3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = null; $foo = function() use (&$foo){ var_dump($foo); return $foo; }; var_dump($foo()->__invoke()==$foo);
Output for git.master, git.master_jit, rfc.property-hooks
object(Closure)#1 (1) { ["static"]=> array(1) { ["foo"]=> *RECURSION* } } object(Closure)#1 (1) { ["static"]=> array(1) { ["foo"]=> *RECURSION* } } bool(true)

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:
61.77 ms | 401 KiB | 8 Q