3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = [1,2,3,4]; $v = end(array_keys($a)); var_dump($v);
Output for git.master, git.master_jit, rfc.property-hooks
Notice: Only variables should be passed by reference in /in/Drg0V on line 5 int(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:
61.52 ms | 401 KiB | 8 Q