="method hidden"><code id='to_string.v'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.ToString.html#tymethod.to_string' class='fnname'>to_string</a>(&self) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2191-2193' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Converts the given value to a <code>String</code>. <a href="../../../../nom/lib/std/prelude/v1/v1/trait.ToString.html#tymethod.to_string">Read more</a></p>
|
||
</div></div><h3 id='impl-Write' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/fmt/trait.Write.html" title="trait nom::lib::std::fmt::Write">Write</a> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-Write' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2353-2365' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.write_str' class="method hidden"><code id='write_str.v'>fn <a href='../../../../nom/lib/std/fmt/trait.Write.html#tymethod.write_str' class='fnname'>write_str</a>(&mut self, s: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>) -> <a class="enum" href="../../../../nom/lib/std/prelude/v1/v1/enum.Result.html" title="enum nom::lib::std::prelude::v1::v1::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>, <a class="struct" href="../../../../nom/lib/std/fmt/struct.Error.html" title="struct nom::lib::std::fmt::Error">Error</a>></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2355-2358' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Writes a string slice into this writer, returning whether the write succeeded. <a href="../../../../nom/lib/std/fmt/trait.Write.html#tymethod.write_str">Read more</a></p>
|
||
</div><h4 id='method.write_char' class="method hidden"><code id='write_char.v'>fn <a href='../../../../nom/lib/std/fmt/trait.Write.html#method.write_char' class='fnname'>write_char</a>(&mut self, c: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.char.html">char</a>) -> <a class="enum" href="../../../../nom/lib/std/prelude/v1/v1/enum.Result.html" title="enum nom::lib::std::prelude::v1::v1::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>, <a class="struct" href="../../../../nom/lib/std/fmt/struct.Error.html" title="struct nom::lib::std::fmt::Error">Error</a>></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2361-2364' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Writes a [<code>char</code>] into this writer, returning whether the write succeeded. <a href="../../../../nom/lib/std/fmt/trait.Write.html#method.write_char">Read more</a></p>
|
||
</div><h4 id='method.write_fmt' class="method hidden"><code id='write_fmt.v'>fn <a href='../../../../nom/lib/std/fmt/trait.Write.html#method.write_fmt' class='fnname'>write_fmt</a>(&mut self, args: <a class="struct" href="../../../../nom/lib/std/fmt/struct.Arguments.html" title="struct nom::lib::std::fmt::Arguments">Arguments</a>) -> <a class="enum" href="../../../../nom/lib/std/prelude/v1/v1/enum.Result.html" title="enum nom::lib::std::prelude::v1::v1::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>, <a class="struct" href="../../../../nom/lib/std/fmt/struct.Error.html" title="struct nom::lib::std::fmt::Error">Error</a>></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/fmt/mod.rs.html#194-196' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Glue for usage of the [<code>write!</code>] macro with implementors of this trait. <a href="../../../../nom/lib/std/fmt/trait.Write.html#method.write_fmt">Read more</a></p>
|
||
</div></div></div><h2 id='synthetic-implementations' class='small-section-header'>Auto Trait Implementations<a href='#synthetic-implementations' class='anchor'></a></h2><div id='synthetic-implementations-list'><h3 id='impl-RefUnwindSafe' class='impl'><code class='in-band'>impl <a class="trait" href="https://doc.rust-lang.org/nightly/std/panic/trait.RefUnwindSafe.html" title="trait std::panic::RefUnwindSafe">RefUnwindSafe</a> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-RefUnwindSafe' class='anchor'></a></h3><div class='impl-items'></div><h3 id='impl-Send' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.Send.html" title="trait nom::lib::std::prelude::v1::v1::Send">Send</a> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-Send' class='anchor'></a></h3><div class='impl-items'></div><h3 id='impl-Sync' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.Sync.html" title="trait nom::lib::std::prelude::v1::v1::Sync">Sync</a> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-Sync' class='anchor'></a></h3><div class='impl-items'></div><h3 id='impl-Unpin' class='impl'><code class='in-band'>impl <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.Unpin.html" title="trait nom::lib::std::prelude::v1::v1::Unpin">Unpin</a> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-Unpin' class='anchor'></a></h3><div class='impl-items'></div><h3 id='impl-UnwindSafe' class='impl'><code class='in-band'>impl <a class="trait" href="https://doc.rust-lang.org/nightly/std/panic/trait.UnwindSafe.html" title="trait std::panic::UnwindSafe">UnwindSafe</a> for <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a href='#impl-UnwindSafe' class='anchor'></a></h3><div class='impl-items'></div></div><h2 id='blanket-implementations' class='small-section-header'>Blanket Implementations<a href='#blanket-implementations' class='anchor'></a></h2><div id='blanket-implementations-list'><h3 id='impl-Any' class='impl'><code class='in-band'>impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html" title="trait core::any::Any">Any</a> for T <span class="where fmt-newline">where<br> T: 'static + ?<a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.Sized.html" title="trait nom::lib::std::prelude::v1::v1::Sized">Sized</a>, </span></code><a href='#impl-Any' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/any.rs.html#108-112' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.type_id' class="method hidden"><code id='type_id.v'>fn <a href='https://doc.rust-lang.org/nightly/core/any/trait.Any.html#tymethod.type_id' class='fnname'>type_id</a>(&self) -> <a class="struct" href="https://doc.rust-lang.org/nightly/core/any/struct.TypeId.html" title="struct core::any::TypeId">TypeId</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/any.rs.html#109-111' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Gets the <code>TypeId</code> of <code>self</code>. <a href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html#tymethod.type_id">Read more</a></p>
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||
</div></div><h3 id='impl-Borrow%3CT%3E' class='impl'><code class='in-band'>impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html" title="trait core::borrow::Borrow">Borrow</a><T> for T <span class="where fmt-newline">where<br> T: ?<a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.Sized.html" title="trait nom::lib::std::prelude::v1::v1::Sized">Sized</a>, </span></code><a href='#impl-Borrow%3CT%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#213-217' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.borrow-1' class="method hidden"><code id='borrow.v-1'>fn <a href='https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow' class='fnname'>borrow</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&</a>T</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#214-216' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Immutably borrows from an owned value. <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></p>
|
||
</div></div><h3 id='impl-BorrowMut%3CT%3E' class='impl'><code class='in-band'>impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html" title="trait core::borrow::BorrowMut">BorrowMut</a><T> for T <span class="where fmt-newline">where<br> T: ?<a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.Sized.html" title="trait nom::lib::std::prelude::v1::v1::Sized">Sized</a>, </span></code><a href='#impl-BorrowMut%3CT%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#220-224' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.borrow_mut-1' class="method hidden"><code id='borrow_mut.v-1'>fn <a href='https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut' class='fnname'>borrow_mut</a>(&mut self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&mut </a>T</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#221-223' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Mutably borrows from an owned value. <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut">Read more</a></p>
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||
</div></div><h3 id='impl-From%3CT%3E' class='impl'><code class='in-band'>impl<T> <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.From.html" title="trait nom::lib::std::prelude::v1::v1::From">From</a><T> for T</code><a href='#impl-From%3CT%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#564-568' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.from-14' class="method hidden"><code id='from.v-14'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.From.html#tymethod.from' class='fnname'>from</a>(t: T) -> T</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#565-567' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
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</div></div><h3 id='impl-Into%3CU%3E' class='impl'><code class='in-band'>impl<T, U> <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.Into.html" title="trait nom::lib::std::prelude::v1::v1::Into">Into</a><U> for T <span class="where fmt-newline">where<br> U: <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.From.html" title="trait nom::lib::std::prelude::v1::v1::From">From</a><T>, </span></code><a href='#impl-Into%3CU%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#553-560' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.into' class="method hidden"><code id='into.v'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.Into.html#tymethod.into' class='fnname'>into</a>(self) -> U</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#557-559' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
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||
</div></div><h3 id='impl-ToOwned' class='impl'><code class='in-band'>impl<T> <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.ToOwned.html" title="trait nom::lib::std::prelude::v1::v1::ToOwned">ToOwned</a> for T <span class="where fmt-newline">where<br> T: <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.Clone.html" title="trait nom::lib::std::prelude::v1::v1::Clone">Clone</a>, </span></code><a href='#impl-ToOwned' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/borrow.rs.html#80-92' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='associatedtype.Owned' class="type"><code id='Owned.t'>type <a href='../../../../nom/lib/std/prelude/v1/v1/trait.ToOwned.html#associatedtype.Owned' class="type">Owned</a> = T</code></h4><div class='docblock'><p>The resulting type after obtaining ownership.</p>
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</div><h4 id='method.to_owned' class="method hidden"><code id='to_owned.v'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.ToOwned.html#tymethod.to_owned' class='fnname'>to_owned</a>(&self) -> T</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/borrow.rs.html#85-87' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Creates owned data from borrowed data, usually by cloning. <a href="../../../../nom/lib/std/prelude/v1/v1/trait.ToOwned.html#tymethod.to_owned">Read more</a></p>
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||
</div><h4 id='method.clone_into' class="method hidden"><code id='clone_into.v'>fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.ToOwned.html#method.clone_into' class='fnname'>clone_into</a>(&self, target: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&mut </a>T)</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/borrow.rs.html#89-91' title='goto source code'>[src]</a></h4><div class='stability hidden'><div class='stab unstable'><details><summary><span class='emoji'>🔬</span> This is a nightly-only experimental API. (<code>toowned_clone_into</code>)</summary><p>recently added</p>
|
||
</details></div></div><div class='docblock hidden'><p>Uses borrowed data to replace owned data, usually by cloning. <a href="../../../../nom/lib/std/prelude/v1/v1/trait.ToOwned.html#method.clone_into">Read more</a></p>
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||
</div></div><h3 id='impl-ToString-1' class='impl'><code class='in-band'>impl<T> <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.ToString.html" title="trait nom::lib::std::prelude::v1::v1::ToString">ToString</a> for T <span class="where fmt-newline">where<br> T: <a class="trait" href="../../../../nom/lib/std/fmt/trait.Display.html" title="trait nom::lib::std::fmt::Display">Display</a> + ?<a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.Sized.html" title="trait nom::lib::std::prelude::v1::v1::Sized">Sized</a>, </span></code><a href='#impl-ToString-1' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2160-2170' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.to_string-1' class="method hidden"><code id='to_string.v-1'>default fn <a href='../../../../nom/lib/std/prelude/v1/v1/trait.ToString.html#tymethod.to_string' class='fnname'>to_string</a>(&self) -> <a class="struct" href="../../../../nom/lib/std/prelude/v1/v1/struct.String.html" title="struct nom::lib::std::prelude::v1::v1::String">String</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2162-2169' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Converts the given value to a <code>String</code>. <a href="../../../../nom/lib/std/prelude/v1/v1/trait.ToString.html#tymethod.to_string">Read more</a></p>
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</div></div><h3 id='impl-TryFrom%3CU%3E' class='impl'><code class='in-band'>impl<T, U> <a class="trait" href="../../../../nom/lib/std/convert/trait.TryFrom.html" title="trait nom::lib::std::convert::TryFrom">TryFrom</a><U> for T <span class="where fmt-newline">where<br> U: <a class="trait" href="../../../../nom/lib/std/prelude/v1/v1/trait.Into.html" title="trait nom::lib::std::prelude::v1::v1::Into">Into</a><T>, </span></code><a href='#impl-TryFrom%3CU%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#601-610' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='associatedtype.Error' class="type"><code id='Error.t'>type <a href='../../../../nom/lib/std/convert/trait.TryFrom.html#associatedtype.Error' class="type">Error</a> = <a class="enum" href="../../../../nom/lib/std/convert/enum.Infallible.html" title="enum nom::lib::std::convert::Infallible">Infallible</a></code></h4><div class='docblock'><p>The type returned in the event of a conversion error.</p>
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</div><h4 id='method.try_from' class="method hidden"><code id='try_from.v'>fn <a href='../../../../nom/lib/std/convert/trait.TryFrom.html#tymethod.try_from' class='fnname'>try_from</a>(value: U) -> <a class="enum" href="../../../../nom/lib/std/prelude/v1/v1/enum.Result.html" title="enum nom::lib::std::prelude::v1::v1::Result">Result</a><T, <T as <a class="trait" href="../../../../nom/lib/std/convert/trait.TryFrom.html" title="trait nom::lib::std::convert::TryFrom">TryFrom</a><U>>::<a class="type" href="../../../../nom/lib/std/convert/trait.TryFrom.html#associatedtype.Error" title="type nom::lib::std::convert::TryFrom::Error">Error</a>></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#607-609' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
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</div></div><h3 id='impl-TryInto%3CU%3E' class='impl'><code class='in-band'>impl<T, U> <a class="trait" href="../../../../nom/lib/std/convert/trait.TryInto.html" title="trait nom::lib::std::convert::TryInto">TryInto</a><U> for T <span class="where fmt-newline">where<br> U: <a class="trait" href="../../../../nom/lib/std/convert/trait.TryFrom.html" title="trait nom::lib::std::convert::TryFrom">TryFrom</a><T>, </span></code><a href='#impl-TryInto%3CU%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#587-596' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='associatedtype.Error-1' class="type"><code id='Error.t-1'>type <a href='../../../../nom/lib/std/convert/trait.TryInto.html#associatedtype.Error' class="type">Error</a> = <U as <a class="trait" href="../../../../nom/lib/std/convert/trait.TryFrom.html" title="trait nom::lib::std::convert::TryFrom">TryFrom</a><T>>::<a class="type" href="../../../../nom/lib/std/convert/trait.TryFrom.html#associatedtype.Error" title="type nom::lib::std::convert::TryFrom::Error">Error</a></code></h4><div class='docblock'><p>The type returned in the event of a conversion error.</p>
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</div><h4 id='method.try_into' class="method hidden"><code id='try_into.v'>fn <a href='../../../../nom/lib/std/convert/trait.TryInto.html#tymethod.try_into' class='fnname'>try_into</a>(self) -> <a class="enum" href="../../../../nom/lib/std/prelude/v1/v1/enum.Result.html" title="enum nom::lib::std::prelude::v1::v1::Result">Result</a><U, <U as <a class="trait" href="../../../../nom/lib/std/convert/trait.TryFrom.html" title="trait nom::lib::std::convert::TryFrom">TryFrom</a><T>>::<a class="type" href="../../../../nom/lib/std/convert/trait.TryFrom.html#associatedtype.Error" title="type nom::lib::std::convert::TryFrom::Error">Error</a>></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#593-595' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
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