run code in 300+ PHP versions simultaneously
<?php $d = new DateTime("now"); echo $d->format("F") . PHP_EOL; $d = new DateTime("-1month"); echo $d->format("F") . PHP_EOL; $d = new DateTime("-2months"); echo $d->format("F") . PHP_EOL;

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)

11.95 ms | 406 KiB | 5 Q