Sort an Array by Key

ppsc_array_sort.php

<?php
function ppsc_array_sort (&$array, $key) {
	$sorter=array();
	$ret=array();
	reset($array);
	foreach ($array as $ii => $va) {
		$sorter[$ii]=$va[$key];
	}
	asort($sorter);
	foreach ($sorter as $ii => $va) {
		$ret[$ii]=$array[$ii];
	}
	$array=$ret;
}
?>