3v4l.org

run code in 300+ PHP versions simultaneously
<?php interface A {} class B implements A {} class C extends B {} class D extends B implements A {} $bRef = new \ReflectionClass('B'); var_dump($bRef->implementsInterface('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)
8.3.60.0140.00018.30
8.3.50.0110.00522.05
8.3.40.0100.00718.58
8.3.30.0140.00319.09
8.3.20.0040.00420.25
8.3.10.0030.00621.96
8.3.00.0000.00722.40
8.2.180.0110.00716.63
8.2.170.0070.01022.96
8.2.160.0120.00318.79
8.2.150.0100.00024.18
8.2.140.0080.00024.66
8.2.130.0030.01426.16
8.2.120.0080.00017.63
8.2.110.0060.00322.12
8.2.100.0120.00019.59
8.2.90.0000.00919.40
8.2.80.0000.00817.97
8.2.70.0000.00917.47
8.2.60.0000.00818.04
8.2.50.0040.00418.07
8.2.40.0030.00618.16
8.2.30.0000.00818.00
8.2.20.0080.00017.71
8.2.10.0070.00017.66
8.2.00.0030.00517.75
8.1.280.0120.00625.92
8.1.270.0080.00022.14
8.1.260.0040.00426.35
8.1.250.0030.00628.09
8.1.240.0000.00923.66
8.1.230.0090.00319.16
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0030.00617.23
8.1.190.0000.00817.54
8.1.180.0000.00818.67
8.1.170.0040.00418.46
8.1.160.0040.00421.97
8.1.150.0040.00418.63
8.1.140.0000.00817.32
8.1.130.0000.00717.83
8.1.120.0030.00317.38
8.1.110.0000.00817.50
8.1.100.0030.00317.47
8.1.90.0000.00717.49
8.1.80.0040.00417.42
8.1.70.0030.00317.46
8.1.60.0000.00917.58
8.1.50.0040.00417.50
8.1.40.0030.00617.52
8.1.30.0040.00417.46
8.1.20.0050.00317.64
8.1.10.0040.00417.49
8.1.00.0070.00017.30
8.0.300.0000.00718.77
8.0.290.0000.00717.05
8.0.280.0070.00018.46
8.0.270.0000.00717.21
8.0.260.0000.00616.77
8.0.250.0030.00316.94
8.0.240.0000.00716.96
8.0.230.0070.00017.00
8.0.220.0000.00716.91
8.0.210.0030.00316.91
8.0.200.0000.00716.83
8.0.190.0000.00816.98
8.0.180.0050.00316.91
8.0.170.0040.00416.89
8.0.160.0070.00016.77
8.0.150.0070.00016.87
8.0.140.0000.00716.87
8.0.130.0030.00313.33
8.0.120.0030.00516.87
8.0.110.0050.00216.83
8.0.100.0050.00316.80
8.0.90.0000.00716.75
8.0.80.0080.00716.87
8.0.70.0040.00416.80
8.0.60.0000.00716.76
8.0.50.0000.00716.85
8.0.30.0130.00916.97
8.0.20.0090.01017.40
8.0.10.0040.00417.12
8.0.00.0090.01216.65
7.4.330.0000.00515.14
7.4.320.0030.00316.64
7.4.300.0030.00316.51
7.4.290.0000.00716.51
7.4.280.0030.00316.61
7.4.270.0060.00316.55
7.4.260.0000.00716.59
7.4.250.0040.00416.57
7.4.240.0000.00816.59
7.4.230.0000.00716.40
7.4.220.0130.01016.64
7.4.210.0080.00916.53
7.4.200.0000.00816.38
7.4.190.0000.00716.71
7.4.160.0100.01316.44
7.4.150.0090.01317.40
7.4.140.0100.00817.86
7.4.130.0150.00416.50
7.4.120.0140.00716.51
7.4.110.0110.00616.34
7.4.100.0100.00716.61
7.4.90.0120.00616.55
7.4.80.0120.00619.39
7.4.70.0080.00816.40
7.4.60.0140.00716.48
7.4.50.0050.00316.42
7.4.40.0060.00622.77
7.4.30.0060.01016.42
7.4.00.0070.01115.11
7.3.330.0000.00513.22
7.3.320.0000.00513.00
7.3.310.0080.00016.23
7.3.300.0060.00016.19
7.3.290.0070.01316.22
7.3.280.0090.00616.22
7.3.270.0070.01017.40
7.3.260.0170.00616.47
7.3.250.0060.01116.24
7.3.240.0160.00016.61
7.3.230.0100.00716.55
7.3.210.0130.01016.41
7.3.200.0060.00916.50
7.3.190.0090.00916.52
7.3.180.0120.00316.49
7.3.170.0060.01016.42
7.3.160.0090.00616.42
7.3.120.0090.00614.65
7.2.330.0100.01016.69
7.2.320.0110.01216.61
7.2.310.0090.00916.63
7.2.300.0100.00716.58
7.2.290.0040.01216.42
7.2.00.0000.01819.41
7.1.100.0040.01217.73
7.1.70.0000.00717.08
7.1.60.0090.00619.82
7.1.50.0100.01416.83
7.1.00.0000.05322.36
7.0.200.0000.00816.66
7.0.140.0000.07722.01
7.0.60.0070.04019.92
7.0.50.0130.07017.88
7.0.40.0070.08320.10
7.0.30.0230.07720.24
7.0.20.0300.07720.24
7.0.10.0030.06020.15
7.0.00.0030.06020.06
5.6.280.0000.07720.89
5.6.210.0170.07720.64
5.6.200.0170.07718.27
5.6.190.0170.05020.39
5.6.180.0430.07320.64
5.6.170.0200.04720.39
5.6.160.0170.07720.50
5.6.150.0030.05318.14
5.6.140.0100.07318.11
5.6.130.0030.05718.14
5.6.120.0130.04021.11
5.6.110.0030.08721.04
5.6.100.0130.07720.96
5.6.90.0000.04320.98
5.6.80.0000.04320.51
5.5.350.0270.07320.40
5.5.340.0070.08317.92
5.5.330.0070.04020.27
5.5.320.0330.04020.38
5.5.310.0270.05020.19
5.5.300.0030.05717.95
5.5.290.0030.07318.10
5.5.280.0170.03720.73
5.5.270.0030.07020.96
5.5.260.0030.09020.88
5.5.250.0100.07720.54
5.5.240.0100.06020.32
5.4.450.0730.06019.39
5.4.440.0670.06319.45
5.4.430.0000.06319.46
5.4.420.0130.05019.38
5.4.410.0000.06019.01
5.4.400.0130.05018.62
5.4.390.0170.06718.61
5.4.380.0030.06018.56
5.4.370.0030.04018.54
5.4.360.0070.03718.53
5.4.350.0120.06212.02
5.4.340.0090.03512.01
5.4.320.0100.04012.50
5.4.310.0040.03912.49
5.4.300.0080.04212.50
5.4.290.0100.04312.49
5.4.280.0070.03512.39
5.4.270.0070.06318.96
5.4.260.0200.06018.79
5.4.250.0100.06019.02
5.4.240.0070.07718.93
5.4.230.0170.06718.96
5.4.220.0170.06718.80
5.4.210.0000.07318.73
5.4.200.0130.04719.03
5.4.190.0070.05318.93
5.4.180.0030.05318.83
5.4.170.0070.07318.82
5.4.160.0070.05718.94
5.4.150.0070.05718.75
5.4.140.0070.05316.44
5.4.130.0100.04716.44
5.4.120.0070.05316.65
5.4.110.0170.04316.41
5.4.100.0100.05016.46
5.4.90.0030.05016.67
5.4.80.0030.07016.53
5.4.70.0130.06316.55
5.4.60.0100.06016.33
5.4.50.0030.05716.38
5.4.40.0130.04316.51
5.4.30.0030.05316.58
5.4.20.0100.06716.55
5.4.10.0070.06016.38
5.4.00.0170.04715.91
5.3.290.0060.03912.80
5.3.280.0100.05014.58
5.3.270.0070.05314.68
5.3.260.0030.06014.60
5.3.250.0100.05014.74
5.3.240.0100.04714.69
5.3.230.0230.05314.68
5.3.220.0130.04314.79
5.3.210.0030.05314.57
5.3.200.0100.07014.70
5.3.190.0230.05014.70
5.3.180.0100.07014.57
5.3.170.0030.05714.65
5.3.160.0130.04714.64
5.3.150.0070.05014.65
5.3.140.0130.04314.53
5.3.130.0170.04314.61
5.3.120.0070.05314.38
5.3.110.0100.05714.71
5.3.100.0000.05714.19
5.3.90.0070.05014.18
5.3.80.0200.04714.09
5.3.70.0100.04314.18
5.3.60.0030.06714.08
5.3.50.0070.06013.85
5.3.40.0100.04313.85
5.3.30.0130.05713.90
5.3.20.0130.04313.68
5.3.10.0070.05313.70
5.3.00.0000.05313.72
5.2.170.0070.04311.16
5.2.160.0070.04011.22
5.2.150.0030.04711.22
5.2.140.0130.03311.16
5.2.130.0030.04011.18
5.2.120.0030.05711.26
5.2.110.0070.03711.18
5.2.100.0030.06011.27
5.2.90.0130.05011.09
5.2.80.0000.04711.09
5.2.70.0030.04010.92
5.2.60.0100.05711.27
5.2.50.0070.05311.10
5.2.40.0070.03711.06
5.2.30.0130.05011.13
5.2.20.0130.04010.94
5.2.10.0100.05010.94
5.2.00.0000.04310.80
5.1.60.0070.04710.06
5.1.50.0030.03310.09
5.1.40.0070.0479.95
5.1.30.0100.03010.41
5.1.20.0030.05310.45
5.1.10.0070.04710.10
5.1.00.0100.03010.04
5.0.50.0000.0308.66
5.0.40.0070.0378.42
5.0.30.0030.0508.26
5.0.20.0030.0278.30
5.0.10.0000.0308.25
5.0.00.0030.0438.21
4.4.90.0030.0205.93
4.4.80.0000.0305.93
4.4.70.0030.0205.93
4.4.60.0030.0205.93
4.4.50.0030.0235.93
4.4.40.0000.0475.93
4.4.30.0070.0235.93
4.4.20.0100.0135.95
4.4.10.0000.0335.93
4.4.00.0030.0335.93
4.3.110.0000.0275.93
4.3.100.0000.0305.93
4.3.90.0000.0235.93
4.3.80.0070.0305.93
4.3.70.0030.0205.93
4.3.60.0000.0375.93
4.3.50.0070.0175.93
4.3.40.0000.0435.93
4.3.30.0000.0235.93
4.3.20.0000.0275.93
4.3.10.0000.0275.93
4.3.00.0130.0276.88

preferences:
43 ms | 401 KiB | 5 Q