3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = &new int; val_dump($a);

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)
7.0.10.0030.06020.22
7.0.00.0000.05720.22
5.6.160.0070.07320.48
5.6.150.0070.08318.21
5.6.140.0030.08318.09
5.6.130.0100.08318.14
5.6.120.0070.05021.13
5.6.110.0130.05720.98
5.6.100.0100.05321.10
5.6.90.0100.06021.01
5.6.80.0100.03320.40
5.5.300.0130.06017.98
5.5.290.0070.07317.91
5.5.280.0030.09020.86
5.5.270.0100.07320.64
5.5.260.0030.04320.82
5.5.250.0030.08720.68
5.5.240.0170.07720.25

preferences:
135.72 ms | 1394 KiB | 7 Q