3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = &new int(3); val_dump($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)
7.0.10.0130.05320.23
7.0.00.0070.06320.18
5.6.160.0070.09020.48
5.6.150.0100.07018.18
5.6.140.0130.07318.22
5.6.130.0070.08018.22
5.6.120.0070.08720.99
5.6.110.0030.07721.07
5.6.100.0170.07321.13
5.6.90.0130.08021.02
5.6.80.0030.04020.35
5.5.300.0170.07017.88
5.5.290.0100.07017.97
5.5.280.0030.09020.94
5.5.270.0130.08020.89
5.5.260.0030.04020.72
5.5.250.0070.08720.61
5.5.240.0130.08720.07

preferences:
139.51 ms | 1394 KiB | 7 Q