run code in 300+ PHP versions simultaneously
<?php enum Suit { case Hearts; case Clubs; case Diamonds; case Spades; } Var_dump( Suit);

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

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

15.11 ms | 402 KiB | 5 Q