3v4l.org

run code in 300+ PHP versions simultaneously
<?php class C{} class D extends C{} interface iA{ public function m(C $obj); } class A implements iA{ public function m(C $obj) { $b =2; } } class B implements iA{ public function m(D $obj) { $a = 1; } }

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)
8.3.60.0030.01016.62
8.3.50.0150.00521.28
8.3.40.0100.00718.69
8.3.30.0040.01118.77
8.3.20.0000.00720.30
8.3.10.0050.00323.39
8.3.00.0050.00319.56
8.2.180.0140.00718.29
8.2.170.0030.01722.96
8.2.160.0030.01020.27
8.2.150.0040.00424.18
8.2.140.0140.00324.66
8.2.130.0040.00426.16
8.2.120.0080.00017.63
8.2.110.0080.00319.37
8.2.100.0140.00317.62
8.2.90.0040.00418.99
8.2.80.0060.00317.97
8.2.70.0040.00417.38
8.2.60.0000.00817.91
8.2.50.0000.00818.10
8.2.40.0040.00420.54
8.2.30.0050.00219.84
8.2.20.0040.00417.68
8.2.10.0030.00517.86
8.2.00.0030.00617.92
8.1.280.0160.00325.92
8.1.270.0100.00320.23
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00621.03
8.1.230.0060.00617.77
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0030.00617.13
8.1.190.0040.00417.23
8.1.180.0030.00618.10
8.1.170.0090.00018.66
8.1.160.0030.00522.06
8.1.150.0070.00018.88
8.1.140.0040.00417.45
8.1.130.0060.00317.65
8.1.120.0070.00017.41
8.1.110.0040.00417.27
8.1.100.0080.00017.38
8.1.90.0030.00517.40
8.1.80.0000.00817.41
8.1.70.0030.00317.40
8.1.60.0000.00817.43
8.1.50.0000.00817.39
8.1.40.0000.00717.34
8.1.30.0080.00017.48
8.1.20.0000.00817.65
8.1.10.0090.00017.38
8.1.00.0080.00017.21
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0030.00318.39
8.0.270.0030.00317.16
8.0.260.0000.00617.24
8.0.250.0000.00716.97
8.0.240.0000.00716.96
8.0.230.0000.00816.93
8.0.220.0000.00716.89
8.0.210.0000.00816.79
8.0.200.0030.00516.94
8.0.190.0070.00016.96
8.0.180.0070.00016.92
8.0.170.0040.00416.78
8.0.160.0040.00416.92
8.0.150.0040.00416.86
8.0.140.0000.00716.89
8.0.130.0000.00613.28
8.0.120.0040.00416.86
8.0.110.0050.00316.92
8.0.100.0040.00416.67
8.0.90.0000.00716.76
8.0.80.0060.01616.81
8.0.70.0040.00416.91
8.0.60.0050.00216.91
8.0.50.0000.00816.92
8.0.30.0070.01217.21
8.0.20.0110.00917.40
8.0.10.0040.00417.00
8.0.00.0030.01416.62
7.4.330.0030.00315.08
7.4.320.0030.00316.55
7.4.300.0030.00316.50
7.4.290.0060.00316.45
7.4.280.0060.00316.36
7.4.270.0070.00016.47
7.4.260.0020.00516.42
7.4.250.0050.00216.27
7.4.240.0020.00616.43
7.4.230.0030.00316.43
7.4.220.0140.00416.61
7.4.210.0000.01416.43
7.4.200.0040.00416.56
7.4.160.0060.00916.55
7.4.150.0110.00817.40
7.4.140.0130.00617.86
7.4.130.0110.00616.40
7.4.120.0080.01116.52
7.4.110.0070.01416.59
7.4.100.0070.01716.27
7.4.90.0080.00816.66
7.4.80.0070.01419.39
7.4.70.0120.00416.27
7.4.60.0060.01016.33
7.4.50.0040.00416.36
7.4.40.0100.00716.30
7.4.30.0110.01116.46
7.4.00.0070.00414.75
7.3.330.0050.00013.21
7.3.320.0030.00313.23
7.3.310.0030.00416.20
7.3.300.0070.00016.10
7.3.290.0100.00716.21
7.3.280.0130.00516.22
7.3.270.0090.00917.40
7.3.260.0070.01716.46
7.3.250.0070.01016.33
7.3.240.0070.01016.22
7.3.230.0060.01016.43
7.3.210.0090.00916.29
7.3.200.0140.00816.30
7.3.190.0070.01016.41
7.3.180.0130.00316.27
7.3.170.0120.00916.36
7.3.160.0150.00316.22
7.2.330.0180.00516.27
7.2.320.0120.00616.63
7.2.310.0120.00416.40
7.2.300.0060.01116.27
7.2.290.0030.01916.43
7.2.60.0000.01216.56
7.2.00.0000.01019.40
7.1.200.0070.00715.49
7.1.100.0060.00618.04
7.1.70.0030.00617.07
7.1.60.0070.01820.03
7.1.50.0080.00816.50
7.1.00.0030.07722.36
7.0.200.0000.01116.72
7.0.60.0200.07020.05
7.0.50.0070.08017.87
7.0.40.0000.04719.96
7.0.30.0230.07020.24
7.0.20.0270.07320.03
7.0.10.0100.04720.24
7.0.00.0170.05720.23
5.6.280.0030.04720.87
5.6.210.0100.08020.62
5.6.200.0030.06318.24
5.6.190.0170.07720.64
5.6.180.0300.05720.77
5.6.170.0300.07320.55
5.6.160.0230.03320.50
5.6.150.0000.05018.29
5.6.140.0030.07018.18
5.6.130.0000.05318.19
5.6.120.0070.08321.13
5.6.110.0170.06721.02
5.6.100.0030.04721.08
5.6.90.0130.07721.00
5.6.80.0130.07020.59
5.5.350.0370.07320.44
5.5.340.0030.06717.98
5.5.330.0170.07020.44
5.5.320.0230.06020.57
5.5.310.0330.07020.27
5.5.300.0130.05318.08
5.5.290.0000.04317.96
5.5.280.0130.05320.73
5.5.270.0130.04020.68
5.5.260.0100.09020.97
5.5.250.0130.07020.59
5.5.240.0030.08020.24
5.4.450.0230.05019.59
5.4.440.0300.05719.45
5.4.430.0230.05019.39
5.4.420.0170.05719.63
5.4.410.0170.05319.16
5.4.400.0100.06019.22
5.4.390.0130.05719.15
5.4.380.0070.06019.14
5.4.370.0070.06319.25
5.4.360.0270.04719.05
5.4.350.0170.05319.26
5.4.340.0270.05719.05
5.4.320.0200.05719.01
5.4.310.0170.05319.28
5.4.300.0270.04318.86
5.4.290.0330.03319.27
5.4.280.0230.04719.00
5.4.270.0270.04319.13
5.4.260.0200.06019.00
5.4.250.0270.05019.05
5.4.240.0100.06018.86
5.4.230.0230.05318.86
5.4.220.0030.06318.96
5.4.210.0070.06018.96
5.4.200.0130.05319.15
5.4.190.0130.05319.25
5.4.180.0170.05019.27
5.4.170.0100.05718.85
5.4.160.0130.05718.98
5.4.150.0100.06019.28
5.4.140.0170.06316.53
5.4.130.0230.05016.37
5.4.120.0330.05316.54
5.4.110.0270.05316.24
5.4.100.0200.05016.32
5.4.90.0200.04316.65
5.4.80.0000.06016.55
5.4.70.0200.05016.57
5.4.60.0230.05716.56
5.4.50.0230.07316.34
5.4.40.0270.06316.53
5.4.30.0030.06316.25
5.4.20.0270.04016.56
5.4.10.0270.03716.51

preferences:
50.03 ms | 401 KiB | 5 Q