3v4l.org

run code in 300+ PHP versions simultaneously
<?php interface OriginalContract { } interface MoreSpecificContract extends OriginalContract { } class Foo { public function baz(OriginalContract $item) {} } class Bar extends Foo { public function baz(MoreSpecificContract $item) {} }

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)
8.3.40.0090.00618.54
8.3.30.0040.01118.60
8.3.20.0070.00720.16
8.3.10.0040.00421.79
8.3.00.0050.00319.44
8.2.170.0140.00022.96
8.2.160.0090.00420.47
8.2.150.0080.00024.18
8.2.140.0190.00024.66
8.2.130.0050.00326.16
8.2.120.0000.00817.75
8.2.110.0060.00320.34
8.2.100.0040.00817.50
8.2.90.0000.00719.06
8.2.80.0050.00317.97
8.2.70.0080.00017.50
8.2.60.0040.00417.88
8.2.50.0070.00418.07
8.2.40.0030.00621.08
8.2.30.0000.00719.84
8.2.20.0070.00017.62
8.2.10.0040.00418.05
8.2.00.0040.00417.93
8.1.270.0070.01120.38
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0060.00323.98
8.1.230.0120.00017.42
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0000.00917.23
8.1.190.0000.00817.23
8.1.180.0040.00418.10
8.1.170.0060.00318.71
8.1.160.0050.00322.05
8.1.150.0040.00418.81
8.1.140.0000.00817.29
8.1.130.0030.00317.61
8.1.120.0050.00217.40
8.1.110.0000.00717.44
8.1.100.0000.00817.27
8.1.90.0050.00217.33
8.1.80.0080.00017.30
8.1.70.0000.00917.35
8.1.60.0000.00717.55
8.1.50.0030.00617.42
8.1.40.0040.00417.45
8.1.30.0030.00617.60
8.1.20.0000.00717.46
8.1.10.0000.00717.34
8.1.00.0000.00817.29
8.0.300.0070.00018.77
8.0.290.0040.00416.63
8.0.280.0070.00018.31
8.0.270.0000.00717.14
8.0.260.0000.00717.18
8.0.250.0000.00716.98
8.0.240.0000.00716.88
8.0.230.0030.00316.91
8.0.220.0040.00416.90
8.0.210.0050.00316.82
8.0.200.0070.00016.94
8.0.190.0000.00916.95
8.0.180.0080.00016.89
8.0.170.0050.00316.97
8.0.160.0040.00416.79
8.0.150.0070.00016.71
8.0.140.0000.00716.82
8.0.130.0060.00013.26
8.0.120.0000.00816.93
8.0.110.0050.00216.80
8.0.100.0050.00216.79
8.0.90.0000.00716.78
8.0.80.0100.00716.90
8.0.70.0070.00016.86
8.0.60.0000.00716.79
8.0.50.0030.00516.94
8.0.30.0100.00817.10
8.0.20.0080.01017.40
8.0.10.0000.00716.96
8.0.00.0100.00916.63
7.4.330.0000.00715.08
7.4.320.0060.00016.51
7.4.300.0030.00316.53
7.4.290.0000.00716.50
7.4.280.0060.00316.54
7.4.270.0040.00416.29
7.4.260.0000.00716.39
7.4.250.0070.00016.42
7.4.240.0000.00716.51
7.4.230.0070.00016.62
7.4.220.0030.01916.53
7.4.210.0060.00816.50
7.4.200.0030.00316.59
7.4.160.0120.00616.55
7.4.150.0140.00317.40
7.4.140.0120.00817.86
7.4.130.0120.00916.45
7.4.120.0070.01016.55
7.4.110.0030.01316.23
7.4.100.0100.01016.23
7.4.90.0060.01116.43
7.4.80.0170.00619.39
7.4.70.0030.01216.47
7.4.60.0180.00416.38
7.4.50.0060.00316.28
7.4.40.0090.00916.49
7.4.30.0080.00816.62
7.4.00.0060.01014.75
7.3.330.0030.00313.07
7.3.320.0000.00613.05
7.3.310.0000.00716.12
7.3.300.0030.00316.17
7.3.290.0000.00716.23
7.3.280.0100.01016.21
7.3.270.0040.01417.40
7.3.260.0090.00916.23
7.3.250.0090.00916.33
7.3.240.0070.01016.42
7.3.230.0140.00916.39
7.3.210.0090.01516.29
7.3.200.0130.01016.52
7.3.190.0070.01016.53
7.3.180.0120.00416.42
7.3.170.0180.00416.27
7.3.160.0000.01616.50
7.3.120.0090.00914.59
7.3.110.0100.01014.44
7.3.100.0030.01014.73
7.3.90.0060.00614.50
7.3.80.0060.00614.72
7.3.70.0110.00414.50
7.3.60.0090.00614.59
7.3.50.0000.00914.47
7.3.40.0000.01214.36
7.3.30.0000.01014.45
7.3.20.0080.00416.69
7.3.10.0040.00716.57
7.3.00.0090.00016.59
7.2.330.0100.01416.38
7.2.320.0030.01916.66
7.2.310.0090.00916.59
7.2.300.0100.00716.32
7.2.290.0120.01116.50
7.2.250.0070.01014.80
7.2.240.0100.01014.76
7.2.230.0090.00614.73
7.2.220.0030.00715.05
7.2.210.0080.00414.74
7.2.200.0050.00514.88
7.2.190.0080.00614.79
7.2.180.0080.00314.80
7.2.170.0090.00614.77
7.2.60.0030.01316.48
7.2.00.0030.01019.33
7.1.330.0070.00715.79
7.1.320.0000.01315.67
7.1.310.0030.01015.38
7.1.300.0110.00415.66
7.1.290.0030.00715.40
7.1.280.0080.00815.41
7.1.270.0000.01615.41
7.1.260.0040.01115.57
7.1.200.0060.00615.76
7.1.100.0090.00017.75
7.1.70.0040.00416.90
7.1.60.0060.01920.03
7.1.50.0120.01216.48
7.1.00.0030.07722.48
7.0.200.0160.01014.45
7.0.60.0070.04721.73
7.0.50.0130.07717.96
7.0.40.0100.08020.13
7.0.30.0200.03720.21
7.0.20.0300.07720.24
7.0.10.0030.05720.05
7.0.00.0100.07020.30
5.6.280.0070.06321.03
5.6.210.0070.08320.48
5.6.200.0000.05018.22
5.6.190.0070.05020.60
5.6.180.3930.03720.61
5.6.170.0230.08320.47
5.6.160.0130.04720.57
5.6.150.0130.07318.23
5.6.140.0100.07318.18
5.6.130.0030.07318.21
5.6.120.0170.07721.02
5.6.110.0200.07321.08
5.6.100.0130.03321.02
5.6.90.0100.05720.96
5.6.80.0130.08020.38
5.5.350.0270.07720.41
5.5.340.0070.05318.05
5.5.330.0070.05720.53
5.5.320.0200.04320.33
5.5.310.0230.05320.28
5.5.300.0100.04318.00
5.5.290.0030.04018.04
5.5.280.0170.07020.65
5.5.270.0130.08020.87
5.5.260.0070.04720.76
5.5.250.0000.07720.59
5.5.240.0330.06020.19
5.4.450.0400.04719.60
5.4.440.0500.04719.72
5.4.430.0500.07019.69
5.4.420.0430.05319.60
5.4.410.0200.07019.33
5.4.400.0070.07319.26
5.4.390.0200.06019.27
5.4.380.0330.05319.29
5.4.370.0470.04719.11
5.4.360.0230.06018.87
5.4.350.0500.04318.88
5.4.340.0330.06019.13
5.4.320.0430.05019.26
5.4.310.0430.04719.27
5.4.300.0400.05719.22
5.4.290.0300.06018.98
5.4.280.0400.05318.87
5.4.270.0430.05019.27
5.4.260.0530.06018.98
5.4.250.0400.05319.25
5.4.240.0400.05018.97
5.4.230.0270.06018.97
5.4.220.0430.06018.97
5.4.210.0400.05719.21
5.4.200.0430.05718.88
5.4.190.0330.05019.04
5.4.180.0500.06319.02
5.4.170.0500.04019.00
5.4.160.0330.06318.82
5.4.150.0330.05019.14
5.4.140.0470.03716.44
5.4.130.0430.04716.49
5.4.120.0430.04716.63
5.4.110.0470.04316.56
5.4.100.0130.04316.68
5.4.90.0070.05016.64
5.4.80.0130.05316.64
5.4.70.0000.04316.40
5.4.60.0230.05016.43
5.4.50.0000.06016.52
5.4.40.0300.06716.17
5.4.30.0230.05716.32
5.4.20.0370.05716.22

preferences:
53.85 ms | 400 KiB | 5 Q