3v4l.org

run code in 300+ PHP versions simultaneously
<?php declare(strict_types = 1); function hello(string $s) : void { echo "$s\n"; } function fourtyTwo() : int { // returning wrong type return "42"; } // calling with wrong type try { hello(1234); } finally {} fourtyTwo();
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: hello(): Argument #1 ($s) must be of type string, int given, called in /in/aUBDe on line 15 and defined in /in/aUBDe:4 Stack trace: #0 /in/aUBDe(15): hello(1234) #1 {main} thrown in /in/aUBDe on line 4
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:
39.46 ms | 401 KiB | 8 Q