3v4l.org

run code in 300+ PHP versions simultaneously
<?php $ = "lol"; echo $;

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)
7.0.10.0030.06320.16
7.0.00.0070.05020.14
5.6.160.0030.09020.71
5.6.150.0130.07318.17
5.6.140.0100.06318.21
5.6.130.0000.04718.19
5.6.120.0070.03720.98
5.6.110.0100.06321.13
5.6.100.0170.07721.00
5.6.90.0030.09021.12
5.6.80.0070.07020.50
5.5.300.0070.04318.04
5.5.290.0100.07717.95
5.5.280.0200.06720.77
5.5.270.0070.05320.79
5.5.260.0000.06320.86
5.5.250.0130.08320.49
5.5.240.0170.05020.26

preferences:
137.59 ms | 1398 KiB | 7 Q