3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = [0, 1, 2, 3]; foreach ($a as &$x) { foreach ($a as &$y) { echo "$x - $y\n"; if ($x == 0 && $y == 1) { unset($a[1]); unset($a[2]); } } }
Output for git.master, git.master_jit, rfc.property-hooks
0 - 0 0 - 1 0 - 3 3 - 0 3 - 3

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:
36.59 ms | 401 KiB | 8 Q