3v4l.org

run code in 300+ PHP versions simultaneously
<?php class seanTest { private const TESTING = 1; } var_dump(seanTest::TESTING)

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)
7.0.00.0030.04720.06
5.6.160.0100.08020.46
5.6.150.0000.04318.16
5.6.140.0170.07318.18
5.6.130.0130.07718.18
5.6.120.0300.04720.98
5.6.110.0130.06320.99
5.6.100.0000.08020.98
5.6.90.0100.08021.01
5.6.80.0230.06720.43
5.5.300.0100.08318.08
5.5.290.0100.07717.98
5.5.280.0100.08020.96
5.5.270.0070.04020.95
5.5.260.0100.09020.86
5.5.250.0100.04720.66
5.5.240.0230.06320.23

preferences:
142.35 ms | 1394 KiB | 7 Q