diff --git a/WIFI_sniffer/a_tst_sort.lua b/WIFI_sniffer/a_tst_sort.lua
index b186ac7..9b4535a 100644
--- a/WIFI_sniffer/a_tst_sort.lua
+++ b/WIFI_sniffer/a_tst_sort.lua
@@ -3,42 +3,45 @@
 -- source: https://wxlua.developpez.com/tutoriels/lua/general/cours-complet/#L6-f
 -- source: https://wxlua.developpez.com/tutoriels/lua/general/cours-complet/#L13-g
 
-print("\n a_tst_sort.lua zf190202.1559 \n")
+print("\n a_tst_sort.lua zf190202.1904 \n")
 
+zmac_adrs={}
 
-
--- send a file from memory to the client; max. line length = 1024 bytes!
 function zload_tableau()
-    zmac_adrs={}
     filename="tst_sniffer_wifi1.csv"
     if file.open(filename, "r") then
-    repeat
-      local line=file.read('\n')
-      if line then
-        print("line: "..line)
-    
-        local zfield = {}
-        for part in line:gmatch("[^,]+") do
-            zfield[#zfield+1] = part
-    --            print(part)
-        end
-
-        zmac_adrs[zfield[2]]={["zname"]=zfield[3],["zrssi"]=zfield[4], ["ztime"]=zfield[5]}
-
-
-      end
-    until not line    
-    file.close()
-  end
+        repeat
+            local line=file.read('\n')
+            if line then
+                print("line: "..line)
+                local zfield = {}   local zpart=""
+                for zpart in line:gmatch("[^,]+") do
+                    zfield[#zfield+1] = zpart
+                end
+                zmac_adrs[zfield[2]]={["zname"]=zfield[3],["zrssi"]=zfield[4], ["ztime"]=zfield[5]}
+            end
+        until not line    
+        file.close()
+    end
 end
 
 
 zload_tableau()
 
 
+function zsort_tableau()
+
+    table.sort(zmac_adrs, function([zrssi], [zrssi]) 
+                 return ([zrssi] > [zrssi])
+               end)
+
+end
+
+
 --[[
 zload_tableau()
 zshow()
+zsort_tableau()
 ]]
 
 
diff --git a/WIFI_sniffer/tst_sniffer_wifi1.csv b/WIFI_sniffer/tst_sniffer_wifi1.csv
index a2f855d..2c3429e 100644
--- a/WIFI_sniffer/tst_sniffer_wifi1.csv
+++ b/WIFI_sniffer/tst_sniffer_wifi1.csv
@@ -20,14 +20,14 @@
 20,02:a5:79:4e:6c:8a,0,-42,0
 21,da:a1:19:5a:8a:7a,0,-58,0
 22,da:a1:19:d2:cb:be,0,-59,0
-23,cc:c0:79:7d:f5:d5,S7Mélanie,0,0
+23,cc:c0:79:7d:f5:d5,S7 Melanie,0,0
 24,da:a1:19:6a:ce:8f,0,-55,0
 25,1a:8c:3b:82:77:be,0,-58,0
 26,da:a1:19:01:2e:80,0,-54,0
-27,b8:d7:af:a6:bd:86,S7zf,0,0
+27,b8:d7:af:a6:bd:86,S7 zf,0,0
 28,96:a6:83:5c:39:15,0,-56,0
 29,da:a1:19:5f:b4:06,0,-52,0
-30,d8:30:62:5a:d6:3a,IMACMaman,0,0
+30,d8:30:62:5a:d6:3a,IMAC Maman,0,0
 31,4a:0f:35:e2:24:22,0,-47,0
 32,be:d8:cc:17:36:2c,0,-41,0
 33,02:2a:5c:ff:53:d3,0,-47,0
@@ -44,7 +44,7 @@
 44,92:76:98:d8:ab:ce,0,-56,0
 45,02:6e:d1:5f:35:c6,0,-40,0
 46,da:a1:19:a7:be:86,0,-50,0
-47,5c:f9:38:a1:f7:f0,MACzf-28,0
+47,5c:f9:38:a1:f7:f0,MAC zf,-28,0
 48,80:58:f8:e6:e2:de,0,-47,0
 49,0c:2c:54:b3:c5:1a,0,-34,0
 50,da:a1:19:e1:23:63,0,-57,0
@@ -70,4 +70,4 @@
 70,02:ec:f1:a1:c8:29,0,-49,0
 71,02:e6:ac:b3:6e:40,0,-43,0
 72,da:a1:19:70:fc:f2,0,-28,0
-73,88:e9:fe:6b:ec:1e,MACLuc,0,0
+73,88:e9:fe:6b:ec:1e,MAC Luc,0,0