3v4l.org

run code in 500+ PHP versions simultaneously
<?php //declare(strict_types=1); function foo(float $x): int { var_dump($x); return $x; } var_dump(foo(1)); //var_dump(foo(1.1));

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)
8.5.70.0100.00816.67
8.5.60.0310.01116.90
8.5.50.0080.00618.27
preferences:
54.18 ms | 488 KiB | 5 Q