3v4l.org

run code in 500+ PHP versions simultaneously
<?php interface I {} class_alias(I::class, I1::class); class_alias(I1::class, I2::class); class C implements I2 {} function f(I1 $_): void {} f(new C);
Output for git.master, git.master_jit, rfc.property-hooks

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:
44.83 ms | 1369 KiB | 4 Q