3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public $cb; public function __construct() { $this->cb = function() { $foo = "this"; var_dump($$foo, get_class()); }; } } ((new A)->cb)();
Output for git.master, git.master_jit, rfc.property-hooks
object(A)#1 (1) { ["cb"]=> object(Closure)#2 (1) { ["this"]=> *RECURSION* } } string(1) "A"

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:
42.36 ms | 2001 KiB | 4 Q