3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Blah; class Foo { const a = 'b'; } echo constant('Blah\Foo::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)
8.3.40.0070.00718.75
8.3.30.0100.00318.79
8.3.20.0040.00420.18
8.3.10.0000.00721.72
8.3.00.0050.00317.65
8.2.170.0150.00022.96
8.2.160.0100.00320.39
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0150.00426.16
8.2.120.0000.00721.09
8.2.110.0090.00022.14
8.2.100.0040.00719.45
8.2.90.0040.00419.13
8.2.80.0040.00417.97
8.2.70.0040.00417.63
8.2.60.0050.00217.80
8.2.50.0090.00018.07
8.2.40.0040.00418.22
8.2.30.0090.00017.86
8.2.20.0080.00017.72
8.2.10.0040.00418.03
8.2.00.0000.00717.60
8.1.270.0040.00422.09
8.1.260.0070.00026.35
8.1.250.0050.00328.09
8.1.240.0040.00423.86
8.1.230.0080.00419.02
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0070.00317.10
8.1.190.0060.00317.10
8.1.180.0000.00818.10
8.1.170.0050.00318.59
8.1.160.0040.00421.81
8.1.150.0040.00418.74
8.1.140.0000.00817.30
8.1.130.0000.00717.76
8.1.120.0000.00717.31
8.1.110.0030.00517.32
8.1.100.0080.00017.34
8.1.90.0080.00317.26
8.1.80.0070.00017.33
8.1.70.0000.00717.24
8.1.60.0080.00017.33
8.1.50.0050.00317.27
8.1.40.0040.00417.27
8.1.30.0000.00817.52
8.1.20.0030.00517.49
8.1.10.0000.00717.42
8.1.00.0040.00417.25
8.0.300.0050.00218.77
8.0.290.0040.00416.63
8.0.280.0030.00318.43
8.0.270.0070.00017.18
8.0.260.0060.00017.31
8.0.250.0060.00016.82
8.0.240.0030.00316.89
8.0.230.0000.00616.81
8.0.220.0000.00716.73
8.0.210.0030.00316.66
8.0.200.0040.00416.84
8.0.190.0040.00416.88
8.0.180.0080.00016.69
8.0.170.0040.00416.79
8.0.160.0040.00416.64
8.0.150.0040.00416.79
8.0.140.0000.00716.71
8.0.130.0040.00413.14
8.0.120.0030.00516.61
8.0.110.0040.00416.73
8.0.100.0000.00716.72
8.0.90.0030.00316.73
8.0.80.0100.01216.63
8.0.70.0000.00816.64
8.0.60.0050.00216.73
8.0.50.0040.00416.55
8.0.30.0120.01216.84
8.0.20.0100.01217.40
8.0.10.0040.00416.71
8.0.00.0120.00516.64
7.4.330.0050.00215.00
7.4.320.0030.00316.38
7.4.300.0000.00716.47
7.4.290.0000.00716.29
7.4.280.0070.00016.36
7.4.270.0000.00716.36
7.4.260.0040.00416.48
7.4.250.0030.00316.31
7.4.240.0070.00016.37
7.4.230.0000.00716.41
7.4.220.0140.00416.43
7.4.210.0030.01116.38
7.4.200.0060.00316.36
7.4.160.0120.00916.48
7.4.150.0140.00317.40
7.4.140.0140.00317.86
7.4.130.0070.01616.64
7.4.120.0060.01116.58
7.4.110.0140.00816.40
7.4.100.0060.01216.51
7.4.90.0130.01016.51
7.4.80.0130.00919.39
7.4.70.0090.00616.32
7.4.60.0140.00316.38
7.4.50.0030.00516.21
7.4.40.0030.01316.05
7.4.30.0060.01016.40
7.4.00.0070.00714.82
7.3.330.0030.00312.98
7.3.320.0000.00513.14
7.3.310.0040.00416.19
7.3.300.0060.00016.13
7.3.290.0070.00916.16
7.3.280.0080.00916.14
7.3.270.0100.01017.40
7.3.260.0080.00916.25
7.3.240.0100.00716.53
7.3.230.0130.00316.39
7.3.210.0100.00716.39
7.3.200.0060.01619.39
7.3.190.0140.00316.32
7.3.180.0130.00716.31
7.3.170.0070.01316.27
7.3.160.0060.01316.31
7.3.120.0030.01214.87
7.2.330.0110.00616.50
7.2.320.0130.00716.59
7.2.310.0070.01016.61
7.2.300.0150.00616.49
7.2.290.0030.01316.37
7.2.00.0040.00719.31
7.1.100.0200.00717.86
7.1.70.0000.00817.13
7.1.60.0100.01419.25
7.1.50.0070.01416.68
7.1.00.0070.07322.27
7.0.200.0780.00714.83
7.0.140.0030.07322.00
7.0.60.0100.08719.96
7.0.50.0070.06017.83
7.0.40.0100.07720.09
7.0.30.0270.06320.10
7.0.20.0330.08020.26
7.0.10.0000.04720.33
7.0.00.0000.05020.10
5.6.210.0070.07020.71
5.6.200.0000.08018.19
5.6.190.0030.09320.39
5.6.180.0230.05320.52
5.6.170.0270.07720.39
5.6.160.0070.07320.71
5.6.150.0100.06718.23
5.6.140.0130.07018.20
5.6.130.0000.05018.18
5.6.120.0070.07721.02
5.6.110.0070.07720.89
5.6.100.0070.06721.00
5.6.90.0030.06321.13
5.6.80.0130.08320.39
5.5.350.3800.04320.46
5.5.340.0030.04018.08
5.5.330.0070.08320.50
5.5.320.0300.06020.42
5.5.310.0130.04320.29
5.5.300.0030.04018.02
5.5.290.0100.08018.08
5.5.280.0170.05020.87
5.5.270.0030.08320.84
5.5.260.0100.08320.71
5.5.250.0030.06020.57
5.5.240.0100.04320.06
5.4.450.0200.04319.52
5.4.440.0330.03319.47
5.4.430.0300.04319.41
5.4.420.0230.05319.32
5.4.410.0270.04319.39
5.4.400.0370.05319.10
5.4.390.0270.07719.08
5.4.380.0330.06719.17
5.4.370.0400.06019.20
5.4.360.0270.04719.14
5.4.350.0270.03719.22
5.4.340.0300.06018.95
5.4.320.0230.08018.99
5.4.310.0270.06719.20
5.4.300.0330.06718.84
5.4.290.0300.07318.94
5.4.280.0430.06019.13
5.4.270.0270.04018.98
5.4.260.0300.07018.85
5.4.250.0200.04318.94
5.4.240.0230.06019.15
5.4.230.0270.07318.96
5.4.220.0330.03718.87
5.4.210.0230.04319.07
5.4.200.0370.06719.14
5.4.190.0330.04018.96
5.4.180.0230.04319.21
5.4.170.0100.04719.23
5.4.160.0130.04318.96
5.4.150.0230.05019.20
5.4.140.0170.04716.34
5.4.130.0200.03316.36
5.4.120.0130.03716.31
5.4.110.0200.03316.40
5.4.100.0170.04316.26
5.4.90.0200.05716.53
5.4.80.0230.03016.44
5.4.70.0230.04016.44
5.4.60.0200.03316.35
5.4.50.0270.02716.56
5.4.40.0130.04016.53
5.4.30.0200.03316.48
5.4.20.0170.03316.34
5.4.10.0230.03716.51
5.4.00.0170.03315.73
5.3.290.0300.05714.66
5.3.280.0330.06714.59
5.3.270.0270.03014.61
5.3.260.0270.03714.52
5.3.250.0170.04014.60
5.3.240.0230.04014.58
5.3.230.0200.04314.50
5.3.220.0270.03714.63
5.3.210.0300.03314.53
5.3.200.0130.04014.72
5.3.190.0130.04314.73
5.3.180.0130.04014.64
5.3.170.0130.04014.55
5.3.160.0200.03714.57
5.3.150.0300.02714.48
5.3.140.0130.04014.70
5.3.130.0230.03314.55
5.3.120.0270.03014.59
5.3.110.0170.04014.69
5.3.100.0270.03014.00
5.3.90.0130.04014.03
5.3.80.0130.04714.09
5.3.70.0200.03314.03
5.3.60.0200.03314.05
5.3.50.0170.04014.02
5.3.40.0200.04014.01
5.3.30.0270.02714.12
5.3.20.0200.03313.68
5.3.10.0230.05313.87
5.3.00.0270.03013.71
5.2.170.0170.03312.91
5.2.160.0230.02012.91
5.2.150.0130.03012.91
5.2.140.0170.04012.91
5.2.130.0170.02712.91
5.2.120.0130.03012.91
5.2.110.0230.05712.91
5.2.100.0300.05012.91
5.2.90.0300.05012.91
5.2.80.0230.04312.91
5.2.70.0270.05312.91
5.2.60.0270.05012.91
5.2.50.0170.07012.91
5.2.40.0130.03712.91
5.2.30.0170.03312.91
5.2.20.0200.06012.91
5.2.10.0230.03312.91
5.2.00.0200.03012.91
5.1.60.0170.05312.91
5.1.50.0130.05012.91
5.1.40.0270.04712.91
5.1.30.0170.03012.91
5.1.20.0300.04712.91
5.1.10.0230.05312.91
5.1.00.0200.05312.91
5.0.50.0170.02712.91
5.0.40.0100.05012.91
5.0.30.0100.06312.91
5.0.20.0170.02712.91
5.0.10.0070.03312.91
5.0.00.0130.03312.91
4.4.90.0130.02312.91
4.4.80.0130.02312.91
4.4.70.0070.01712.91
4.4.60.0170.01312.91
4.4.50.0200.02712.91
4.4.40.0100.05712.91
4.4.30.0130.03312.91
4.4.20.0070.03012.91
4.4.10.0100.03012.91
4.4.00.0170.05012.91
4.3.110.0130.03012.91
4.3.100.0170.02012.91
4.3.90.0100.03012.91
4.3.80.0100.03712.91
4.3.70.0030.02012.91
4.3.60.0130.02712.91
4.3.50.0100.03012.91
4.3.40.0130.03712.91
4.3.30.0030.03012.91
4.3.20.0030.03012.91
4.3.10.0030.02012.91
4.3.00.0000.03012.91

preferences:
50.26 ms | 400 KiB | 5 Q