3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace ns1 { function test() { echo __FUNCTION__; } $func = "ns2\\test"; $func(); } namespace ns2 { function test() { echo __FUNCTION__; } $func(); }

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)
8.3.60.0130.00316.38
8.3.50.0140.00721.21
8.3.40.0040.01218.84
8.3.30.0110.00419.22
8.3.20.0000.00720.31
8.3.10.0080.00023.66
8.3.00.0030.00519.38
8.2.180.0090.00616.63
8.2.170.0180.00422.96
8.2.160.0030.01020.35
8.2.150.0050.00324.18
8.2.140.0000.00824.66
8.2.130.0000.00826.16
8.2.120.0000.00822.06
8.2.110.0070.00321.18
8.2.100.0080.00417.60
8.2.90.0040.00419.04
8.2.80.0000.00817.97
8.2.70.0000.01017.50
8.2.60.0080.00017.68
8.2.50.0000.00818.07
8.2.40.0090.00019.89
8.2.30.0020.00518.03
8.2.20.0040.00417.48
8.2.10.0040.00418.04
8.2.00.0000.00717.67
8.1.280.0070.00725.92
8.1.270.0060.00321.77
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0040.00423.83
8.1.230.0040.00817.42
8.1.220.0030.00517.74
8.1.210.0040.00418.77
8.1.200.0090.00017.23
8.1.190.0050.00317.23
8.1.180.0000.00818.10
8.1.170.0000.01018.43
8.1.160.0070.00021.97
8.1.150.0040.00418.77
8.1.140.0000.00717.43
8.1.130.0040.00417.82
8.1.120.0000.00717.29
8.1.110.0080.00017.27
8.1.100.0070.00017.45
8.1.90.0040.00417.28
8.1.80.0000.00717.35
8.1.70.0000.00817.32
8.1.60.0080.00017.46
8.1.50.0040.00417.43
8.1.40.0000.00817.51
8.1.30.0040.00417.46
8.1.20.0050.00217.74
8.1.10.0040.00417.51
8.1.00.0110.00017.47
8.0.300.0000.00718.77
8.0.290.0070.00016.63
8.0.280.0000.00718.48
8.0.270.0040.00417.17
8.0.260.0000.00617.20
8.0.250.0000.00816.80
8.0.240.0000.00816.87
8.0.230.0040.00416.82
8.0.220.0090.00016.73
8.0.210.0000.00716.79
8.0.200.0030.00316.89
8.0.190.0040.00416.88
8.0.180.0040.00416.87
8.0.170.0030.00516.80
8.0.160.0050.00216.86
8.0.150.0000.00716.75
8.0.140.0000.00716.68
8.0.130.0000.00613.29
8.0.120.0000.00716.77
8.0.110.0050.00316.67
8.0.100.0070.00016.82
8.0.90.0030.00516.70
8.0.80.0070.01316.82
8.0.70.0040.00416.71
8.0.60.0000.00816.79
8.0.50.0000.00716.85
8.0.30.0130.01117.21
8.0.20.0070.01117.40
8.0.10.0000.00816.83
8.0.00.0090.00816.61
7.4.330.0020.00215.00
7.4.320.0000.00616.51
7.4.300.0000.00616.56
7.4.290.0030.00316.61
7.4.280.0070.00016.49
7.4.270.0000.00716.61
7.4.260.0050.00316.41
7.4.250.0030.00516.33
7.4.240.0030.00516.51
7.4.230.0030.00316.41
7.4.220.0100.01016.57
7.4.210.0060.00916.61
7.4.200.0040.00416.69
7.4.160.0070.01016.42
7.4.150.0110.00717.40
7.4.140.0150.00717.86
7.4.130.0100.00716.52
7.4.120.0090.00816.61
7.4.110.0100.00716.22
7.4.100.0110.00516.47
7.4.90.0120.00416.57
7.4.80.0120.00619.39
7.4.70.0160.00716.61
7.4.60.0170.00616.54
7.4.50.0000.00516.45
7.4.40.0110.00516.36
7.4.30.0100.01416.36
7.4.00.0070.01115.18
7.3.330.0020.00213.06
7.3.320.0000.00713.23
7.3.310.0050.00516.21
7.3.300.0000.00616.23
7.3.290.0160.00316.30
7.3.280.0130.00716.26
7.3.270.0160.00617.40
7.3.260.0140.00716.36
7.3.250.0060.01116.52
7.3.240.0100.01016.43
7.3.230.0120.00616.39
7.3.210.0130.00316.45
7.3.200.0070.01419.39
7.3.190.0100.00716.25
7.3.180.0130.00316.31
7.3.170.0090.00616.49
7.3.160.0070.01416.35
7.2.330.0070.01016.35
7.2.320.0140.01116.27
7.2.310.0070.01116.46
7.2.300.0130.00316.64
7.2.290.0090.00916.66
7.2.00.0000.01718.89
7.1.200.0000.00815.52
7.1.100.0070.01017.95
7.1.70.0060.00317.02
7.1.60.0140.01119.11
7.1.50.0070.01416.95
7.1.00.0030.07722.46
7.0.200.0000.00916.82
7.0.140.0030.07022.02
7.0.60.0030.04019.92
7.0.50.0070.06017.84
7.0.40.0170.05720.26
7.0.30.0530.07020.11
7.0.20.0330.07720.22
7.0.10.0070.04020.23
7.0.00.0030.04320.32
5.6.210.0070.08320.61
5.6.200.0000.05018.16
5.6.190.0000.05020.47
5.6.180.0330.07320.61
5.6.170.1270.03720.71
5.6.160.0100.04320.47
5.6.150.0070.06318.16
5.6.140.0130.06318.29
5.6.130.0100.08018.20
5.6.120.0030.08320.89
5.6.110.0200.05720.98
5.6.100.0030.06720.95
5.6.90.0070.08021.04
5.6.80.0130.08320.39
5.5.350.0100.07320.40
5.5.340.0170.06717.95
5.5.330.0130.03320.27
5.5.320.0330.05020.39
5.5.310.0300.06320.37
5.5.300.0030.05317.98
5.5.290.0170.07318.06
5.5.280.0030.07720.74
5.5.270.0170.07320.95
5.5.260.0130.06020.89
5.5.250.0030.04020.68
5.5.240.0200.07720.26
5.4.450.0770.06019.57
5.4.440.0770.06719.39
5.4.430.0930.06019.69
5.4.420.0670.00019.46
5.4.410.0630.00019.30
5.4.400.0670.00019.27
5.4.390.0770.00019.03
5.4.380.0670.00019.16
5.4.370.0630.00019.11
5.4.360.0630.00019.17
5.4.350.0700.00019.16
5.4.340.0060.03412.02
5.4.320.0120.03012.50
5.4.310.0050.04012.50
5.4.300.0110.03312.51
5.4.290.0060.04212.50
5.4.280.0100.03312.40
5.4.270.0060.03812.40
5.4.260.0110.03512.40
5.4.250.0060.04212.40
5.4.240.0050.03812.40
5.4.230.0060.04212.39
5.4.220.0050.03812.39
5.4.210.0030.04012.39
5.4.200.0050.03812.39
5.4.190.0070.03512.38
5.4.180.0060.03612.39
5.4.170.0050.03712.39
5.4.160.0090.03412.39
5.4.150.0070.03612.39
5.4.140.0080.03612.07
5.4.130.0070.03412.05
5.4.120.0030.03812.02
5.4.110.0050.03712.01
5.4.100.0080.03312.01
5.4.90.0060.03812.01
5.4.80.0050.03812.01
5.4.70.0070.03612.01
5.4.60.0040.03712.01
5.4.50.0100.03412.00
5.4.40.0100.03212.00
5.4.30.0100.03111.99
5.4.20.0080.03512.00
5.4.10.0080.03511.99
5.4.00.0040.03911.48
5.3.290.0070.04012.80
5.3.280.0070.03812.71
5.3.270.0060.04212.72
5.3.260.0040.04212.72
5.3.250.0080.03512.72
5.3.240.0040.03912.72
5.3.230.0040.04012.71
5.3.220.0080.03612.68
5.3.210.0090.03612.68
5.3.200.0070.03512.68
5.3.190.0050.03812.68
5.3.180.0040.04212.68
5.3.170.0040.04012.67
5.3.160.0080.04112.67
5.3.150.0090.04912.67
5.3.140.0080.04912.66
5.3.130.0060.04012.66
5.3.120.0080.03812.66
5.3.110.0060.03912.66
5.3.100.0060.03712.12
5.3.90.0040.03812.10
5.3.80.0100.03212.09
5.3.70.0070.03612.09
5.3.60.0070.03912.08
5.3.50.0040.03912.02
5.3.40.0090.03812.02
5.3.30.0070.03611.98
5.3.20.0060.03911.76
5.3.10.0080.03711.73
5.3.00.0070.03611.71
5.2.170.0070.0319.18
5.2.160.0090.0319.18
5.2.150.0060.0309.18
5.2.140.0060.0419.18
5.2.130.0070.0329.14
5.2.120.0050.0379.14
5.2.110.0040.0329.14
5.2.100.0070.0339.14
5.2.90.0060.0389.14
5.2.80.0080.0409.14
5.2.70.0080.0459.13
5.2.60.0050.0439.09
5.2.50.0060.0339.06
5.2.40.0040.0309.03
5.2.30.0050.0309.01
5.2.20.0010.0329.00
5.2.10.0060.0288.93
5.2.00.0030.0318.78
5.1.60.0020.0268.06
5.1.50.0020.0268.07
5.1.40.0030.0278.04
5.1.30.0030.0278.40
5.1.20.0050.0278.42
5.1.10.0050.0258.14
5.1.00.0040.0268.14
5.0.50.0030.0226.62
5.0.40.0030.0206.47
5.0.30.0060.0306.29
5.0.20.0030.0206.27
5.0.10.0060.0176.24
5.0.00.0020.0326.23
4.4.90.0020.0164.78
4.4.80.0040.0174.76
4.4.70.0030.0154.75
4.4.60.0040.0184.75
4.4.50.0050.0134.77
4.4.40.0050.0254.71
4.4.30.0060.0124.76
4.4.20.0030.0154.84
4.4.10.0060.0134.85
4.4.00.0020.0294.76
4.3.110.0040.0144.67
4.3.100.0030.0144.66
4.3.90.0030.0144.63
4.3.80.0020.0254.59
4.3.70.0030.0144.63
4.3.60.0030.0144.63
4.3.50.0020.0174.63
4.3.40.0010.0254.54
4.3.30.0010.0163.28
4.3.20.0020.0203.26
4.3.10.0020.0183.22
4.3.00.0130.0237.93

preferences:
41.28 ms | 401 KiB | 5 Q