3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class Foo{ abstract public function bar(array $params = null){} } class Moo extends Foo{ public function bar(array $params){ echo count($params); } } $c = new Moo(); $c->bar(array(5));

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)
7.0.10.0200.07720.23
7.0.00.0100.05320.23
5.6.160.0030.08020.46
5.6.150.0100.06718.25
5.6.140.0130.03718.18
5.6.130.0070.08018.18
5.6.120.0170.07020.97
5.6.110.0070.05320.89
5.6.100.0000.09321.04
5.6.90.0200.05020.95
5.6.80.0070.08020.43
5.5.300.0170.07318.00
5.5.290.0130.08017.98
5.5.280.0000.04720.69
5.5.270.0070.07720.77
5.5.260.0070.08020.87
5.5.250.0100.08020.69
5.5.240.0170.06020.29

preferences:
135.91 ms | 1394 KiB | 7 Q