3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array('a' => 1, 'b'=>2, 'c'=>3); $b = array('b' => 1, 'd'=>3); $c = array_merge($a, $b); print_r($c);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [a] => 1 [b] => 1 [c] => 3 [d] => 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:
36.64 ms | 401 KiB | 8 Q