3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Foo { class A {} } namespace Bar { use Foo\A; use Bar\A as BarA; $a = new BarA; var_dump($a); } namespace Bar { class 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)
8.3.60.0150.00016.63
8.3.50.0150.00822.86
8.3.40.0000.01518.66
8.3.30.0070.00718.79
8.3.20.0030.00620.21
8.3.10.0040.00420.36
8.3.00.0080.00019.02
8.2.180.0060.00916.50
8.2.170.0140.00722.96
8.2.160.0160.00320.58
8.2.150.0000.00824.18
8.2.140.0070.00024.66
8.2.130.0050.00326.16
8.2.120.0000.01021.09
8.2.110.0030.00720.32
8.2.100.0080.00418.03
8.2.90.0050.00319.28
8.2.80.0000.00817.97
8.2.70.0000.00917.50
8.2.60.0080.00017.80
8.2.50.0040.00418.07
8.2.40.0060.00318.15
8.2.30.0000.00719.43
8.2.20.0000.00717.55
8.2.10.0070.00017.95
8.2.00.0000.00717.49
8.1.280.0070.01125.92
8.1.270.0080.00023.71
8.1.260.0050.00326.35
8.1.250.0000.00728.09
8.1.240.0060.00323.84
8.1.230.0090.00319.15
8.1.220.0040.00417.74
8.1.210.0050.00218.77
8.1.200.0080.00317.35
8.1.190.0000.00817.22
8.1.180.0000.00818.10
8.1.170.0050.00318.43
8.1.160.0000.00821.81
8.1.150.0050.00318.75
8.1.140.0000.00817.38
8.1.130.0030.00317.78
8.1.120.0040.00417.29
8.1.110.0080.00017.27
8.1.100.0040.00417.26
8.1.90.0070.00017.39
8.1.80.0070.00017.28
8.1.70.0000.00817.35
8.1.60.0030.00517.51
8.1.50.0060.00317.48
8.1.40.0000.00917.34
8.1.30.0050.00217.44
8.1.20.0050.00217.62
8.1.10.0000.00717.49
8.1.00.0000.00717.43
8.0.300.0070.00018.77
8.0.290.0000.00916.63
8.0.280.0090.00018.38
8.0.270.0030.00317.19
8.0.260.0000.00717.18
8.0.250.0070.00016.72
8.0.240.0040.00416.95
8.0.230.0070.00016.79
8.0.220.0030.00316.70
8.0.210.0040.00416.70
8.0.200.0000.00616.94
8.0.190.0030.00316.84
8.0.180.0030.00616.77
8.0.170.0040.00416.82
8.0.160.0030.00316.85
8.0.150.0070.00016.76
8.0.140.0070.00016.84
8.0.130.0000.00513.24
8.0.120.0050.00316.66
8.0.110.0000.00816.82
8.0.100.0040.00416.79
8.0.90.0030.00316.71
8.0.80.0070.01116.80
8.0.70.0080.00016.79
8.0.60.0040.00416.70
8.0.50.0000.00716.83
8.0.30.0150.00417.01
8.0.20.0110.00717.40
8.0.10.0000.00716.93
8.0.00.0060.01116.72
7.4.330.0000.00515.07
7.4.320.0060.00016.43
7.4.300.0000.00616.45
7.4.290.0030.00316.38
7.4.280.0040.00416.43
7.4.270.0000.00816.32
7.4.260.0030.00316.41
7.4.250.0030.00516.38
7.4.240.0040.00316.51
7.4.230.0000.00716.62
7.4.220.0100.00716.59
7.4.210.0110.00416.46
7.4.200.0000.00616.26
7.4.160.0100.00716.50
7.4.150.0120.01217.40
7.4.140.0140.00217.86
7.4.130.0090.00816.38
7.4.120.0080.01116.37
7.4.110.0060.01016.27
7.4.100.0110.00816.34
7.4.90.0080.00816.43
7.4.80.0130.00319.39
7.4.70.0060.00916.30
7.4.60.0100.00716.36
7.4.50.0000.00816.54
7.4.40.0120.00416.51
7.4.30.0170.00016.31
7.4.00.0030.01414.58
7.3.330.0000.00613.27
7.3.320.0030.00213.15
7.3.310.0070.00016.20
7.3.300.0040.00416.05
7.3.290.0060.00916.21
7.3.280.0070.01016.17
7.3.270.0100.01017.40
7.3.260.0090.00916.25
7.3.250.0140.00416.50
7.3.240.0100.01016.21
7.3.230.0090.00916.39
7.3.210.0030.01616.23
7.3.200.0130.00319.39
7.3.190.0080.00816.40
7.3.180.0000.01516.05
7.3.170.0140.00716.27
7.3.160.0200.00316.40
7.2.330.0100.00716.50
7.2.320.0090.00916.52
7.2.310.0130.00316.21
7.2.300.0100.00716.30
7.2.290.0030.01216.24
7.2.60.0030.01316.85
7.2.00.0040.00718.96
7.1.200.0070.00715.67
7.1.100.0030.00917.92
7.1.70.0040.00417.13
7.1.60.0130.00319.61
7.1.50.0070.01716.71
7.1.00.0130.06722.28
7.0.200.0040.00416.50
7.0.140.0000.07722.21
7.0.60.0130.07020.05
7.0.50.0130.04317.87
7.0.40.0030.08319.96
7.0.30.0300.07320.08
7.0.20.0200.06320.08
7.0.10.0130.06720.08
7.0.00.0030.08320.20
5.6.280.0070.07020.95
5.6.210.0100.07320.50
5.6.200.0000.04718.23
5.6.190.0030.04320.39
5.6.180.0400.03720.64
5.6.170.0330.05320.51
5.6.160.0130.07320.48
5.6.150.0100.04018.18
5.6.140.0000.04318.14
5.6.130.0000.04718.14
5.6.120.0070.08320.82
5.6.110.0070.03721.04
5.6.100.0100.07021.02
5.6.90.0030.05720.97
5.6.80.0100.07720.37
5.5.350.0170.08320.47
5.5.340.0030.06017.97
5.5.330.0070.04020.28
5.5.320.0430.04320.27
5.5.310.0270.04720.42
5.5.300.0070.07317.95
5.5.290.0170.07718.01
5.5.280.0070.05720.87
5.5.270.0100.03720.85
5.5.260.0130.07720.64
5.5.250.0070.07720.46
5.5.240.0200.07320.25
5.4.450.0470.04019.54
5.4.440.0300.04719.57
5.4.430.0170.05019.41
5.4.420.0300.04319.48
5.4.410.0200.04019.16
5.4.400.0230.03019.09
5.4.390.0230.03718.84
5.4.380.0200.05718.73
5.4.370.0230.07318.74
5.4.360.0230.06718.60
5.4.350.0230.05318.73
5.4.340.0130.05718.56
5.4.320.0100.04912.49
5.4.310.0050.05512.49
5.4.300.0140.04212.50
5.4.290.0080.04312.49
5.4.280.0070.03812.39
5.4.270.0080.03612.39
5.4.260.0120.03312.39
5.4.250.0120.04912.39
5.4.240.0080.03612.39
5.4.230.0090.04512.38
5.4.220.0150.03912.39
5.4.210.0080.03712.38
5.4.200.0070.04212.38
5.4.190.0040.04212.38
5.4.180.0120.03212.38
5.4.170.0080.03912.39
5.4.160.0090.03612.39
5.4.150.0080.04812.38
5.4.140.0100.04812.07
5.4.130.0100.03412.06
5.4.120.0080.03512.01
5.4.110.0040.04912.00
5.4.100.0060.03912.01
5.4.90.0080.03612.01
5.4.80.0060.05112.01
5.4.70.0080.03812.00
5.4.60.0110.03212.00
5.4.50.0070.04112.00
5.4.40.0060.05011.99
5.4.30.0100.03911.99
5.4.20.0090.04211.99
5.4.10.0100.03611.99
5.4.00.0090.03411.48
5.3.290.0080.03912.80
5.3.280.0060.03912.71
5.3.270.0060.04812.72
5.3.260.0060.04012.72
5.3.250.0050.03912.72
5.3.240.0100.03412.72
5.3.230.0070.05112.71
5.3.220.0050.03912.68
5.3.210.0060.04012.68
5.3.200.0070.03912.68
5.3.190.0080.03712.68
5.3.180.0040.03912.67
5.3.170.0070.03612.67
5.3.160.0090.03412.67
5.3.150.0090.03712.67
5.3.140.0040.04112.66
5.3.130.0090.04412.66
5.3.120.0060.03912.66
5.3.110.0100.04112.66
5.3.100.0100.03912.12
5.3.90.0060.03912.09
5.3.80.0120.04312.09
5.3.70.0140.03912.08
5.3.60.0060.03712.07
5.3.50.0080.03612.02
5.3.40.0050.03912.02
5.3.30.0030.04211.97
5.3.20.0070.03611.76
5.3.10.0020.04011.72
5.3.00.0080.03811.71
5.2.170.0060.0319.18
5.2.160.0070.0289.18
5.2.150.0080.0279.18
5.2.140.0060.0569.18
5.2.130.0020.0469.14
5.2.120.0050.0319.14
5.2.110.0020.0379.15
5.2.100.0080.0379.14
5.2.90.0060.0439.14
5.2.80.0050.0349.14
5.2.70.0040.0369.14
5.2.60.0110.0399.09
5.2.50.0060.0439.06
5.2.40.0050.0359.03
5.2.30.0060.0409.02
5.2.20.0070.0349.01
5.2.10.0040.0298.93
5.2.00.0080.0268.78
5.1.60.0030.0258.07
5.1.50.0060.0248.06
5.1.40.0040.0298.04
5.1.30.0050.0378.40
5.1.20.0040.0348.42
5.1.10.0060.0248.14
5.1.00.0070.0348.14
5.0.50.0060.0256.62
5.0.40.0040.0276.47
5.0.30.0030.0396.29
5.0.20.0070.0176.27
5.0.10.0060.0196.24
5.0.00.0040.0356.23
4.4.90.0050.0214.78
4.4.80.0070.0194.76
4.4.70.0060.0204.75
4.4.60.0040.0204.75
4.4.50.0060.0194.77
4.4.40.0040.0314.71
4.4.30.0030.0214.76
4.4.20.0040.0214.84
4.4.10.0040.0214.85
4.4.00.0020.0334.76
4.3.110.0030.0174.67
4.3.100.0050.0134.66
4.3.90.0020.0164.64
4.3.80.0030.0264.58
4.3.70.0040.0154.63
4.3.60.0040.0204.63
4.3.50.0030.0194.63
4.3.40.0040.0304.54
4.3.30.0020.0213.29
4.3.20.0030.0243.26
4.3.10.0050.0323.22
4.3.00.0000.02018.16

preferences:
46.74 ms | 401 KiB | 5 Q