3v4l.org

run code in 300+ PHP versions simultaneously
<?php function ab($a, $b) { echo __FILE__; } ab('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)
8.3.40.0070.00718.89
8.3.30.0100.00719.11
8.3.20.0000.00920.25
8.3.10.0040.00423.65
8.3.00.0060.00317.63
8.2.170.0100.00722.96
8.2.160.0070.00720.19
8.2.150.0080.00024.18
8.2.140.0030.00524.66
8.2.130.0050.00226.16
8.2.120.0030.00522.06
8.2.110.0060.00622.20
8.2.100.0080.00417.84
8.2.90.0000.00917.72
8.2.80.0040.00417.97
8.2.70.0030.00518.04
8.2.60.0070.00018.03
8.2.50.0080.00018.10
8.2.40.0030.00619.76
8.2.30.0000.00818.06
8.2.20.0040.00417.66
8.2.10.0040.00418.04
8.2.00.0000.00917.55
8.1.270.0030.00523.97
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0080.00022.06
8.1.230.0000.01119.04
8.1.220.0000.00817.74
8.1.210.0030.00518.77
8.1.200.0030.00717.22
8.1.190.0040.00417.10
8.1.180.0040.00418.10
8.1.170.0030.00518.51
8.1.160.0040.00421.98
8.1.150.0000.00718.70
8.1.140.0000.00817.31
8.1.130.0030.00317.75
8.1.120.0040.00417.32
8.1.110.0000.00717.32
8.1.100.0040.00417.23
8.1.90.0040.00317.37
8.1.80.0000.00717.21
8.1.70.0040.00417.23
8.1.60.0040.00417.39
8.1.50.0060.00317.45
8.1.40.0000.00717.43
8.1.30.0050.00517.55
8.1.20.0000.00817.60
8.1.10.0050.00217.51
8.1.00.0000.00717.41
8.0.300.0000.00719.62
8.0.290.0070.00716.75
8.0.280.0030.00318.34
8.0.270.0050.00317.19
8.0.260.0040.00417.18
8.0.250.0000.00716.95
8.0.240.0030.00316.86
8.0.230.0000.00716.93
8.0.220.0000.00716.72
8.0.210.0060.00316.88
8.0.200.0070.00316.77
8.0.190.0040.00416.95
8.0.180.0050.00316.80
8.0.170.0000.00916.95
8.0.160.0050.00216.92
8.0.150.0070.00016.79
8.0.140.0040.00416.83
8.0.130.0000.00613.30
8.0.120.0000.00716.69
8.0.110.0030.00516.89
8.0.100.0070.00016.94
8.0.90.0000.00716.88
8.0.80.0090.00616.88
8.0.70.0040.00416.78
8.0.60.0000.00716.93
8.0.50.0000.00816.94
8.0.30.0080.01416.92
8.0.20.0100.00917.40
8.0.10.0070.00016.98
8.0.00.0080.00916.72
7.4.330.0030.00315.00
7.4.320.0030.00316.46
7.4.300.0060.00016.39
7.4.290.0000.00716.29
7.4.280.0040.00416.55
7.4.270.0040.00416.42
7.4.260.0070.00016.54
7.4.250.0000.00816.38
7.4.240.0000.00716.38
7.4.230.0040.00416.34
7.4.220.0060.01216.47
7.4.210.0100.01016.42
7.4.200.0000.00716.32
7.4.160.0110.00816.27
7.4.150.0060.01317.40
7.4.140.0100.00717.86
7.4.130.0110.00516.46
7.4.120.0070.01116.53
7.4.110.0090.01716.50
7.4.100.0100.00716.48
7.4.90.0100.00716.58
7.4.80.0090.00919.39
7.4.70.0150.00316.71
7.4.60.0120.00316.56
7.4.50.0030.00616.36
7.4.40.0120.00416.62
7.4.30.0060.00916.34
7.4.00.0000.01415.05
7.3.330.0000.00513.13
7.3.320.0000.00513.25
7.3.310.0070.00016.14
7.3.300.0030.00316.25
7.3.290.0050.00916.26
7.3.280.0070.01016.29
7.3.270.0120.00617.40
7.3.260.0110.00716.30
7.3.250.0100.00616.53
7.3.240.0090.00916.32
7.3.230.0130.00316.39
7.3.210.0070.01016.36
7.3.200.0110.01319.39
7.3.190.0120.00616.45
7.3.180.0130.00316.57
7.3.170.0090.00616.47
7.3.160.0040.01216.30
7.2.330.0110.00716.53
7.2.320.0100.00716.66
7.2.310.0110.00916.48
7.2.300.0100.00716.34
7.2.290.0030.01416.61
7.2.60.0040.00816.80
7.2.50.0090.00616.81
7.1.200.0040.01215.61
7.1.70.0000.00916.90
7.1.60.0040.00717.19
7.1.50.0060.00616.81
7.1.00.0030.07722.42
7.0.200.0100.00616.64
7.0.140.0000.08022.12
7.0.60.0170.07319.91
7.0.50.0100.06017.89
7.0.40.0000.05320.02
7.0.30.0530.06720.23
7.0.20.0270.07720.23
7.0.10.0030.09020.05
7.0.00.0070.04720.20
5.6.280.0030.07321.07
5.6.210.0100.07720.65
5.6.200.0070.05318.16
5.6.190.0170.05720.48
5.6.180.0230.04720.47
5.6.170.0400.07320.56
5.6.160.0100.07020.39
5.6.150.0070.08018.29
5.6.140.0130.07318.15
5.6.130.0070.04318.15
5.6.120.0070.08320.85
5.6.110.0170.07320.89
5.6.100.0100.07021.14
5.6.90.0030.04021.03
5.6.80.0070.07320.48
5.5.350.0200.07720.52
5.5.340.0070.08017.98
5.5.330.0070.07020.14
5.5.320.0470.07020.42
5.5.310.0270.07720.35
5.5.300.0100.07717.95
5.5.290.0000.04317.96
5.5.280.0070.08020.80
5.5.270.0000.05020.86
5.5.260.0070.08320.89
5.5.250.0030.04020.61
5.5.240.0200.07320.26
5.4.450.0670.04019.28
5.4.440.0670.03319.54
5.4.430.0470.05019.63
5.4.420.0830.00019.47
5.4.410.0630.00019.44
5.4.400.0630.00019.25
5.4.390.0730.00018.98
5.4.380.0670.00019.06
5.4.370.0630.00019.08
5.4.360.0700.00019.24
5.4.350.0630.00019.12
5.4.340.0070.03612.01
5.4.320.0080.03612.50
5.4.310.0100.03412.50
5.4.300.0070.03712.50
5.4.290.0100.03612.49
5.4.280.0070.03712.39
5.4.270.0050.03712.39
5.4.260.0060.03712.39
5.4.250.0060.03812.39
5.4.240.0050.03812.39
5.4.230.0050.03812.39
5.4.220.0080.05312.39
5.4.210.0050.03612.39
5.4.200.0050.03912.39
5.4.190.0070.03412.39
5.4.180.0070.03512.38
5.4.170.0070.03512.39
5.4.160.0100.03212.39
5.4.150.0090.03312.39
5.4.140.0050.03812.06
5.4.130.0050.03612.05
5.4.120.0050.03612.01
5.4.110.0090.03212.01
5.4.100.0080.04112.01
5.4.90.0070.04212.01
5.4.80.0070.04212.00
5.4.70.0060.03712.00
5.4.60.0030.03712.01
5.4.50.0060.03512.00
5.4.40.0040.03711.99
5.4.30.0030.03911.99
5.4.20.0100.03111.99
5.4.10.0060.03411.99
5.4.00.0070.03411.48
5.3.290.0070.03812.80
5.3.280.0100.04412.70
5.3.270.0070.03812.72
5.3.260.0040.04112.72
5.3.250.0120.03312.72
5.3.240.0080.03712.72
5.3.230.0080.04112.71
5.3.220.0060.04112.68
5.3.210.0080.03712.68
5.3.200.0090.03512.68
5.3.190.0030.04312.67
5.3.180.0090.03412.68
5.3.170.0050.03912.67
5.3.160.0060.03812.67
5.3.150.0030.03912.67
5.3.140.0070.03612.66
5.3.130.0040.04012.66
5.3.120.0050.04212.66
5.3.110.0050.03912.66
5.3.100.0070.03612.12
5.3.90.0070.03412.10
5.3.80.0060.03912.09
5.3.70.0070.03512.09
5.3.60.0080.03512.08
5.3.50.0050.04112.02
5.3.40.0060.04012.01
5.3.30.0050.03711.97
5.3.20.0040.04011.76
5.3.10.0100.03211.73
5.3.00.0080.04511.71
5.2.170.0050.0329.21
5.2.160.0050.0299.21
5.2.150.0040.0309.21
5.2.140.0040.0309.20
5.2.130.0060.0349.16
5.2.120.0040.0319.17
5.2.110.0040.0299.17
5.2.100.0040.0339.17
5.2.90.0050.0329.17
5.2.80.0020.0349.17
5.2.70.0030.0389.17
5.2.60.0040.0359.13
5.2.50.0050.0369.09
5.2.40.0050.0329.07
5.2.30.0060.0349.04
5.2.20.0030.0309.04
5.2.10.0070.0298.93
5.2.00.0060.0318.80
5.1.60.0060.0268.08
5.1.50.0040.0258.07
5.1.40.0030.0278.05
5.1.30.0040.0308.41
5.1.20.0060.0248.43
5.1.10.0030.0278.15
5.1.00.0040.0258.15
5.0.50.0040.0226.63
5.0.40.0030.0206.50
5.0.30.0030.0326.30
5.0.20.0080.0166.28
5.0.10.0030.0226.25
5.0.00.0020.0396.24
4.4.90.0040.0214.78
4.4.80.0020.0174.75
4.4.70.0030.0174.76
4.4.60.0020.0164.75
4.4.50.0020.0174.77
4.4.40.0020.0264.71
4.4.30.0010.0174.75
4.4.20.0040.0144.84
4.4.10.0050.0134.85
4.4.00.0010.0274.76
4.3.110.0050.0134.67
4.3.100.0030.0144.66
4.3.90.0000.0174.63
4.3.80.0040.0224.58
4.3.70.0020.0174.63
4.3.60.0010.0174.63
4.3.50.0020.0164.62
4.3.40.0040.0244.54
4.3.30.0020.0163.30
4.3.20.0030.0163.27
4.3.10.0020.0173.23
4.3.00.0070.0138.67

preferences:
46.19 ms | 400 KiB | 5 Q