3v4l.org

run code in 300+ PHP versions simultaneously
<?php declare(strict_types = 1); $contributors = ['Me', 'To']; array_walk($contributors, function(string $contributor) : string { $contributor = sprintf("%s, thank you very much for PHP7!", $contributor); }); echo implode("\n", $contributors);
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: {closure}(): Return value must be of type string, none returned in /in/ER3WS:6 Stack trace: #0 [internal function]: {closure}('Me, thank you v...', 0) #1 /in/ER3WS(4): array_walk(Array, Object(Closure)) #2 {main} thrown in /in/ER3WS on line 6
Process exited with code 255.

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:
41.69 ms | 401 KiB | 8 Q