3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array('a'=>1, 'b'=>2); var_dump( array('a' =>4, 'c' =>3) + $a); var_dump(array_merge($a, array('a' =>4, 'c' =>3)));
Output for git.master, git.master_jit, rfc.property-hooks
array(3) { ["a"]=> int(4) ["c"]=> int(3) ["b"]=> int(2) } array(3) { ["a"]=> int(4) ["b"]=> int(2) ["c"]=> 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:
45.18 ms | 401 KiB | 8 Q