3v4l.org

run code in 300+ PHP versions simultaneously
<?php function a($a = -true) { } 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)
8.3.40.0140.00418.65
8.3.30.0110.00419.09
8.3.20.0080.00020.25
8.3.10.0040.00423.61
8.3.00.0100.00019.25
8.2.170.0070.01022.96
8.2.160.0030.01220.35
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0040.00422.04
8.2.110.0040.00420.22
8.2.100.0070.00417.84
8.2.90.0040.00419.09
8.2.80.0000.00817.97
8.2.70.0030.00617.38
8.2.60.0030.00917.78
8.2.50.0050.00318.07
8.2.40.0040.00418.09
8.2.30.0000.00817.84
8.2.20.0040.00417.66
8.2.10.0030.00517.98
8.2.00.0030.00617.66
8.1.270.0030.00623.79
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0040.00418.82
8.1.230.0000.01119.01
8.1.220.0030.00517.74
8.1.210.0060.00318.77
8.1.200.0030.00617.23
8.1.190.0040.00417.10
8.1.180.0000.00818.10
8.1.170.0030.00518.43
8.1.160.0040.00421.94
8.1.150.0040.00718.73
8.1.140.0000.00717.25
8.1.130.0030.00317.67
8.1.120.0040.00417.23
8.1.110.0000.00817.36
8.1.100.0000.00717.36
8.1.90.0050.00217.30
8.1.80.0040.00417.32
8.1.70.0000.00717.21
8.1.60.0030.00617.54
8.1.50.0000.00817.36
8.1.40.0050.00217.36
8.1.30.0030.00517.60
8.1.20.0000.00817.64
8.1.10.0000.00717.37
8.1.00.0040.00417.22
8.0.300.0000.00718.77
8.0.290.0070.00016.63
8.0.280.0080.00018.20
8.0.270.0000.00717.12
8.0.260.0040.00417.04
8.0.250.0030.00316.73
8.0.240.0040.00416.85
8.0.230.0030.00616.77
8.0.220.0000.00816.72
8.0.210.0030.00316.77
8.0.200.0070.00016.68
8.0.190.0060.00316.81
8.0.180.0000.00716.80
8.0.170.0060.00316.81
8.0.160.0000.00716.73
8.0.150.0000.00816.74
8.0.140.0070.00016.64
8.0.130.0030.00313.25
8.0.120.0090.00016.72
8.0.110.0030.00316.81
8.0.100.0070.00016.66
8.0.90.0040.00416.73
8.0.80.0060.00916.80
8.0.70.0040.00416.80
8.0.60.0040.00416.85
8.0.50.0040.00416.76
8.0.30.0140.00816.87
8.0.20.0100.00817.40
8.0.10.0050.00216.89
8.0.00.0100.01216.61
7.4.330.0000.00515.00
7.4.320.0030.00316.29
7.4.300.0000.00716.45
7.4.290.0030.00316.54
7.4.280.0060.00316.40
7.4.270.0000.00716.45
7.4.260.0030.00316.40
7.4.250.0030.00516.50
7.4.240.0000.00716.54
7.4.230.0000.00916.60
7.4.220.0110.00716.47
7.4.210.0090.00616.57
7.4.200.0000.00716.63
7.4.160.0090.00616.36
7.4.150.0070.01017.40
7.4.140.0120.00517.86
7.4.130.0070.01116.31
7.4.120.0080.01116.43
7.4.110.0110.00716.27
7.4.100.0040.01416.17
7.4.90.0070.01616.36
7.4.80.0060.01119.39
7.4.70.0090.00616.38
7.4.60.0040.01216.44
7.4.50.0000.00416.35
7.4.40.0080.00816.28
7.4.30.0070.01016.59
7.4.00.0120.00314.51
7.3.330.0000.00613.23
7.3.320.0030.00313.24
7.3.310.0040.00416.05
7.3.300.0070.00016.24
7.3.290.0040.01116.27
7.3.280.0100.00716.25
7.3.270.0140.00317.40
7.3.260.0150.00316.30
7.3.250.0110.00816.33
7.3.240.0070.01016.48
7.3.230.0030.01516.46
7.3.210.0100.00616.25
7.3.200.0130.01019.39
7.3.190.0060.01016.32
7.3.180.0030.01316.40
7.3.170.0130.00316.48
7.3.160.0160.00016.48
7.2.330.0150.00616.47
7.2.320.0000.01716.16
7.2.310.0080.00816.22
7.2.300.0040.01216.35
7.2.290.0030.01416.61
7.2.00.0090.00619.40
7.1.100.0050.00518.05
7.1.70.0980.00715.16
7.1.60.0100.01419.32
7.1.50.0070.01716.76
7.1.00.0030.07722.27
7.0.200.0030.00616.51
7.0.140.0000.07722.02
7.0.60.0000.05019.86
7.0.50.0070.04717.78
7.0.40.0170.06320.12
7.0.30.0470.06320.12
7.0.20.0230.06720.09
7.0.10.0070.09320.07
7.0.00.0070.08020.06
5.6.280.0000.07720.78
5.6.210.0100.08020.67
5.6.200.0100.03318.22
5.6.190.0100.03720.48
5.6.180.0430.08020.48
5.6.170.0370.06020.50
5.6.160.0130.05720.50
5.6.150.0100.06318.23
5.6.140.0070.05018.18
5.6.130.0100.05018.24
5.6.120.0100.08020.91
5.6.110.0130.07721.09
5.6.100.0100.06721.09
5.6.90.0000.04321.03
5.6.80.0030.08320.36
5.5.350.0130.08020.42
5.5.340.0070.04018.09
5.5.330.0000.04720.19
5.5.320.0430.04020.25
5.5.310.0330.06320.35
5.5.300.0070.08018.03
5.5.290.0070.03717.96
5.5.280.0130.07320.87
5.5.270.0170.07320.63
5.5.260.0030.08020.77
5.5.250.0030.05020.57
5.5.240.0270.07020.19
5.4.450.0500.03719.49
5.4.440.0200.04019.31
5.4.430.0170.04019.38
5.4.420.0670.00019.32
5.4.410.0770.00019.43
5.4.400.0830.00019.02
5.4.390.0800.00019.00
5.4.380.0670.00019.13
5.4.370.0600.00019.01
5.4.360.0630.00019.14
5.4.350.0700.00019.11
5.4.340.0040.03612.01
5.4.320.0060.03712.50
5.4.310.0070.04112.50
5.4.300.0050.04212.50
5.4.290.0060.03812.50
5.4.280.0060.03612.39
5.4.270.0070.03512.39
5.4.260.0060.03712.39
5.4.250.0090.03412.39
5.4.240.0060.03612.39
5.4.230.0060.03812.39
5.4.220.0050.04012.38
5.4.210.0080.04512.39
5.4.200.0060.03812.39
5.4.190.0060.03512.38
5.4.180.0060.03512.38
5.4.170.0090.03312.39
5.4.160.0040.03812.38
5.4.150.0110.03212.38
5.4.140.0030.04012.07
5.4.130.0050.03612.05
5.4.120.0080.03512.01
5.4.110.0070.04212.01
5.4.100.0060.03712.01
5.4.90.0040.03912.01
5.4.80.0060.03812.01
5.4.70.0080.03612.00
5.4.60.0100.03612.00
5.4.50.0070.03712.01
5.4.40.0070.03811.99
5.4.30.0060.03611.99
5.4.20.0050.03711.99
5.4.10.0050.03611.99
5.4.00.0050.03811.48
5.3.290.0070.03812.80
5.3.280.0060.03712.71
5.3.270.0060.03912.73
5.3.260.0050.04112.72
5.3.250.0080.03412.72
5.3.240.0050.04212.72
5.3.230.0070.03912.71
5.3.220.0050.04212.68
5.3.210.0090.04012.68
5.3.200.0060.03812.68
5.3.190.0050.04012.68
5.3.180.0040.03812.67
5.3.170.0060.04212.67
5.3.160.0050.03912.67
5.3.150.0120.03912.67
5.3.140.0050.04212.66
5.3.130.0080.03912.66
5.3.120.0070.04212.66
5.3.110.0030.04212.66
5.3.100.0040.04012.12
5.3.90.0040.03712.10
5.3.80.0060.03612.08
5.3.70.0070.03912.09
5.3.60.0100.03912.07
5.3.50.0060.04012.02
5.3.40.0090.03312.01
5.3.30.0060.03511.98
5.3.20.0070.03411.76
5.3.10.0060.03711.73
5.3.00.0110.03711.70
5.2.170.0050.0399.21
5.2.160.0080.0309.21
5.2.150.0060.0329.21
5.2.140.0020.0349.20
5.2.130.0050.0289.16
5.2.120.0060.0359.16
5.2.110.0050.0309.18
5.2.100.0040.0339.17
5.2.90.0030.0319.17
5.2.80.0060.0299.17
5.2.70.0050.0309.17
5.2.60.0050.0309.12
5.2.50.0080.0339.09
5.2.40.0040.0309.06
5.2.30.0040.0319.05
5.2.20.0050.0319.04
5.2.10.0080.0288.94
5.2.00.0070.0318.79
5.1.60.0060.0248.07
5.1.50.0060.0298.07
5.1.40.0050.0338.06
5.1.30.0050.0308.41
5.1.20.0050.0298.44
5.1.10.0060.0278.15
5.1.00.0060.0448.15
5.0.50.0030.0256.64
5.0.40.0030.0206.49
5.0.30.0030.0316.31
5.0.20.0070.0346.28
5.0.10.0060.0276.25
5.0.00.0030.0376.24
4.4.90.0030.0164.77
4.4.80.0040.0144.75
4.4.70.0030.0154.75
4.4.60.0030.0194.75
4.4.50.0030.0144.77
4.4.40.0040.0344.71
4.4.30.0030.0164.76
4.4.20.0040.0144.84
4.4.10.0030.0164.85
4.4.00.0020.0254.75
4.3.110.0020.0164.67
4.3.100.0030.0144.67
4.3.90.0010.0164.64
4.3.80.0010.0264.59
4.3.70.0040.0194.63
4.3.60.0020.0154.63
4.3.50.0030.0204.63
4.3.40.0040.0244.54
4.3.30.0030.0173.29
4.3.20.0040.0143.27
4.3.10.0010.0173.23
4.3.00.0000.01713.71

preferences:
34.26 ms | 400 KiB | 5 Q