From 9ddd3cfc4f3051da706222637a835eb55b328a80 Mon Sep 17 00:00:00 2001
From: Aidan Lister <aidan@php.net>
Date: Fri, 3 Dec 2004 16:01:33 +0000
Subject: [PATCH] fixed bug in xml (didn't validate) and used less confusing
 var names

git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@174003 c90b9560-bf6c-de11-be94-00142212c4b1
---
 reference/strings/functions/levenshtein.xml | 26 ++++++++++-----------
 1 file changed, 13 insertions(+), 13 deletions(-)

diff --git a/reference/strings/functions/levenshtein.xml b/reference/strings/functions/levenshtein.xml
index fe559a877a..07eeaf3730 100644
--- a/reference/strings/functions/levenshtein.xml
+++ b/reference/strings/functions/levenshtein.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.6 $ -->
+<!-- $Revision: 1.7 $ -->
 <!-- splitted from ./en/functions/strings.xml, last change in rev 1.12 -->
   <refentry id="function.levenshtein">
    <refnamediv>
@@ -122,7 +122,7 @@
 <![CDATA[
 <?php
 // input misspelled word
-$myWord = 'carrrot';
+$input = 'carrrot';
 
 // array of words to check against
 $words  = array('apple','pineapple','banana','orange',
@@ -132,14 +132,14 @@ $words  = array('apple','pineapple','banana','orange',
 $shortest = -1;
 
 // loop through words to find the closest
-foreach ($words AS $word) {
+foreach ($words as $word) {
 
     // calculate the distance between the input word,
     // and the current word
-    $thisLev = levenshtein($myWord, $word);
+    $lev = levenshtein($input, $word);
 
     // check for an exact match
-    if ($thisLev == 0) {
+    if ($lev == 0) {
 
         // closest word is this one (exact match)
         $closest = $word;
@@ -151,14 +151,14 @@ foreach ($words AS $word) {
 
     // if this distance is less than the next found shortest
     // distance, OR if a next shortest word has not yet been found
-    if ($thisLev <= $shortest || $shortest < 0) {
-        // set the closest matchm, and shortest distance
+    if ($lev <= $shortest || $shortest < 0) {
+        // set the closest match, and shortest distance
         $closest  = $word;
-        $shortest = $thisLev;
+        $shortest = $lev;
     }
 }
 
-echo "Input word: $myWord\n";
+echo "Input word: $input\n";
 if ($shortest == 0) {
     echo "Exact match found: $closest\n";
 } else {
@@ -168,14 +168,14 @@ if ($shortest == 0) {
 ?>
 ]]>
       </programlisting>
-     </example>
-     &example.outputs;
-     <screen>
+      &example.outputs;
+      <screen>
 <![CDATA[
 Input word: carrrot
 Did you mean: carrot?
 ]]>
-     </screen>
+      </screen>
+     </example>
     </para>
     <para>
      See also <function>soundex</function>,