3v4l.org

run code in 500+ PHP versions simultaneously
<?php class x { function function() { echo __METHOD__; } } (new x)->function(); // x::function ?>
Output for 8.1.32 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.21, 8.5.0 - 8.5.6
x::function
preferences:
42.78 ms | 850 KiB | 4 Q