3v4l.org

run code in 500+ PHP versions simultaneously
<?php class Foo { public function run(): void { } } class Bar extends Foo { /** * @return never */ public function run() { exit; } } new Bar();

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)
8.4.120.0110.00620.53
8.3.50.0060.00316.74
preferences:
44.63 ms | 493 KiB | 4 Q