3v4l.org

run code in 300+ PHP versions simultaneously
<?php interface IC {} class C implements IC { public function go() { return true; } } class CC implements IC { public function stop() { return false; } } $c = new CC; $c = null; if ( $c instanceof IC === false || $c->go() === false ) { echo 'Rurro'; }
Output for git.master, git.master_jit, rfc.property-hooks
Rurro

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:
47.56 ms | 401 KiB | 8 Q