3v4l.org

run code in 300+ PHP versions simultaneously
<?php class X { const abstract = A; function foo($a = A) {} } const A = new x();
Output for git.master, git.master_jit
Fatal error: Uncaught Error: Undefined constant "A" in /in/cAQ9P:9 Stack trace: #0 {main} thrown in /in/cAQ9P on line 9
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:
51.85 ms | 851 KiB | 4 Q