3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array("a" => "green", "b" => "brown", "c" => "blue", "red"); $b = array("a" => "green", "yellow", "red"); $c = array("c" => "blue"); print_r(array_diff_ukey($a, $b, $c, function($a, $b){ if ($a == $b) { return 0; } return $a > $b ? 1 : -1; }));
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [b] => brown )

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:
47.27 ms | 401 KiB | 8 Q