3v4l.org

run code in 300+ PHP versions simultaneously
<?php $s = []; var_dump($s['test'] ??);

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)
5.6.150.0070.08318.14
5.6.140.0070.05718.14
5.6.130.0030.08018.24
5.6.120.0070.08720.98
5.6.110.0070.08321.02
5.6.100.0030.04321.04
5.6.90.0030.04021.10
5.6.80.0130.07720.42
5.5.300.0100.03718.02
5.5.290.0000.08717.98
5.5.280.0100.03320.95
5.5.270.0200.06020.86
5.5.260.0070.05020.86
5.5.250.0070.04020.79
5.5.240.0270.07020.06

preferences:
141.33 ms | 942 KiB | 9 Q