3v4l.org

run code in 500+ PHP versions simultaneously
<?php trait t { function as() { echo 'as'; } } class x { use t { as as as ;} } (new x)->as(); // prints as
Output for 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
as

preferences:
52.87 ms | 844 KiB | 4 Q