<note> usort($arr, 'strnatcmp') to keep index/value associations.

git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@88629 c90b9560-bf6c-de11-be94-00142212c4b1

reference/array/functions/natsort.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.4 $ -->
+<!-- $Revision: 1.5 $ -->
 <!-- splitted from ./en/functions/array.xml, last change in rev 1.25 -->
   <refentry id="function.natsort">
    <refnamediv>
@@ -26,6 +26,7 @@
       <title><function>natsort</function> example</title>
       <programlisting role="php">
 <![CDATA[
+<?php
 $array1 = $array2 = array ("img12.png", "img10.png", "img2.png", "img1.png");
 
 sort($array1);
@@ -35,6 +36,7 @@ print_r($array1);
 natsort($array2);
 echo "\nNatural order sorting\n";
 print_r($array2);
+?>
 ]]>
       </programlisting>
      </example>
@@ -68,6 +70,12 @@ Array
      url="&url.strnatcmp;">Natural Order String Comparison</ulink>
      page.
     </para>
+    <note>
+     <para>
+      If you're wanting to maintain index/value associations, consider 
+      using <literal>usort($arr, 'strnatcmp')</literal>.
+     </para>
+    </note>
     <para>
      See also <function>natcasesort</function>,
      <function>strnatcmp</function>, and