3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A {} class B extends A {} function asd(callable(B, callable(B)) $cb) { $cb($b, function (B $b) { }); } asd(function (A $a, callable(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)
5.4.390.0070.06319.32
5.4.380.0130.05318.61
5.4.370.0170.04718.52
5.4.360.0130.05018.61
5.4.350.0170.05018.76
5.4.340.0200.07018.48
5.4.320.0230.04318.56
5.4.310.0200.04318.69
5.4.300.0270.04018.72
5.4.290.0170.05018.61
5.4.280.0170.04718.60
5.4.270.0300.04318.46
5.4.260.0100.05718.71
5.4.250.0230.04718.66
5.4.240.0130.05318.59
5.4.230.0100.05718.55
5.4.220.0170.05018.67
5.4.210.0200.05718.73
5.4.200.0070.05716.63
5.4.190.0200.04718.69
5.4.180.0170.05018.75
5.4.170.0130.05718.64
5.4.160.0070.06318.72
5.4.150.0170.05718.64
5.4.140.0130.05316.30
5.4.130.0130.04716.22
5.4.120.0130.04716.18
5.4.110.0130.05016.25
5.4.100.0230.04016.19
5.4.90.0130.05316.19
5.4.80.0070.05316.27
5.4.70.0200.04316.27
5.4.60.0130.05316.38
5.4.50.0100.05316.22
5.4.40.0200.04716.26
5.4.30.0200.04716.25
5.4.20.0130.05316.24
5.4.10.0130.05016.43
5.4.00.0100.05015.89
5.3.290.0070.06014.83
5.3.280.0100.06014.64
5.3.270.0130.05314.66
5.3.260.0130.05714.66
5.3.250.0100.05714.70
5.3.240.0200.04714.81
5.3.230.0300.05314.58
5.3.220.0100.05714.73
5.3.210.0170.07314.61
5.3.200.0230.04314.77
5.3.190.0230.05714.70
5.3.180.0200.04314.67
5.3.170.0130.05014.69
5.3.160.0130.05014.70
5.3.150.0130.05014.54
5.3.140.0130.05314.72
5.3.130.0270.04314.69
5.3.120.0030.07014.54
5.3.110.0170.05014.60
5.3.100.0130.05014.24
5.3.90.0070.05714.13
5.3.80.0230.04314.05
5.3.70.0130.05314.05
5.3.60.0130.05014.22
5.3.50.0130.05314.05
5.3.40.0130.05314.12
5.3.30.0170.05013.95
5.3.20.0470.03713.71
5.3.10.0130.05313.86
5.3.00.0100.06013.62
5.2.170.0100.04711.27
5.2.160.0100.04311.25
5.2.150.0170.04311.22
5.2.140.0130.05011.36
5.2.130.0070.05011.14
5.2.120.0130.04711.15
5.2.110.0130.04711.22
5.2.100.0130.05311.23
5.2.90.0170.05311.12
5.2.80.0100.06011.20
5.2.70.0200.04311.30
5.2.60.0130.04011.09
5.2.50.0270.04711.05
5.2.40.0070.04710.93
5.2.30.0230.03311.09
5.2.20.0130.04011.00
5.2.10.0130.04310.96
5.2.00.0130.03710.84
5.1.60.0170.02710.07
5.1.50.0100.04710.07
5.1.40.0100.03710.05
5.1.30.0130.03310.32
5.1.20.0100.03710.39
5.1.10.0070.04010.05
5.1.00.0100.04310.20
5.0.50.0070.0308.68
5.0.40.0070.0278.51
5.0.30.0130.0438.31
5.0.20.0100.0238.32
5.0.10.0070.0278.38
5.0.00.0130.0408.14
4.4.90.0100.0206.27
4.4.80.0130.0176.27
4.4.70.0070.0236.27
4.4.60.0000.0276.27
4.4.50.0030.0236.27
4.4.40.0070.0336.27
4.4.30.0030.0236.27
4.4.20.0000.0276.27
4.4.10.0070.0206.27
4.4.00.0030.0376.27
4.3.110.0070.0206.27
4.3.100.0030.0236.27
4.3.90.0030.0236.27
4.3.80.0100.0306.27
4.3.70.0070.0206.27
4.3.60.0070.0206.27
4.3.50.0070.0236.27
4.3.40.0130.0336.27
4.3.30.0070.0206.27
4.3.20.0070.0206.27
4.3.10.0070.0206.27
4.3.00.0070.0177.34

preferences:
162.71 ms | 1592 KiB | 7 Q