3v4l.org

run code in 300+ PHP versions simultaneously
<?php function foo(){echo __FUNCTION__;} function bar(){echo __FUNCTION__;} function baz(){echo __FUNCTION__;} function barfl(){echo __FUNCTION__;} $str = "foo"; switch ($str) { case "foo": foo(); break; case "bar": bar(); break; case "baz": baz(); break; case "barfl": barfl(); break; }
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.30, 8.0.0 - 8.0.20, 8.1.0 - 8.1.7
foo

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23.83 ms | 409 KiB | 5 Q