3v4l.org

run code in 300+ PHP versions simultaneously
<?php $someString = 'Testing'; $id = md5($someString + rand(0, 9999999) + rand(0, 9999999)); echo $id; echo "\n====\n"; echo (int) $someString + 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)
5.0.50.0010.00416.30

preferences:
57.04 ms | 487 KiB | 5 Q