- var_dump: documentation ( source)
- array_multisort: documentation ( source)
<?php
$your_array = array(0 =>array("codes"=>array(7,4,5)), 1 =>array("codes"=>array(4,45,1)));
foreach ($your_array as $array){
$your_array['codes'] = array_multisort($array['codes']);
}
var_dump($your_array);
//$ar1 = array (1002, 100, 100);
//array_multisort ($ar1);
//var_dump($ar1);