note 55512 added to function.current
| From: | toreriks at hotmail dot com | Date: | Fri, 05 Aug 2005 13:18:51 +0000 |
| Subject: | note 55512 added to function.current | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-93129@lists.php.net to get a copy of this message | ||
By doing some small changes to the last post, one can make the function seek not just from the start
in a forward manner but also from the end or from a relative position both forwards and backwards.
E.g to seek backwards from a relative position one would supply 'current' as $start, and
'prev' as $iter.
function array_set_current(&$array, $key, $start='reset', $iter='next'){
$start($array);
while (current($array)!==FALSE){
if (key($array) == $key) {
break;
}
$iter($array);
}
return current($array);
}
----
Manual Page -- http://www.php.net/manual/en/function.current.php
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