3v4l.org

run code in 300+ PHP versions simultaneously
<?php function please_dont_do(): int|never { if (rand() === 0) { exit; } return 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)
8.5.30.0200.00817.19
8.4.180.0350.00719.60
8.3.300.0290.01118.22
8.2.300.0320.00817.79
8.1.340.0330.00817.16
8.0.10.0100.00917.14

preferences:
145.75 ms | 1011 KiB | 7 Q