3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Foo { use Foo\Bar; class Baz {} } namespace Foo { class Bar {} } namespace { use Foo\Baz; $baz = new Baz(); var_dump($baz); }

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)
8.3.60.0090.00918.14
8.3.50.0070.01122.91
8.3.40.0070.00718.77
8.3.30.0140.00019.01
8.3.20.0070.00020.24
8.3.10.0080.00023.48
8.3.00.0080.00017.50
8.2.180.0060.00916.46
8.2.170.0130.00622.96
8.2.160.0030.01020.35
8.2.150.0070.00024.18
8.2.140.0050.00324.66
8.2.130.0070.01026.16
8.2.120.0070.00021.03
8.2.110.0060.00320.53
8.2.100.0040.00717.91
8.2.90.0030.00618.07
8.2.80.0040.00417.97
8.2.70.0060.00317.50
8.2.60.0100.00017.93
8.2.50.0030.00918.07
8.2.40.0030.00617.92
8.2.30.0000.00717.98
8.2.20.0000.00817.64
8.2.10.0040.00417.96
8.2.00.0040.00417.59
8.1.280.0110.00725.92
8.1.270.0080.00023.61
8.1.260.0050.00226.35
8.1.250.0050.00228.09
8.1.240.0090.00022.02
8.1.230.0090.00320.96
8.1.220.0050.00317.78
8.1.210.0050.00318.90
8.1.200.0120.00017.23
8.1.190.0040.00417.10
8.1.180.0030.00518.10
8.1.170.0030.00618.52
8.1.160.0070.00021.94
8.1.150.0040.00418.76
8.1.140.0000.00717.39
8.1.130.0000.00817.86
8.1.120.0000.00717.28
8.1.110.0080.00017.30
8.1.100.0030.00517.28
8.1.90.0050.00317.41
8.1.80.0030.00317.30
8.1.70.0000.00717.28
8.1.60.0030.00617.52
8.1.50.0040.00417.48
8.1.40.0000.00717.35
8.1.30.0040.00417.47
8.1.20.0040.00417.48
8.1.10.0000.00717.41
8.1.00.0000.00817.48
8.0.300.0000.00720.07
8.0.290.0060.00316.63
8.0.280.0030.00318.37
8.0.270.0040.00417.17
8.0.260.0060.00017.09
8.0.250.0000.00716.87
8.0.240.0030.00316.79
8.0.230.0030.00316.87
8.0.220.0000.00716.77
8.0.210.0040.00416.77
8.0.200.0040.00416.95
8.0.190.0000.00716.81
8.0.180.0000.00716.85
8.0.170.0030.00516.74
8.0.160.0000.00716.82
8.0.150.0040.00416.81
8.0.140.0030.00316.68
8.0.130.0000.00513.28
8.0.120.0030.00516.77
8.0.110.0000.00716.78
8.0.100.0040.00416.88
8.0.90.0000.00716.73
8.0.80.0130.01016.76
8.0.70.0080.00016.87
8.0.60.0070.00016.71
8.0.50.0000.00716.77
8.0.30.0080.01117.09
8.0.20.0090.01117.40
8.0.10.0040.00416.76
8.0.00.0080.01016.60
7.4.330.0000.00515.02
7.4.320.0030.00316.55
7.4.300.0000.00616.37
7.4.290.0070.00016.44
7.4.280.0040.00416.56
7.4.270.0040.00316.55
7.4.260.0080.00016.52
7.4.250.0000.00816.41
7.4.240.0040.00316.45
7.4.230.0080.00016.59
7.4.220.0140.01016.39
7.4.210.0100.01016.50
7.4.200.0070.00016.42
7.4.160.0100.00716.16
7.4.150.0140.00517.40
7.4.140.0080.01017.86
7.4.130.0100.01116.35
7.4.120.0120.00916.46
7.4.110.0050.01116.48
7.4.100.0100.01416.23
7.4.90.0030.01916.56
7.4.80.0130.01019.39
7.4.70.0030.01316.31
7.4.60.0130.00416.31
7.4.50.0060.00316.42
7.4.40.0060.01016.27
7.4.30.0060.00916.33
7.4.00.0110.00714.71
7.3.330.0000.00613.00
7.3.320.0050.00013.15
7.3.310.0070.00016.18
7.3.300.0030.00316.18
7.3.290.0160.00316.18
7.3.280.0080.00916.13
7.3.270.0040.01417.40
7.3.260.0140.00816.42
7.3.250.0110.00616.29
7.3.240.0090.00916.21
7.3.230.0100.01016.39
7.3.210.0070.01016.38
7.3.200.0090.00919.39
7.3.190.0130.00316.14
7.3.180.0080.00816.31
7.3.170.0100.00616.33
7.3.160.0090.00616.35
7.2.330.0090.01016.63
7.2.320.0030.01416.40
7.2.310.0080.00816.39
7.2.300.0080.01316.53
7.2.290.0060.01016.57
7.2.60.0070.01016.95
7.2.00.0040.01419.28
7.1.200.0100.00315.82
7.1.100.0100.00717.84
7.1.70.0070.01416.81
7.1.60.0060.01919.40
7.1.50.0170.00716.81
7.1.00.0070.07022.36
7.0.200.0040.00816.73
7.0.140.0070.07022.09
7.0.60.0000.06320.04
7.0.50.0130.06717.87
7.0.40.0170.06320.14
7.0.30.0230.04320.16
7.0.20.0230.07720.30
7.0.10.0070.04320.24
7.0.00.0170.05020.10
5.6.280.0030.07320.78
5.6.210.0130.06320.52
5.6.200.0030.04018.25
5.6.190.0070.04020.39
5.6.180.0270.07320.61
5.6.170.0270.05020.52
5.6.160.0000.09320.50
5.6.150.0070.03318.14
5.6.140.0100.07718.21
5.6.130.0130.07718.27
5.6.120.0200.06720.97
5.6.110.0070.08020.99
5.6.100.0100.07720.98
5.6.90.0030.08721.00
5.6.80.0030.08020.50
5.5.350.0300.07720.40
5.5.340.0130.07317.96
5.5.330.0070.04320.32
5.5.320.0230.07320.30
5.5.310.0230.07320.29
5.5.300.0000.05017.99
5.5.290.0100.07718.03
5.5.280.0030.05320.80
5.5.270.0170.07020.79
5.5.260.0030.08320.65
5.5.250.0100.06020.70
5.5.240.0030.06320.36
5.4.450.0830.05719.38
5.4.440.0930.04719.28
5.4.430.0800.05319.22
5.4.420.0900.05019.50
5.4.410.0030.06019.41
5.4.400.0800.05719.21
5.4.390.0100.05019.18
5.4.380.0200.04718.56
5.4.370.0100.03318.71
5.4.360.0000.05018.83
5.4.350.0050.04512.02
5.4.340.0060.04412.01
5.4.320.0070.03612.50
5.4.310.0090.03612.49
5.4.300.0040.03812.50
5.4.290.0060.03912.49
5.4.280.0060.03512.39
5.4.270.0110.03412.39
5.4.260.0100.03812.39
5.4.250.0050.03712.39
5.4.240.0020.04112.39
5.4.230.0070.03812.38
5.4.220.0050.03612.38
5.4.210.0050.03512.39
5.4.200.0080.03512.39
5.4.190.0070.03512.38
5.4.180.0070.03412.38
5.4.170.0080.03512.39
5.4.160.0070.03412.39
5.4.150.0060.03612.39
5.4.140.0040.04312.07
5.4.130.0060.03512.06
5.4.120.0030.04012.02
5.4.110.0060.03512.01
5.4.100.0050.04312.00
5.4.90.0080.03712.01
5.4.80.0030.04412.01
5.4.70.0060.03412.00
5.4.60.0040.03912.00
5.4.50.0040.03712.00
5.4.40.0060.03611.99
5.4.30.0010.04211.99
5.4.20.0040.03911.99
5.4.10.0030.03811.99
5.4.00.0030.03811.48
5.3.290.0080.04112.80
5.3.280.0010.04412.71
5.3.270.0040.04312.73
5.3.260.0050.04012.72
5.3.250.0080.03512.72
5.3.240.0040.03812.72
5.3.230.0070.03512.70
5.3.220.0040.03812.68
5.3.210.0080.03712.68
5.3.200.0080.03912.68
5.3.190.0030.04012.67
5.3.180.0060.03712.68
5.3.170.0060.03712.66
5.3.160.0070.03612.67
5.3.150.0080.04212.68
5.3.140.0040.04712.66
5.3.130.0060.04612.66
5.3.120.0050.04012.65
5.3.110.0040.04412.65
5.3.100.0050.03712.12
5.3.90.0010.04012.09
5.3.80.0040.03812.08
5.3.70.0030.03912.09
5.3.60.0040.03912.07
5.3.50.0050.04312.02
5.3.40.0060.03512.02
5.3.30.0080.03911.98
5.3.20.0070.03411.75
5.3.10.0030.04011.72
5.3.00.0050.04211.71
5.2.170.0060.0289.18
5.2.160.0040.0299.18
5.2.150.0040.0319.18
5.2.140.0040.0319.18
5.2.130.0060.0279.14
5.2.120.0060.0289.14
5.2.110.0050.0299.15
5.2.100.0040.0359.14
5.2.90.0030.0309.14
5.2.80.0050.0299.14
5.2.70.0070.0269.14
5.2.60.0020.0329.09
5.2.50.0080.0269.06
5.2.40.0030.0309.04
5.2.30.0080.0309.02
5.2.20.0050.0299.00
5.2.10.0070.0278.93
5.2.00.0010.0318.78
5.1.60.0070.0218.06
5.1.50.0050.0238.06
5.1.40.0030.0248.05
5.1.30.0030.0278.40
5.1.20.0020.0288.41
5.1.10.0040.0258.14
5.1.00.0030.0268.14
5.0.50.0020.0226.62
5.0.40.0050.0186.48
5.0.30.0060.0296.29
5.0.20.0020.0206.26
5.0.10.0030.0206.24
5.0.00.0040.0306.23
4.4.90.0010.0174.77
4.4.80.0030.0164.76
4.4.70.0020.0164.75
4.4.60.0050.0214.75
4.4.50.0030.0214.77
4.4.40.0030.0274.71
4.4.30.0030.0164.76
4.4.20.0010.0174.85
4.4.10.0040.0224.85
4.4.00.0030.0244.76
4.3.110.0030.0234.66
4.3.100.0010.0184.67
4.3.90.0010.0194.63
4.3.80.0020.0324.58
4.3.70.0030.0204.63
4.3.60.0030.0194.63
4.3.50.0030.0184.63
4.3.40.0010.0254.54
4.3.30.0030.0223.29
4.3.20.0040.0203.26
4.3.10.0010.0173.22
4.3.00.0130.0207.16

preferences:
70.54 ms | 401 KiB | 5 Q