run code in 200+ php & hhvm versions
Bugs & Features
<?php class Bar { public static function foo($t){ return __CLASS__; } } class Foo extends Bar{ public static function foo($t) { return $t::foo($t); } } class Qux extends Foo { public static function foo($t){ return __CLASS__; } } var_dump(Foo::foo('parent')); var_dump(Foo::foo('static'));
based on cNCjo

Here you find the average performance (time & memory) of each version. A greyed out version indicates it didn't complete successfully (based on exit-code).
Note: hhvm uses a JIT which only kicks in after a few runs. Since we run scripts only once, hhvm always runs slower.

VersionSystem time (s)User time (s)Memory (MiB)