3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class MyAbsClass { abstract public function test($foo, $bar = 'none'); } class MyClass extends MyAbsClass { public function test($foo) { print $foo; } } $a = new MyClass(); $a->foo('bar');

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)
7.0.90.0700.00020.06
7.0.80.0770.00019.88
7.0.70.0770.00020.02
7.0.60.0770.00019.84
7.0.50.0800.00020.32
7.0.40.0770.00020.23
7.0.30.0670.00020.25
7.0.20.0830.00020.36
7.0.10.0700.00020.33
7.0.00.4130.00020.24
5.6.240.0700.00020.64
5.6.230.0770.00020.51
5.6.220.0770.00020.48
5.6.210.0700.00020.63
5.6.200.0970.00021.08
5.6.190.0870.00021.10
5.6.180.0730.00021.03
5.6.170.0700.00021.09
5.6.160.0700.00021.12
5.6.150.0800.00021.11
5.6.140.0700.00021.02
5.6.130.0700.00021.06
5.6.120.0700.00021.13
5.6.110.0770.00021.08
5.6.100.0800.00021.09
5.6.90.0730.00021.00
5.6.80.0700.00020.48
5.6.70.0930.00020.47
5.6.60.0770.00020.42
5.6.50.0830.00020.47
5.6.40.0770.00020.46
5.6.30.0770.00020.43
5.6.20.0730.00020.44
5.6.10.0670.00020.55
5.6.00.0800.00020.43

preferences:
143.61 ms | 1394 KiB | 7 Q