3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace X\Y { class A { function aClassFunction() { echo 'class function'; } } function aNamespaceFunction() { echo 'namespace function'; } } namespace { // we're in the root namespace use function X\Y\A\aClassFunction; use function X\Y\aNamespaceFunction; aNamespaceFunction(); aClassFunction(); }

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)
8.3.60.0090.00618.43
8.3.50.0120.00721.97
8.3.40.0080.00818.97
8.3.30.0100.00319.23
8.3.20.0000.00720.39
8.3.10.0080.00020.53
8.3.00.0040.00419.38
8.2.180.0140.00716.75
8.2.170.0040.01122.96
8.2.160.0100.00320.60
8.2.150.0050.00324.18
8.2.140.0000.00824.66
8.2.130.0100.00726.16
8.2.120.0050.00222.31
8.2.110.0000.00920.44
8.2.100.0070.00718.16
8.2.90.0050.00319.21
8.2.80.0060.00317.97
8.2.70.0040.00417.50
8.2.60.0060.00417.93
8.2.50.0050.00318.07
8.2.40.0040.00419.95
8.2.30.0040.00417.99
8.2.20.0030.00517.61
8.2.10.0050.00318.00
8.2.00.0000.00717.59
8.1.280.0060.01325.92
8.1.270.0080.00023.92
8.1.260.0050.00326.35
8.1.250.0080.00028.09
8.1.240.0100.00023.79
8.1.230.0090.00319.01
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.22
8.1.190.0050.00317.23
8.1.180.0040.00418.10
8.1.170.0030.00618.53
8.1.160.0040.00421.86
8.1.150.0040.00418.77
8.1.140.0000.00717.29
8.1.130.0000.00717.64
8.1.120.0040.00417.34
8.1.110.0000.00717.33
8.1.100.0000.00717.33
8.1.90.0000.00717.28
8.1.80.0000.00717.22
8.1.70.0000.00717.34
8.1.60.0030.00617.38
8.1.50.0000.00817.30
8.1.40.0040.00417.34
8.1.30.0000.00917.51
8.1.20.0040.00417.48
8.1.10.0070.00017.36
8.1.00.0030.00617.33
8.0.300.0000.00718.77
8.0.290.0000.00716.75
8.0.280.0040.00418.45
8.0.270.0030.00317.26
8.0.260.0030.00317.19
8.0.250.0030.00316.85
8.0.240.0000.00616.87
8.0.230.0030.00317.00
8.0.220.0030.00316.82
8.0.210.0040.00416.91
8.0.200.0030.00316.93
8.0.190.0000.00716.98
8.0.180.0040.00416.88
8.0.170.0080.00016.98
8.0.160.0070.00016.80
8.0.150.0070.00016.84
8.0.140.0000.00716.84
8.0.130.0030.00313.41
8.0.120.0040.00416.89
8.0.110.0070.00016.86
8.0.100.0030.00316.96
8.0.90.0040.00416.79
8.0.80.0110.00816.91
8.0.70.0040.00416.95
8.0.60.0000.00716.85
8.0.50.0040.00416.75
8.0.30.0140.00517.24
8.0.20.0090.01017.40
8.0.10.0000.00716.84
8.0.00.0150.00216.70
7.4.330.0020.00215.01
7.4.320.0000.00616.35
7.4.300.0060.00016.44
7.4.290.0030.00316.52
7.4.280.0040.00416.44
7.4.270.0040.00416.36
7.4.260.0060.00316.52
7.4.250.0050.00316.39
7.4.240.0010.00616.48
7.4.230.0070.00016.45
7.4.220.0060.01316.55
7.4.210.0150.00616.44
7.4.200.0000.00716.33
7.4.160.0070.01016.86
7.4.150.0100.01017.40
7.4.140.0170.00717.86
7.4.130.0130.00816.44
7.4.120.0090.00916.33
7.4.110.0060.01016.38
7.4.100.0120.01016.55
7.4.90.0080.00816.67
7.4.80.0120.00619.39
7.4.70.0090.00916.60
7.4.60.0080.00816.66
7.4.50.0080.00016.44
7.4.40.0070.01016.15
7.4.30.0130.00316.53
7.4.00.0110.00714.75
7.3.330.0060.00013.14
7.3.320.0030.00313.09
7.3.310.0000.00716.28
7.3.300.0050.00316.30
7.3.290.0120.00616.27
7.3.280.0080.00816.24
7.3.270.0070.01017.40
7.3.260.0130.00316.53
7.3.250.0080.00916.46
7.3.240.0070.01016.25
7.3.230.0100.00616.62
7.3.210.0030.01316.29
7.3.200.0100.01019.39
7.3.190.0100.00616.29
7.3.180.0070.01116.26
7.3.170.0100.01016.43
7.3.160.0030.01216.27
7.2.330.0060.01216.70
7.2.320.0030.01316.68
7.2.310.0140.00316.68
7.2.300.0070.01016.73
7.2.290.0030.01616.46
7.2.60.0090.00316.70
7.2.00.0470.00719.06
7.1.200.0080.00315.73
7.1.100.0030.00618.05
7.1.70.0050.00517.00
7.1.60.0030.02019.32
7.1.50.0180.00716.89
7.1.00.0030.07722.28
7.0.200.0030.00716.63
7.0.140.0030.07021.97
7.0.60.0370.07019.89
7.0.50.0070.08017.87
7.0.40.0100.08720.24
7.0.30.0270.07720.06
7.0.20.0430.05320.33
7.0.10.0130.05720.30
7.0.00.0130.07320.22
5.6.280.0030.07720.78
5.6.210.0070.07720.47
5.6.200.0000.05318.22
5.6.190.0130.04720.48
5.6.180.0270.06720.62
5.6.170.0270.08020.58
5.6.160.0130.05320.54
5.6.150.0100.03718.21
5.6.140.0000.04318.17
5.6.130.0030.08318.21
5.6.120.0030.09021.15
5.6.110.0070.08320.98
5.6.100.0170.03720.96
5.6.90.0070.08721.01
5.6.80.0030.08720.54
5.5.350.0170.08320.30
5.5.340.0030.08017.95
5.5.330.0000.04720.41
5.5.320.0270.08020.24
5.5.310.0170.04020.51
5.5.300.0100.04317.94
5.5.290.0030.08317.97
5.5.280.0070.05720.88
5.5.270.0130.07020.88
5.5.260.0130.07720.67
5.5.250.0030.08320.69
5.5.240.0200.08320.29
5.4.450.0900.03719.63
5.4.440.0800.05019.17
5.4.430.0430.07319.41
5.4.420.0730.00019.54
5.4.410.0630.00019.21
5.4.400.0770.00019.28
5.4.390.0630.00019.02
5.4.380.0630.00019.21
5.4.370.0670.00019.07
5.4.360.0600.00019.26
5.4.350.0630.00019.13
5.4.340.0600.00019.02
5.4.320.0080.03512.52
5.4.310.0020.04112.52
5.4.300.0080.03412.52
5.4.290.0040.03912.51
5.4.280.0060.03412.41
5.4.270.0030.03812.41
5.4.260.0060.03712.41
5.4.250.0080.03712.41
5.4.240.0040.04112.41
5.4.230.0060.03712.40
5.4.220.0080.03312.40
5.4.210.0030.03812.41
5.4.200.0070.03612.40
5.4.190.0070.03512.40
5.4.180.0040.03712.40
5.4.170.0090.03312.40
5.4.160.0070.03512.40
5.4.150.0050.03712.39
5.4.140.0060.03712.09
5.4.130.0050.03612.07
5.4.120.0090.03212.04
5.4.110.0070.03412.04
5.4.100.0050.03612.04
5.4.90.0070.03612.03
5.4.80.0050.03812.03
5.4.70.0050.03612.02
5.4.60.0060.03512.02
5.4.50.0050.03612.02
5.4.40.0040.03812.02
5.4.30.0070.03412.01
5.4.20.0040.03712.00
5.4.10.0070.03512.02
5.4.00.0050.03711.50
5.3.290.0070.03812.80
5.3.280.0050.03912.71
5.3.270.0050.04012.73
5.3.260.0040.04012.72
5.3.250.0060.03712.72
5.3.240.0040.03912.72
5.3.230.0050.03812.71
5.3.220.0080.03512.68
5.3.210.0050.04012.68
5.3.200.0030.03912.68
5.3.190.0060.03712.68
5.3.180.0060.04112.67
5.3.170.0050.03712.67
5.3.160.0030.03912.67
5.3.150.0050.03812.68
5.3.140.0100.03312.66
5.3.130.0070.03712.66
5.3.120.0050.04012.66
5.3.110.0040.04212.66
5.3.100.0080.03912.13
5.3.90.0090.04112.11
5.3.80.0080.03612.10
5.3.70.0080.03512.10
5.3.60.0090.03212.08
5.3.50.0050.03712.03
5.3.40.0070.03612.03
5.3.30.0040.03811.98
5.3.20.0030.03811.77
5.3.10.0060.03511.74
5.3.00.0100.06111.72
5.2.170.0020.0339.18
5.2.160.0040.0289.18
5.2.150.0040.0319.18
5.2.140.0070.0279.18
5.2.130.0030.0309.14
5.2.120.0060.0279.13
5.2.110.0040.0299.14
5.2.100.0040.0369.14
5.2.90.0040.0299.14
5.2.80.0030.0319.14
5.2.70.0040.0319.14
5.2.60.0020.0329.09
5.2.50.0050.0299.06
5.2.40.0030.0309.03
5.2.30.0050.0299.01
5.2.20.0050.0289.00
5.2.10.0040.0298.93
5.2.00.0030.0318.79
5.1.60.0030.0258.07
5.1.50.0030.0268.06
5.1.40.0050.0248.05
5.1.30.0030.0278.40
5.1.20.0040.0348.41
5.1.10.0070.0238.14
5.1.00.0040.0258.14
5.0.50.0040.0206.63
5.0.40.0060.0166.47
5.0.30.0040.0316.29
5.0.20.0020.0216.26
5.0.10.0040.0236.24
5.0.00.0030.0316.23
4.4.90.0030.0154.78
4.4.80.0030.0194.75
4.4.70.0020.0164.75
4.4.60.0030.0154.75
4.4.50.0030.0154.77
4.4.40.0030.0244.71
4.4.30.0020.0154.76
4.4.20.0030.0154.85
4.4.10.0010.0164.85
4.4.00.0010.0264.75
4.3.110.0030.0154.67
4.3.100.0030.0144.66
4.3.90.0020.0154.63
4.3.80.0010.0264.59
4.3.70.0030.0144.63
4.3.60.0030.0144.62
4.3.50.0020.0164.63
4.3.40.0030.0244.53
4.3.30.0040.0153.28
4.3.20.0020.0173.25
4.3.10.0010.0173.22
4.3.00.0030.01716.51

preferences:
40.16 ms | 401 KiB | 5 Q