3v4l.org

run code in 500+ PHP versions simultaneously
<?php class Foo { public static $baz; } class Bar extends Foo { public static $baz; } Foo::$baz = '2'; Bar::$baz = '1'; var_dump(Foo::$baz, Bar::$baz);
Output for 8.1.32 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
string(1) "2" string(1) "1"
preferences:
60.23 ms | 844 KiB | 4 Q