Sort 2D Arrays in PHP

array_sort_2d.php

<?php

/*	Sort 2D Arrays
 *
 *	Example:
 *	$user_array = Array(
 *	    Array("id" => 521, "name" => "Aboriginal Anemia"),
 *	    Array("id" => 281, "name" => "Chemical Crap"),
 *	    Array("id" => 596, "name" => "Bloody Baphomet")
 *	);
 *	$sorted_user_array = array_sort_2d($user_array, "name", "DESC");
 */


function array_sort_2d($array, $sortby, $direction='ASC') {
     
    $sort_arr = array();
    $temp_arr = array();
     
    foreach ($array as $k => $v) {
        $temp_arr[] = strtolower($v[$sortby]);
    }
     
    if ($direction=='ASC') {
        asort($temp_arr);
    } else {
        arsort($temp_arr);
    }
     
    foreach ($temp_arr as $k=>$tmp) {
        $sort_arr[] = $array[$k];
    }
    return $sort_arr;

}

?>