3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = [8, 3, 5, 2, 9]; for ($i = 1; $i < $n; $i++) { $key = $arr[$i]; $j = $i - 1; // Move elements greater than key one position ahead while ($j >= 0 && $arr[$j] > $key) { $arr[$j + 1] = $arr[$j]; $j--; } // Insert key at correct position $arr[$j + 1] = $key; } print_r($arr);
Output for git.master_jit, git.master
Warning: Undefined variable $n in /in/8fQT3 on line 5 Array ( [0] => 8 [1] => 3 [2] => 5 [3] => 2 [4] => 9 )

This tab shows result from various feature-branches currently under review by the php developers. Contact me to have additional branches featured.

Active branches

Archived branches

Once feature-branches are merged or declined, they are no longer available. Their functionality (when merged) can be viewed from the main output page

preferences:
31.4 ms | 405 KiB | 5 Q