3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php /* test bubble sort */ $arr = array(1,3,2,8,5,7,4,0); print('Before sorting'); print_r($arr); bubble_sort($arr); print("After sorting by using bubble sort"); print_r($arr); function bubble_sort($arr) { $size = count($arr); for ($i=0; $i<$size; $i++) { for ($j=0; $j<$size-1-$i; $j++) { if ($arr[$j+1] < $arr[$j]) { swap($arr, $j, $j+1); } } } return $arr; } function swap(&$arr, $a, $b) { $tmp = $arr[$a]; $arr[$a] = $arr[$b]; $arr[$b] = $tmp; }
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Before sortingArray ( [0] => 1 [1] => 3 [2] => 2 [3] => 8 [4] => 5 [5] => 7 [6] => 4 [7] => 0 ) After sorting by using bubble sortArray ( [0] => 1 [1] => 3 [2] => 2 [3] => 8 [4] => 5 [5] => 7 [6] => 4 [7] => 0 )