3v4l.org

run code in 500+ PHP versions simultaneously
<?php $arr = [1,2,3]; $reduced = array_reduce($arr, function (&$result, $items) { }, []);
Output for git.master, git.master_jit, rfc.property-hooks
Warning: {closure}(): Argument #1 ($result) must be passed by reference, value given in /in/CUCvi on line 4 Warning: {closure}(): Argument #1 ($result) must be passed by reference, value given in /in/CUCvi on line 4 Warning: {closure}(): Argument #1 ($result) must be passed by reference, value given in /in/CUCvi on line 4

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:
54.69 ms | 1563 KiB | 4 Q