3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = ['x', 'y', 'z']; $new = []; foreach($array as $element) { if ($element=='x') { $array[2] = 'a'; } $new[] = $element; } print_r($new);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => x [1] => y [2] => z )

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:
28.71 ms | 405 KiB | 5 Q