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run code in 200+ php & hhvm versions
Bugs & Features
<?php $array = array('8','4','5','0','1'); echo '<pre>';print_r($array); function bubble_sort($arr){ $size = count($array); for($i=0;$i<$size;$i++){ for($j=0;$j<$size-1-$i;$j++){ if($array[$j+1]<$array[$j]){ swap($array,$j,$j+1); } } } return $array; } function swap($arr,$a,$b){ $temp = $arr[$a]; $arr[$a] = $arr[$b]; $arr[$b] = $temp; } $array1 = bubble_sort($array); echo "<pre>";print_r($array1);
Output for 7.2.0 - 7.3.0alpha1
<pre>Array ( [0] => 8 [1] => 4 [2] => 5 [3] => 0 [4] => 1 ) Notice: Undefined variable: array in /in/b3Giu on line 7 Warning: count(): Parameter must be an array or an object that implements Countable in /in/b3Giu on line 7 Notice: Undefined variable: array in /in/b3Giu on line 27 <pre>
Output for 5.0.4 - 7.1.7
<pre>Array ( [0] => 8 [1] => 4 [2] => 5 [3] => 0 [4] => 1 ) Notice: Undefined variable: array in /in/b3Giu on line 7 Notice: Undefined variable: array in /in/b3Giu on line 27 <pre>
Output for 4.3.0 - 5.0.3
<pre>Array ( [0] => 8 [1] => 4 [2] => 5 [3] => 0 [4] => 1 ) Notice: Undefined variable: array in /in/b3Giu on line 7 Notice: Undefined variable: array in /in/b3Giu on line 27 <pre>