3v4l.org

run code in 300+ PHP versions simultaneously
<?php function test() { return; } $x = test(); var_dump($x); echo get_debug_type($x);

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)
8.5.20.0100.00719.18
8.5.10.0110.00618.44
8.5.00.0230.00616.45
8.4.170.0130.00922.19
8.4.160.0170.00822.12
8.4.90.0090.01119.59
8.3.300.0110.00918.22
8.3.290.0120.00820.11
8.3.180.0110.00818.23
8.3.50.0100.00918.48

preferences:
30.96 ms | 403 KiB | 5 Q