3v4l.org

run code in 500+ PHP versions simultaneously
<?php use Bar\Foo; $a = Foo::class; // no error!
Output for 8.1.34, 8.2.27 - 8.2.31, 8.3.0 - 8.3.31, 8.4.1 - 8.4.22, 8.5.0 - 8.5.7
preferences:
49.6 ms | 751 KiB | 4 Q