3v4l.org

run code in 300+ PHP versions simultaneously
<?php class X { public function __call($m) { } } class Y { } var_dump(is_callable([new X, 'wa']), is_callable([new Y, 'wa']));

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)
7.0.10.0030.04320.23
7.0.00.0100.05020.33
5.6.160.0130.06720.48
5.6.150.0000.04718.18
5.6.140.0170.07718.19
5.6.130.0100.04018.28
5.6.120.0100.08321.12
5.6.110.0100.08021.04
5.6.100.0000.04320.95
5.6.90.0130.07720.98
5.6.80.0030.09020.28
5.5.300.0100.03717.99
5.5.290.0000.04317.99
5.5.280.0130.03720.84
5.5.270.0000.09020.77
5.5.260.0170.07320.82
5.5.250.0000.08720.78
5.5.240.0130.07720.04

preferences:
144.69 ms | 1394 KiB | 7 Q