Online PHP editor | refs for vjWhC

<?php $arr = array(1,3,2,8,5,7,4,0); $size = count($arr); for ($i=0; $i<$size; $i++) { for ($j=0; $j<$size-1-$i; $j++) { if ($arr[$j+1] < $arr[$j]) { $tmp = $arr[$j]; $arr[$j] = $arr[$j+1]; $arr[$j+1] = $tmp; } } } print("Before sorting"); print_r($arr); $arr = bubble_sort($arr); print("After sorting by using bubble sort"); print_r($arr);