3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public function f() { return false; } } $a = new A(); function ff(A $a = null) { if ($a->f()) { echo 1; } else { echo 0; } } ff(5);
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: ff(): Argument #1 ($a) must be of type ?A, int given, called in /in/1DojL on line 20 and defined in /in/1DojL:11 Stack trace: #0 /in/1DojL(20): ff(5) #1 {main} thrown in /in/1DojL on line 11
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:
56.46 ms | 401 KiB | 8 Q