3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = [ 0 => 'a', 1 => 'b', 2=> 'c']; $b = [ 1 => 'b', 2 => 'c', 3=> 'd']; var_dump(array_merge($a, $b));
Output for git.master, git.master_jit, rfc.property-hooks
array(6) { [0]=> string(1) "a" [1]=> string(1) "b" [2]=> string(1) "c" [3]=> string(1) "b" [4]=> string(1) "c" [5]=> string(1) "d" }

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:
42.55 ms | 401 KiB | 8 Q