3v4l.org

run code in 300+ PHP versions simultaneously
<?php spl_autoload_register('some_unknown_function',false); class_exists('AutoloadedClass');
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: spl_autoload_register(): Argument #1 ($callback) must be a valid callback or null, function "some_unknown_function" not found or invalid function name in /in/Fj7I1:3 Stack trace: #0 /in/Fj7I1(3): spl_autoload_register('some_unknown_fu...', false) #1 {main} thrown in /in/Fj7I1 on line 3
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:
46.49 ms | 401 KiB | 8 Q