note 57223 added to ref.array
| From: | za at lombardiacom dot it | Date: | Tue, 27 Sep 2005 15:45:22 +0000 |
| Subject: | note 57223 added to ref.array | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-95885@lists.php.net to get a copy of this message | ||
<?php
// Move an element inside an array preserving keys.
// This version is more efficient and less buggy :)
function array_move(&$array,$key,$position) {
if(!$position) return $array;
$from=array_search($key,array_keys($array));
$to=$from+$position;
$tot=count($array);
if($position>0) $to++;
if($to<0) $to=0;
else if($to>$tot) $to=$tot;
$head=array_slice($array,0,$to);
$tail=array_slice($array,$to,$tot-$to);
unset($head[$key],$tail[$key]);
$head[$key]=$array[$key];
return $head+$tail;
}
?>
----
Manual Page -- http://www.php.net/manual/en/ref.array.php
Edit -- http://master.php.net/manage/user-notes.php?action=edit+57223
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