3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A {} class_alias( 'A', 'B' ); interface UserOfA { public function someMethod( B $a ); } class ActualUserOfA implements UserOfA { public function someMethod( A $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)
8.3.60.0070.00718.31
8.3.50.0060.01122.99
8.3.40.0070.00718.71
8.3.30.0070.00718.95
8.3.20.0070.00020.34
8.3.10.0050.00518.70
8.3.00.0080.00018.97
8.2.180.0100.00716.63
8.2.170.0100.00322.96
8.2.160.0140.00020.48
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0080.00021.09
8.2.110.0040.00420.35
8.2.100.0030.00718.09
8.2.90.0000.00719.22
8.2.80.0040.00417.97
8.2.70.0040.00417.50
8.2.60.0050.00317.91
8.2.50.0080.00018.07
8.2.40.0040.00418.22
8.2.30.0040.00419.39
8.2.20.0000.00717.61
8.2.10.0050.00318.01
8.2.00.0030.00617.52
8.1.280.0070.01325.92
8.1.270.0040.00422.18
8.1.260.0070.00026.35
8.1.250.0030.00528.09
8.1.240.0000.01123.96
8.1.230.0060.00619.18
8.1.220.0000.00817.74
8.1.210.0090.00018.77
8.1.200.0060.00717.21
8.1.190.0050.00317.13
8.1.180.0040.00418.10
8.1.170.0050.00518.65
8.1.160.0000.00721.86
8.1.150.0070.00018.82
8.1.140.0070.00017.33
8.1.130.0030.00317.75
8.1.120.0020.00517.30
8.1.110.0030.00517.43
8.1.100.0070.00017.28
8.1.90.0050.00317.42
8.1.80.0030.00317.39
8.1.70.0000.00717.38
8.1.60.0050.00517.49
8.1.50.0060.00317.40
8.1.40.0000.00717.33
8.1.30.0090.00017.54
8.1.20.0000.00717.56
8.1.10.0000.00717.37
8.1.00.0000.00717.39
8.0.300.0000.00818.77
8.0.290.0000.00716.63
8.0.280.0000.00818.38
8.0.270.0030.00317.11
8.0.260.0000.00617.20
8.0.250.0000.00716.75
8.0.240.0040.00416.95
8.0.230.0040.00416.80
8.0.220.0040.00416.85
8.0.210.0000.00716.84
8.0.200.0060.00316.90
8.0.190.0030.00316.92
8.0.180.0000.00716.79
8.0.170.0040.00416.84
8.0.160.0030.00316.71
8.0.150.0040.00416.72
8.0.140.0000.01016.79
8.0.130.0030.00313.27
8.0.120.0040.00416.68
8.0.110.0040.00416.73
8.0.100.0050.00316.83
8.0.90.0000.00716.69
8.0.80.0090.01316.79
8.0.70.0000.00716.77
8.0.60.0000.00716.64
8.0.50.0000.00816.93
8.0.30.0080.01416.79
8.0.20.0110.00817.40
8.0.10.0040.00416.99
8.0.00.0120.00616.66
7.4.330.0020.00215.07
7.4.320.0000.00816.37
7.4.300.0030.00316.35
7.4.290.0000.00816.51
7.4.280.0030.00516.56
7.4.270.0030.00316.52
7.4.260.0040.00416.54
7.4.250.0000.00716.48
7.4.240.0010.00616.44
7.4.230.0030.00316.59
7.4.220.0150.00316.47
7.4.210.0130.00716.55
7.4.200.0000.00716.53
7.4.160.0060.01016.41
7.4.150.0090.00917.40
7.4.140.0080.00817.86
7.4.130.0090.00816.48
7.4.120.0090.00916.37
7.4.110.0080.00816.61
7.4.100.0090.00916.31
7.4.90.0030.01316.36
7.4.80.0160.00319.39
7.4.70.0150.00616.29
7.4.60.0070.01416.41
7.4.50.0050.00316.45
7.4.40.0120.00616.41
7.4.30.0030.01316.37
7.4.00.0030.01315.03
7.3.330.0060.00013.18
7.3.320.0000.00513.02
7.3.310.0000.00716.16
7.3.300.0000.00716.04
7.3.290.0030.01016.11
7.3.280.0110.00616.16
7.3.270.0040.01317.40
7.3.260.0100.01316.21
7.3.250.0080.01516.16
7.3.240.0090.01316.04
7.3.230.0050.01016.46
7.3.210.0140.00416.23
7.3.200.0140.00319.39
7.3.190.0080.01216.22
7.3.180.0160.00616.25
7.3.170.0140.00516.52
7.3.160.0030.01416.26
7.2.330.0100.01316.33
7.2.320.0150.00316.59
7.2.310.0100.00616.44
7.2.300.0120.00916.40
7.2.290.0030.01316.19
7.2.00.0000.01219.12
7.1.70.0060.00317.00
7.1.60.0100.01619.61
7.1.50.0070.00716.81
7.1.00.0100.06722.36
7.0.200.0060.00616.41
7.0.140.0100.06722.10
7.0.60.0000.08720.00
7.0.50.0070.06017.84
7.0.40.0030.05319.96
7.0.30.0530.06720.09
7.0.20.0330.07720.21
7.0.10.0070.07720.06
7.0.00.0130.06720.24
5.6.280.0000.07720.82
5.6.210.0070.07020.62
5.6.200.0030.08318.29
5.6.190.0100.07320.66
5.6.180.0470.07320.46
5.6.170.0370.07720.55
5.6.160.0030.07720.57
5.6.150.0130.08018.18
5.6.140.0030.08718.20
5.6.130.0200.05318.11
5.6.120.0130.08320.93
5.6.110.0030.04321.12
5.6.100.0070.07021.13
5.6.90.0000.05721.11
5.6.80.0070.07720.54
5.5.350.0200.04720.45
5.5.340.0070.08017.96
5.5.330.0100.03720.43
5.5.320.0400.03720.51
5.5.310.0170.03720.30
5.5.300.0070.08018.02
5.5.290.0070.07718.05
5.5.280.0130.05320.66
5.5.270.0070.07020.95
5.5.260.0100.06720.77
5.5.250.0100.03320.44
5.5.240.0170.08020.29
5.4.450.0200.04019.46
5.4.440.0270.04019.19
5.4.430.0530.03019.41
5.4.420.0200.04719.30
5.4.410.0370.04319.41
5.4.400.0200.03719.25
5.4.390.0200.04318.98
5.4.380.0270.05318.63
5.4.370.0270.05018.61
5.4.360.0170.06018.71
5.4.350.0170.06018.73
5.4.340.0400.05318.75
5.4.320.0050.03712.50
5.4.310.0070.03712.50
5.4.300.0090.03312.50
5.4.290.0050.03912.50
5.4.280.0090.04912.39
5.4.270.0090.04212.40
5.4.260.0100.03312.40
5.4.250.0030.04012.40
5.4.240.0060.03712.39
5.4.230.0050.04012.39
5.4.220.0060.03712.39
5.4.210.0050.03612.39
5.4.200.0110.04112.39
5.4.190.0070.04012.39
5.4.180.0070.03612.38
5.4.170.0090.03812.40
5.4.160.0050.03812.40
5.4.150.0050.03612.39
5.4.140.0070.03612.06
5.4.130.0050.03612.06
5.4.120.0100.03812.02
5.4.110.0110.04512.02
5.4.100.0070.03912.01
5.4.90.0040.04012.01
5.4.80.0060.03612.01
5.4.70.0050.03512.01
5.4.60.0060.03412.02
5.4.50.0080.03312.02
5.4.40.0060.03912.00
5.4.30.0050.03612.00
5.4.20.0060.03512.00
5.4.10.0050.04012.00
5.4.00.0070.03411.48
5.3.290.0070.03812.80
5.3.280.0090.04412.71
5.3.270.0070.04912.73
5.3.260.0140.03612.72
5.3.250.0070.03712.72
5.3.240.0110.04012.72
5.3.230.0040.04012.70
5.3.220.0070.03712.68
5.3.210.0130.04712.68
5.3.200.0110.03512.68
5.3.190.0100.03812.68
5.3.180.0080.03812.67
5.3.170.0050.04412.67
5.3.160.0020.04212.67
5.3.150.0080.05412.67
5.3.140.0070.04512.66
5.3.130.0100.05012.66
5.3.120.0100.04912.66
5.3.110.0140.03812.66
5.3.100.0100.04912.12
5.3.90.0070.03912.10
5.3.80.0060.03812.10
5.3.70.0060.03612.10
5.3.60.0080.03412.08
5.3.50.0070.03612.03
5.3.40.0100.03712.03
5.3.30.0110.03611.99
5.3.20.0040.03611.77
5.3.10.0040.03611.74
5.3.00.0050.03711.72
5.2.170.0080.0399.22
5.2.160.0090.0339.23
5.2.150.0080.0359.23
5.2.140.0040.0429.22
5.2.130.0100.0419.18
5.2.120.0070.0349.18
5.2.110.0050.0389.19
5.2.100.0050.0339.19
5.2.90.0030.0389.19
5.2.80.0050.0319.18
5.2.70.0040.0319.18
5.2.60.0070.0279.13
5.2.50.0050.0309.10
5.2.40.0040.0329.08
5.2.30.0060.0289.05
5.2.20.0050.0289.04
5.2.10.0030.0298.95
5.2.00.0060.0288.81
5.1.60.0020.0268.09
5.1.50.0030.0268.09
5.1.40.0060.0268.07
5.1.30.0050.0268.43
5.1.20.0030.0438.44
5.1.10.0050.0388.17
5.1.00.0060.0288.17
5.0.50.0050.0196.64
5.0.40.0040.0186.51
5.0.30.0010.0346.31
5.0.20.0030.0206.29
5.0.10.0080.0226.26
5.0.00.0020.0336.25
4.4.90.0020.0184.78
4.4.80.0040.0204.75
4.4.70.0050.0294.75
4.4.60.0040.0224.75
4.4.50.0040.0154.77
4.4.40.0050.0294.71
4.4.30.0030.0154.75
4.4.20.0040.0144.84
4.4.10.0030.0154.85
4.4.00.0020.0254.76
4.3.110.0030.0154.67
4.3.100.0040.0134.66
4.3.90.0020.0154.64
4.3.80.0020.0254.59
4.3.70.0050.0124.63
4.3.60.0050.0164.63
4.3.50.0040.0154.63
4.3.40.0020.0364.54
4.3.30.0030.0293.29
4.3.20.0020.0163.27
4.3.10.0010.0263.24
4.3.00.0030.01718.16

preferences:
37.17 ms | 401 KiB | 5 Q