Online PHP editor | refs for UWjdI

<?php echo '<pre>'; $bdd['80395']= array('80396','80397','80398','777'); $folder['80395']= array('80396','80397','666','80398','154223'); $folder['80397']= array('34','35','36','45','57'); echo '<hr>'; function multidimensional_array_diff($a1,$a2) { $r = array(); foreach ($a2 as $key => $second) { foreach ($a1 as $key => $first) { if (isset($a2[$key])) { foreach ($first as $first_value) { foreach ($second as $second_value) { if ($first_value == $second_value) { $true = true; break; } } if (!isset($true)) { $r[$key][] = $first_value; } unset($true); } } else { $r[$key] = $first; } } } return $r; } print_r(single_diff_assoc($folder,$bdd));