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<!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 `AsChar` trait in crate `nom`."><meta name="keywords" content="rust, rustlang, rust-lang, AsChar"><title>nom::AsChar - 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 trait"><!--[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'>Trait AsChar</p><div class="sidebar-elems"><div class="block items"><a class="sidebar-title" href="#required-methods">Required Methods</a><div class="sidebar-links"><a href="#tymethod.as_char">as_char</a><a href="#tymethod.is_alpha">is_alpha</a><a href="#tymethod.is_alphanum">is_alphanum</a><a href="#tymethod.is_dec_digit">is_dec_digit</a><a href="#tymethod.is_hex_digit">is_hex_digit</a><a href="#tymethod.is_oct_digit">is_oct_digit</a><a href="#tymethod.len">len</a></div><a class="sidebar-title" href="#foreign-impls">Implementations on Foreign Types</a><div class="sidebar-links"><a href="#impl-AsChar-for-%26%27a%20char">&'a char</a><a href="#impl-AsChar-for-%26%27a%20u8">&'a u8</a><a href="#impl-AsChar-for-char">char</a><a href="#impl-AsChar-for-u8">u8</a></div><a class="sidebar-title" href="#implementors">Implementors</a></div><p class='location'><a href='index.html'>nom</a></p><script>window.sidebarCurrent = {name: 'AsChar', ty: 'trait', 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 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='../src/nom/traits.rs.html#161-189' title='goto source code'>[src]</a></span><span class='in-band'>Trait <a href='index.html'>nom</a>::<wbr><a class="trait" href=''>AsChar</a></span></h1><div class="docblock type-decl hidden-by-usual-hider"><pre class='rust trait'>pub trait AsChar {
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fn <a href='#tymethod.as_char' class='fnname'>as_char</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.char.html">char</a>;
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<div class='item-spacer'></div> fn <a href='#tymethod.is_alpha' class='fnname'>is_alpha</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a>;
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<div class='item-spacer'></div> fn <a href='#tymethod.is_alphanum' class='fnname'>is_alphanum</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a>;
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<div class='item-spacer'></div> fn <a href='#tymethod.is_dec_digit' class='fnname'>is_dec_digit</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a>;
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<div class='item-spacer'></div> fn <a href='#tymethod.is_hex_digit' class='fnname'>is_hex_digit</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a>;
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<div class='item-spacer'></div> fn <a href='#tymethod.is_oct_digit' class='fnname'>is_oct_digit</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a>;
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<div class='item-spacer'></div> fn <a href='#tymethod.len' class='fnname'>len</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>;
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}</pre></div><div class='docblock'><p>transforms common types to a char for basic token parsing</p>
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</div>
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<h2 id='required-methods' class='small-section-header'>Required methods<a href='#required-methods' class='anchor'></a></h2><div class='methods'><h3 id='tymethod.as_char' class='method'><code id='as_char.v'>fn <a href='#tymethod.as_char' class='fnname'>as_char</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.char.html">char</a></code></h3><div class='docblock'><p>makes a char from self</p>
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</div><h3 id='tymethod.is_alpha' class='method'><code id='is_alpha.v'>fn <a href='#tymethod.is_alpha' class='fnname'>is_alpha</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code></h3><div class='docblock'><p>tests that self is an alphabetic character</p>
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<p>warning: for <code>&str</code> it recognizes alphabetic
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characters outside of the 52 ASCII letters</p>
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</div><h3 id='tymethod.is_alphanum' class='method'><code id='is_alphanum.v'>fn <a href='#tymethod.is_alphanum' class='fnname'>is_alphanum</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code></h3><div class='docblock'><p>tests that self is an alphabetic character
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or a decimal digit</p>
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</div><h3 id='tymethod.is_dec_digit' class='method'><code id='is_dec_digit.v'>fn <a href='#tymethod.is_dec_digit' class='fnname'>is_dec_digit</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code></h3><div class='docblock'><p>tests that self is a decimal digit</p>
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</div><h3 id='tymethod.is_hex_digit' class='method'><code id='is_hex_digit.v'>fn <a href='#tymethod.is_hex_digit' class='fnname'>is_hex_digit</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code></h3><div class='docblock'><p>tests that self is an hex digit</p>
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</div><h3 id='tymethod.is_oct_digit' class='method'><code id='is_oct_digit.v'>fn <a href='#tymethod.is_oct_digit' class='fnname'>is_oct_digit</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code></h3><div class='docblock'><p>tests that self is an octal digit</p>
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</div><h3 id='tymethod.len' class='method'><code id='len.v'>fn <a href='#tymethod.len' class='fnname'>len</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a></code></h3><div class='docblock'><p>gets the len in bytes for self</p>
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</div></div><span class='loading-content'>Loading content...</span>
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<h2 id='foreign-impls' class='small-section-header'>Implementations on Foreign Types<a href='#foreign-impls' class='anchor'></a></h2><h3 id='impl-AsChar-for-u8' class='impl'><code class='in-band'>impl <a class="trait" href="../nom/trait.AsChar.html" title="trait nom::AsChar">AsChar</a> for <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u8.html">u8</a></code><a href='#impl-AsChar-for-u8' class='anchor'></a><a class='srclink' href='../src/nom/traits.rs.html#191-220' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.as_char' class="method hidden"><code id='as_char.v-1'>fn <a href='#method.as_char' class='fnname'>as_char</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.char.html">char</a></code><a class='srclink' href='../src/nom/traits.rs.html#193-195' title='goto source code'>[src]</a></h4><h4 id='method.is_alpha' class="method hidden"><code id='is_alpha.v-1'>fn <a href='#method.is_alpha' class='fnname'>is_alpha</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='../src/nom/traits.rs.html#197-199' title='goto source code'>[src]</a></h4><h4 id='method.is_alphanum' class="method hidden"><code id='is_alphanum.v-1'>fn <a href='#method.is_alphanum' class='fnname'>is_alphanum</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='../src/nom/traits.rs.html#201-203' title='goto source code'>[src]</a></h4><h4 id='method.is_dec_digit' class="method hidden"><code id='is_dec_digit.v-1'>fn <a href='#method.is_dec_digit' class='fnname'>is_dec_digit</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='../src/nom/traits.rs.html#205-207' title='goto source code'>[src]</a></h4><h4 id='method.is_hex_digit' class="method hidden"><code id='is_hex_digit.v-1'>fn <a href='#method.is_hex_digit' class='fnname'>is_hex_digit</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='../src/nom/traits.rs.html#209-211' title='goto source code'>[src]</a></h4><h4 id='method.is_oct_digit' class="method hidden"><code id='is_oct_digit.v-1'>fn <a href='#method.is_oct_digit' class='fnname'>is_oct_digit</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='../src/nom/traits.rs.html#213-215' title='goto source code'>[src]</a></h4><h4 id='method.len' class="method hidden"><code id='len.v-1'>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='../src/nom/traits.rs.html#217-219' title='goto source code'>[src]</a></h4></div><h3 id='impl-AsChar-for-%26%27a%20u8' class='impl'><code class='in-band'>impl<'a> <a class="trait" href="../nom/trait.AsChar.html" title="trait nom::AsChar">AsChar</a> for &'a <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u8.html">u8</a></code><a href='#impl-AsChar-for-%26%27a%20u8' class='anchor'></a><a class='srclink' href='../src/nom/traits.rs.html#221-250' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.as_char-1' class="method hidden"><code id='as_char.v-2'>fn <a href='#method.as_char' class='fnname'>as_char</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.char.html">char</a></code><a class='srclink' href='../src/nom/traits.rs.html#223-225' title='goto source code'>[src]</a></h4><h4 id='method.is_alpha-1' class="method hidden"><code id='is_alpha.v-2'>fn <a href='#method.is_alpha' class='fnname'>is_alpha</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='../src/nom/traits.rs.html#227-229' title='goto source code'>[src]</a></h4><h4 id='method.is_alphanum-1' class="method hidden"><code id='is_alphanum.v-2'>fn <a href='#method.is_alphanum' class='fnname'>is_alphanum</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='../src/nom/traits.rs.html#231-233' title='goto source code'>[src]</a></h4><h4 id='method.is_dec_digit-1' class="method hidden"><code id='is_dec_digit.v-2'>fn <a href='#method.is_dec_digit' class='fnname'>is_dec_digit</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='../src/nom/traits.rs.html#235-237' title='goto source code'>[src]</a></h4><h4 id='method.is_hex_digit-1' class="method hidden"><code id='is_hex_digit.v-2'>fn <a href='#method.is_hex_digit' class='fnname'>is_hex_digit</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='../src/nom/traits.rs.html#239-241' title='goto source code'>[src]</a></h4><h4 id='method.is_oct_digit-1' class="method hidden"><code id='is_oct_digit.v-2'>fn <a href='#method.is_oct_digit' class='fnname'>is_oct_digit</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='../src/nom/traits.rs.html#243-245' title='goto source code'>[src]</a></h4><h4 id='method.len-1' class="method hidden"><code id='len.v-2'>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='../src/nom/traits.rs.html#247-249' title='goto source code'>[src]</a></h4></div><h3 id='impl-AsChar-for-char' class='impl'><code class='in-band'>impl <a class="trait" href="../nom/trait.AsChar.html" title="trait nom::AsChar">AsChar</a> for <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.char.html">char</a></code><a href='#impl-AsChar-for-char' class='anchor'></a><a class='srclink' href='../src/nom/traits.rs.html#252-289' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.as_char-2' class="method hidden"><code id='as_char.v-3'>fn <a href='#method.as_char' class='fnname'>as_char</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.char.html">char</a></code><a class='srclink' href='../src/nom/traits.rs.html#254-256' title='goto source code'>[src]</a></h4><h4 id='method.is_alpha-2' class="method hidden"><code id='is_alpha.v-3'>fn <a href='#method.is_alpha' class='fnname'>is_alpha</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='../src/nom/traits.rs.html#259-261' title='goto source code'>[src]</a></h4><h4 id='method.is_alphanum-2' class="method hidden"><code id='is_alphanum.v-3'>fn <a href='#method.is_alphanum' class='fnname'>is_alphanum</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='../src/nom/traits.rs.html#270-272' title='goto source code'>[src]</a></h4><h4 id='method.is_dec_digit-2' class="method hidden"><code id='is_dec_digit.v-3'>fn <a href='#method.is_dec_digit' class='fnname'>is_dec_digit</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='../src/nom/traits.rs.html#274-276' title='goto source code'>[src]</a></h4><h4 id='method.is_hex_digit-2' class="method hidden"><code id='is_hex_digit.v-3'>fn <a href='#method.is_hex_digit' class='fnname'>is_hex_digit</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='../src/nom/traits.rs.html#278-280' title='goto source code'>[src]</a></h4><h4 id='method.is_oct_digit-2' class="method hidden"><code id='is_oct_digit.v-3'>fn <a href='#method.is_oct_digit' class='fnname'>is_oct_digit</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='../src/nom/traits.rs.html#282-284' title='goto source code'>[src]</a></h4><h4 id='method.len-2' class="method hidden"><code id='len.v-3'>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='../src/nom/traits.rs.html#286-288' title='goto source code'>[src]</a></h4></div><h3 id='impl-AsChar-for-%26%27a%20char' class='impl'><code class='in-band'>impl<'a> <a class="trait" href="../nom/trait.AsChar.html" title="trait nom::AsChar">AsChar</a> for &'a <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.char.html">char</a></code><a href='#impl-AsChar-for-%26%27a%20char' class='anchor'></a><a class='srclink' href='../src/nom/traits.rs.html#291-320' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.as_char-3' class="method hidden"><code id='as_char.v-4'>fn <a href='#method.as_char' class='fnname'>as_char</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.char.html">char</a></code><a class='srclink' href='../src/nom/traits.rs.html#293-295' title='goto source code'>[src]</a></h4><h4 id='method.is_alpha-3' class="method hidden"><code id='is_alpha.v-4'>fn <a href='#method.is_alpha' class='fnname'>is_alpha</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='../src/nom/traits.rs.html#297-299' title='goto source code'>[src]</a></h4><h4 id='method.is_alphanum-3' class="method hidden"><code id='is_alphanum.v-4'>fn <a href='#method.is_alphanum' class='fnname'>is_alphanum</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='../src/nom/traits.rs.html#301-303' title='goto source code'>[src]</a></h4><h4 id='method.is_dec_digit-3' class="method hidden"><code id='is_dec_digit.v-4'>fn <a href='#method.is_dec_digit' class='fnname'>is_dec_digit</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='../src/nom/traits.rs.html#305-307' title='goto source code'>[src]</a></h4><h4 id='method.is_hex_digit-3' class="method hidden"><code id='is_hex_digit.v-4'>fn <a href='#method.is_hex_digit' class='fnname'>is_hex_digit</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='../src/nom/traits.rs.html#309-311' title='goto source code'>[src]</a></h4><h4 id='method.is_oct_digit-3' class="method hidden"><code id='is_oct_digit.v-4'>fn <a href='#method.is_oct_digit' class='fnname'>is_oct_digit</a>(self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='../src/nom/traits.rs.html#313-315' title='goto source code'>[src]</a></h4><h4 id='method.len-3' class="method hidden"><code id='len.v-4'>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='../src/nom/traits.rs.html#317-319' title='goto source code'>[src]</a></h4></div><span class='loading-content'>Loading content...</span>
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<h2 id='implementors' class='small-section-header'>Implementors<a href='#implementors' class='anchor'></a></h2><div class='item-list' id='implementors-list'></div><span class='loading-content'>Loading content...</span><script type="text/javascript" src="../implementors/nom/trait.AsChar.js" async></script></section><section id="search" class="content hidden"></section><section class="footer"></section><script>window.rootPath = "../";window.currentCrate = "nom";</script><script src="../aliases.js"></script><script src="../main.js"></script><script defer src="../search-index.js"></script></body></html> |