3v4l.org

run code in 300+ PHP versions simultaneously
<?php interface A { public function a($x); } interface B { public function a($x, $y); } class AImpl implements A, B { public function a($x) {} }

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)
8.3.60.0120.00318.64
8.3.50.0080.01021.14
8.3.40.0120.00318.55
8.3.30.0060.01218.77
8.3.20.0050.00318.66
8.3.10.0000.00819.26
8.3.00.0080.00023.67
8.2.180.0090.01218.04
8.2.170.0110.00422.96
8.2.160.0070.00720.57
8.2.150.0060.00324.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0120.00319.66
8.2.110.0030.00721.02
8.2.100.0040.00817.72
8.2.90.0000.00719.17
8.2.80.0050.00317.97
8.2.70.0030.00517.38
8.2.60.0000.00818.04
8.2.50.0000.00818.07
8.2.40.0000.00718.22
8.2.30.0040.00421.22
8.2.20.0040.00417.53
8.2.10.0000.00817.50
8.2.00.0040.00417.48
8.1.280.0070.00725.92
8.1.270.0080.00023.99
8.1.260.0030.01026.35
8.1.250.0070.00028.09
8.1.240.0130.01019.07
8.1.230.0100.00017.42
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0030.00617.10
8.1.190.0040.00417.50
8.1.180.0060.00318.10
8.1.170.0000.00818.64
8.1.160.0040.00418.73
8.1.150.0020.00518.68
8.1.140.0000.00817.38
8.1.130.0040.00417.74
8.1.120.0070.00017.40
8.1.110.0040.00517.29
8.1.100.0040.00417.41
8.1.90.0070.00017.41
8.1.80.0000.00717.29
8.1.70.0000.00717.36
8.1.60.0030.00517.47
8.1.50.0000.00717.30
8.1.40.0050.00317.41
8.1.30.0000.00717.54
8.1.20.0080.00017.59
8.1.10.0000.00817.36
8.1.00.0000.00817.31
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0070.00018.43
8.0.270.0070.00017.13
8.0.260.0000.00816.73
8.0.250.0040.00416.85
8.0.240.0040.00416.84
8.0.230.0030.00416.90
8.0.220.0030.00616.75
8.0.210.0070.00016.81
8.0.200.0000.00716.84
8.0.190.0020.00516.82
8.0.180.0030.00616.84
8.0.170.0040.00416.91
8.0.160.0000.00816.88
8.0.150.0030.00316.83
8.0.140.0070.00016.91
8.0.130.0030.00613.25
8.0.120.0000.00816.95
8.0.110.0070.00016.92
8.0.100.0050.00316.90
8.0.90.0040.00316.77
8.0.80.0060.00916.93
8.0.70.0070.00016.92
8.0.60.0000.00816.84
8.0.50.0040.00416.88
8.0.30.0120.00617.09
8.0.20.0130.00617.40
8.0.10.0000.00717.03
8.0.00.0100.01416.64
7.4.330.0050.00014.71
7.4.320.0000.00716.58
7.4.300.0000.00616.53
7.4.290.0030.00316.54
7.4.280.0030.00316.44
7.4.270.0030.00316.48
7.4.260.0000.00513.15
7.4.250.0040.00416.48
7.4.240.0040.00416.54
7.4.230.0070.00016.57
7.4.220.0140.00716.41
7.4.210.0070.01016.51
7.4.200.0040.00416.52
7.4.190.0000.00716.59
7.4.160.0170.00616.30
7.4.150.0070.01017.40
7.4.140.0080.01017.86
7.4.130.0080.01216.52
7.4.120.0120.00716.50
7.4.110.0100.00716.29
7.4.100.0130.00316.41
7.4.90.0140.00616.58
7.4.80.0070.01019.37
7.4.70.0080.01116.42
7.4.60.0090.00916.35
7.4.50.0080.00016.45
7.4.40.0050.00522.52
7.4.30.0090.00816.23
7.4.00.0080.00814.89
7.3.330.0050.00013.07
7.3.320.0030.00313.06
7.3.310.0030.00316.29
7.3.300.0030.00316.29
7.3.290.0070.01116.25
7.3.280.0100.00916.28
7.3.270.0060.01317.40
7.3.260.0120.00818.24
7.3.250.0090.00816.37
7.3.240.0100.00716.38
7.3.230.0080.00816.50
7.3.210.0100.00616.27
7.3.200.0030.01719.39
7.3.190.0160.00016.66
7.3.180.0060.01516.26
7.3.170.0040.01316.31
7.3.160.0040.01116.36
7.3.120.0030.01014.67
7.2.330.0170.01216.35
7.2.320.0030.01416.26
7.2.310.0070.01016.52
7.2.300.0080.00816.44
7.2.290.0090.01216.30
7.2.60.0030.00916.78
7.2.00.0090.00319.37
7.1.200.0040.00415.60
7.1.100.0060.00617.56
7.1.70.0030.00716.90
7.1.60.0000.02219.40
7.1.50.0100.01316.84
7.1.00.0030.04722.51
7.0.200.0000.00716.40
7.0.140.0030.07022.18
7.0.110.0070.08019.99
7.0.100.0030.08019.96
7.0.90.0070.05019.94
7.0.80.0100.07320.03
7.0.70.0070.07719.91
7.0.60.0000.08320.01
7.0.50.0070.08319.98
7.0.40.0070.07019.79
7.0.30.0030.04319.79
7.0.20.0030.04319.64
7.0.10.0100.06719.84
7.0.00.0100.06319.80
5.6.280.0030.07321.02
5.6.260.0000.04720.75
5.6.250.0100.07720.68
5.6.240.0070.08020.57
5.6.230.0030.07020.71
5.6.220.0200.05720.68
5.6.210.0070.08020.63
5.6.200.0000.04320.48
5.6.190.0070.07320.64
5.6.180.0030.04020.59
5.6.170.0070.07320.63
5.6.160.0030.03720.71
5.6.150.0130.03020.65
5.6.140.0030.08020.60
5.6.130.0030.08720.70
5.6.120.0030.07020.68
5.6.110.0030.05020.46
5.6.100.0070.08320.63
5.6.90.0070.06320.63
5.6.80.0000.08720.03
5.6.70.0070.07720.00
5.6.60.0000.07720.09
5.6.50.0070.03320.01
5.6.40.0070.04019.92
5.6.30.0030.03320.04
5.6.20.0030.03719.98
5.6.10.0100.07319.92
5.6.00.0070.07319.92
5.5.380.0170.06717.64
5.5.370.0100.06717.69
5.5.360.0030.07717.51
5.5.350.0030.07317.65
5.5.340.0130.03018.09
5.5.330.0100.07718.10
5.5.320.0030.06317.93
5.5.310.0000.06317.93
5.5.300.0070.08017.90
5.5.290.0000.04017.95
5.5.280.0030.05718.08
5.5.270.0000.08318.09
5.5.260.0030.03717.90
5.5.250.0000.03717.74
5.5.240.0070.07717.48
5.5.230.0000.05017.21
5.5.220.0100.07317.44
5.5.210.0070.03017.46
5.5.200.0070.07017.45
5.5.190.0130.03017.28
5.5.180.0070.07717.61
5.5.160.0100.06717.28
5.5.150.0000.04317.30
5.5.140.0100.07317.25
5.5.130.0070.04017.27
5.5.120.0070.06317.30
5.5.110.0030.07017.58
5.5.100.0070.06317.39
5.5.90.0030.06017.08
5.5.80.0030.07717.30
5.5.70.0130.07717.34
5.5.60.0030.06317.17
5.5.50.0070.07317.34
5.5.40.0100.06317.29
5.5.30.0030.06717.16
5.5.20.0030.08017.33
5.5.10.0200.06017.47
5.5.00.0070.07317.45
5.4.450.0070.03719.49
5.4.440.0070.08319.46
5.4.430.0070.08019.55
5.4.420.0000.08319.35
5.4.410.0100.05319.22
5.4.400.0030.08018.96
5.4.390.0070.07719.00
5.4.380.0170.06318.98
5.4.370.0100.07319.18
5.4.360.0030.03719.23
5.4.350.0070.05719.22
5.4.340.0030.07719.01
5.4.320.0070.07018.96
5.4.310.0030.06319.16
5.4.300.0070.06319.01
5.4.290.0030.06018.99
5.4.280.0200.06319.24
5.4.270.0030.04319.33
5.4.260.0000.04019.09
5.4.250.0070.03018.98
5.4.240.0070.03019.32
5.4.230.0070.07718.93
5.4.220.0000.05019.15
5.4.210.0070.07719.02
5.4.200.0070.04019.00
5.4.190.0100.07319.02
5.4.180.0070.06718.94
5.4.170.0070.04019.21
5.4.160.0070.03718.98
5.4.150.0030.08018.97
5.4.140.0070.07316.45
5.4.130.0070.06716.60
5.4.120.0100.06016.40
5.4.110.0070.04716.47
5.4.100.0000.07716.45
5.4.90.0100.04316.60
5.4.80.0030.07316.63
5.4.70.0030.05316.35
5.4.60.0070.03316.30
5.4.50.0000.07716.56
5.4.40.0000.06016.59
5.4.30.0070.04316.52
5.4.20.0100.04316.47
5.4.10.0170.06316.54
5.4.00.0170.04015.85
5.3.290.0170.06014.70
5.3.280.0070.03314.61
5.3.270.0000.07314.74
5.3.260.0070.06314.61
5.3.250.0170.06714.60
5.3.240.0100.06314.62
5.3.230.0130.06014.74
5.3.220.0100.07014.57
5.3.210.0030.07014.70
5.3.200.0030.05014.70
5.3.190.0030.04314.53
5.3.180.0130.07014.54
5.3.170.0030.04014.70
5.3.160.0070.04314.59
5.3.150.0130.06314.58
5.3.140.0130.06314.54
5.3.130.0070.07314.56
5.3.120.0030.04014.58
5.3.110.0030.06714.56
5.3.100.0030.07014.06
5.3.90.0070.07014.02
5.3.80.0000.04714.00
5.3.70.0070.03314.02
5.3.60.0100.07013.96
5.3.50.0030.04313.98
5.3.40.0070.06314.08
5.3.30.0100.07013.91
5.3.20.0030.04313.72
5.3.10.0030.05013.74
5.3.00.0000.04313.64
5.2.170.0030.04311.99
5.2.160.0030.03311.99
5.2.150.0070.03711.99
5.2.140.0070.06011.99
5.2.130.0070.06011.99
5.2.120.0070.05711.99
5.2.110.0130.05711.99
5.2.100.0030.06311.99
5.2.90.0030.05311.99
5.2.80.0070.06311.99
5.2.70.0100.05711.99
5.2.60.0070.06011.99
5.2.50.0000.06311.99
5.2.40.0030.06311.99
5.2.30.0000.04311.99
5.2.20.0000.03711.99
5.2.10.0000.06011.99
5.2.00.0070.05711.99
5.1.60.0030.05311.99
5.1.50.0030.05711.99
5.1.40.0030.05711.99
5.1.30.0070.04711.99
5.1.20.0030.05711.99
5.1.10.0070.04011.99
5.1.00.0070.05311.99
5.0.50.0030.05011.99
5.0.40.0000.04711.99
5.0.30.0030.03711.99
5.0.20.0030.04311.99
5.0.10.0030.04711.99
5.0.00.0070.06311.99
4.4.90.0000.02011.99
4.4.80.0000.03011.99
4.4.70.0070.03311.99
4.4.60.0030.03311.99
4.4.50.0000.02711.99
4.4.40.0000.04711.99
4.4.30.0000.04011.99
4.4.20.0030.03311.99
4.4.10.0000.03711.99
4.4.00.0070.04711.99
4.3.110.0030.01711.99
4.3.100.0000.03311.99
4.3.90.0030.03311.99
4.3.80.0070.05011.99
4.3.70.0070.01311.99
4.3.60.0030.03311.99
4.3.50.0000.02311.99
4.3.40.0030.05011.99
4.3.30.0000.03711.99
4.3.20.0030.03011.99
4.3.10.0000.03011.99
4.3.00.0000.02711.99

preferences:
48.83 ms | 400 KiB | 5 Q