3v4l.org

run code in 500+ PHP versions simultaneously
<?php enum Foo { case bar; } echo serialize( Foo::bar );
Output for 8.2.34, 8.3.0 - 8.3.35, 8.4.1 - 8.4.26, 8.5.0 - 8.5.11
E:7:"Foo:bar";
preferences:
31.12 ms | 1151 KiB | 7 Q