3v4l.org

run code in 300+ PHP versions simultaneously
<?php // Create an empty file touch('empty.txt'); while (true) { include('empty.txt'); echo memory_get_usage() . "\n"; }

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)
7.2.00.0120.00319.39
7.1.70.0110.00616.73
7.1.60.0070.02319.40
7.1.50.0100.01017.05
7.0.200.0030.00716.80

preferences:
28.15 ms | 401 KiB | 5 Q