3v4l.org

run code in 300+ PHP versions simultaneously
<?php $timer = microtime(1); for ($i=1;$i<=1000000;$i++) echo 'a','a','a','a'; $timer = round(microtime(1) - $timer, 3); echo ', took: '.$timer. ' seconds'.PHP_EOL;

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)
7.3.10.0300.01716.19
7.3.00.0290.01316.35
7.2.130.0210.02816.48
7.2.120.0270.01716.68
7.2.110.0380.00716.68
7.2.100.0370.00716.58
7.2.90.0330.02016.64
7.2.80.0380.00516.57
7.2.70.0490.01616.65
7.2.60.0330.01016.76
7.2.50.0330.01016.64
7.2.40.0360.01016.82
7.2.30.0340.00916.85
7.2.20.0390.01016.94
7.2.10.0430.00316.95
7.2.00.0340.00716.84
7.1.250.0400.01015.71
7.1.70.0200.00717.08
7.1.60.0600.01719.33
7.1.50.0530.01617.21
7.0.200.0300.00716.58

preferences:
34.78 ms | 401 KiB | 5 Q