3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(1,2,3); foreach($a as &$v) { echo "$v\n"; //$a[$i] = $v * 2; $v *= 2; } var_dump($a);
Output for git.master, git.master_jit, rfc.property-hooks
1 2 3 array(3) { [0]=> int(2) [1]=> int(4) [2]=> &int(6) }

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:
52.27 ms | 401 KiB | 8 Q