Online PHP editor | refs for BifvT

<?php function quicksort($array) { if (count($array) == 0) { return array(); } $pivot = $array[0]; $left = $right = array(); foreach($array as $object){ if ($object < $pivot) { $left[] = $object; } else { $right[] = $object; } } return array_merge(quicksort($left), array($pivot), quicksort($right)); } var_dump(quicksort([4, 10, 2, 6, 10, 1, 5]));