3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public function addCommands(iterable $commands) { } } class B extends A { public function addCommands(array $commands) { } }
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Declaration of B::addCommands(array $commands) must be compatible with A::addCommands(Traversable|array $commands) in /in/tp9sd on line 10
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:
56.29 ms | 401 KiB | 8 Q