3v4l.org

run code in 300+ PHP versions simultaneously
<?php $A = array(); $A[0] = 5; $b = &$A[0]; unset($b); $C = $A; $C[0] = 10; echo $A[0];

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)
8.3.60.0070.01118.39
8.3.50.0160.00421.95
8.3.40.0070.00718.80
8.3.30.0100.00718.90
8.3.20.0070.00020.03
8.3.10.0030.00623.61
8.3.00.0040.00418.85
8.2.180.0090.00616.38
8.2.170.0040.01122.96
8.2.160.0100.00320.28
8.2.150.0050.00324.18
8.2.140.0030.00624.66
8.2.130.0040.00426.16
8.2.120.0040.00420.78
8.2.110.0060.00322.14
8.2.100.0090.00317.91
8.2.90.0050.00319.34
8.2.80.0040.00417.97
8.2.70.0060.00317.75
8.2.60.0030.00518.03
8.2.50.0050.00318.07
8.2.40.0090.00019.88
8.2.30.0080.00018.30
8.2.20.0050.00317.84
8.2.10.0040.00418.15
8.2.00.0040.00417.54
8.1.280.0140.00325.92
8.1.270.0040.00422.25
8.1.260.0000.00726.35
8.1.250.0050.00228.09
8.1.240.0040.00422.01
8.1.230.0100.00019.09
8.1.220.0090.00017.79
8.1.210.0000.00818.77
8.1.200.0060.00317.23
8.1.190.0030.00517.00
8.1.180.0040.00418.10
8.1.170.0060.00318.46
8.1.160.0000.00721.85
8.1.150.0070.00018.61
8.1.140.0000.00717.37
8.1.130.0030.00317.81
8.1.120.0000.00717.27
8.1.110.0050.00217.45
8.1.100.0040.00417.38
8.1.90.0070.00317.32
8.1.80.0000.00917.39
8.1.70.0000.00717.35
8.1.60.0110.00017.56
8.1.50.0070.00017.33
8.1.40.0000.00717.34
8.1.30.0030.00617.53
8.1.20.0000.00717.47
8.1.10.0000.00717.43
8.1.00.0120.00017.36
8.0.300.0020.00518.77
8.0.290.0000.00817.05
8.0.280.0000.00718.30
8.0.270.0000.00717.15
8.0.260.0000.00817.29
8.0.250.0030.00316.97
8.0.240.0040.00416.90
8.0.230.0000.00816.84
8.0.220.0040.00416.81
8.0.210.0070.00016.75
8.0.200.0060.00016.89
8.0.190.0040.00416.79
8.0.180.0070.00016.80
8.0.170.0040.00416.72
8.0.160.0030.00416.64
8.0.150.0000.00716.78
8.0.140.0050.00216.76
8.0.130.0030.00313.18
8.0.120.0060.00316.69
8.0.110.0060.00316.78
8.0.100.0000.00716.83
8.0.90.0050.00216.70
8.0.80.0060.00916.79
8.0.70.0070.00016.84
8.0.60.0030.00316.76
8.0.50.0040.00416.64
8.0.30.0090.00916.92
8.0.20.0080.01017.40
8.0.10.0000.00716.96
8.0.00.0080.01016.69
7.4.330.0040.00015.00
7.4.320.0030.00316.43
7.4.300.0030.00316.56
7.4.290.0030.00316.33
7.4.280.0060.00316.53
7.4.270.0030.00316.53
7.4.260.0070.00016.55
7.4.250.0040.00416.46
7.4.240.0070.00016.48
7.4.230.0000.00716.33
7.4.220.0030.01816.57
7.4.210.0090.00616.55
7.4.200.0050.00216.34
7.4.160.0090.00616.58
7.4.150.0090.00817.40
7.4.140.0130.01017.86
7.4.130.0040.01216.38
7.4.120.0130.00516.42
7.4.110.0120.00616.55
7.4.100.0130.00616.23
7.4.90.0110.01116.54
7.4.80.0060.01319.39
7.4.70.0120.00616.48
7.4.60.0070.01416.46
7.4.50.0040.00416.62
7.4.40.0170.00016.57
7.4.30.0030.01716.49
7.4.00.0040.00814.78
7.3.330.0060.00012.95
7.3.320.0060.00012.90
7.3.310.0030.00316.14
7.3.300.0070.00016.19
7.3.290.0120.00816.30
7.3.280.0080.00816.25
7.3.270.0170.00017.40
7.3.260.0140.00716.12
7.3.250.0090.00816.52
7.3.240.0040.01416.29
7.3.230.0040.01216.53
7.3.210.0070.01016.64
7.3.200.0020.02319.39
7.3.190.0100.00616.51
7.3.180.0000.01616.69
7.3.170.0140.00416.27
7.3.160.0090.00616.25
7.3.120.0070.01014.80
7.2.330.0120.00616.43
7.2.320.0130.00916.52
7.2.310.0000.01616.70
7.2.300.0100.00616.45
7.2.290.0150.00516.75
7.2.00.0030.01419.39
7.1.100.0030.00718.17
7.1.70.0060.00617.14
7.1.60.0080.00316.90
7.1.50.0200.02034.83
7.1.00.0000.08022.45
7.0.200.0060.01016.82
7.0.140.0070.07022.09
7.0.60.0200.05719.97
7.0.50.0030.08317.66
7.0.40.0100.06020.21
7.0.30.0330.04020.13
7.0.20.0330.06720.16
7.0.10.0070.06720.18
7.0.00.0170.07020.30
5.6.280.0030.07021.09
5.6.210.0070.08320.60
5.6.200.0030.08718.18
5.6.190.0030.08720.61
5.6.180.0030.08720.45
5.6.170.0200.05720.41
5.6.160.0100.08320.40
5.6.150.0030.08018.11
5.6.140.0070.08318.20
5.6.130.0000.05018.18
5.6.120.0070.08321.13
5.6.110.0070.04721.14
5.6.100.0130.08020.96
5.6.90.0030.08720.94
5.6.80.0030.05320.51
5.5.350.0030.07320.48
5.5.340.0000.04318.01
5.5.330.0070.04020.29
5.5.320.0370.07320.41
5.5.310.0230.07320.21
5.5.300.0030.08317.96
5.5.290.0070.08018.01
5.5.280.0000.04720.62
5.5.270.0030.05320.64
5.5.260.0130.07720.95
5.5.250.0100.04720.69
5.5.240.0030.08020.04
5.4.450.0230.03726.13
5.4.440.0130.04726.12
5.4.430.0600.04326.09
5.4.420.0230.04326.08
5.4.410.0430.04326.08
5.4.400.0230.04325.89
5.4.390.0300.04325.72
5.4.380.0230.05018.72
5.4.370.0300.06018.68
5.4.360.0200.06318.44
5.4.350.0100.07718.72
5.4.340.0230.04318.77
5.4.320.0060.03512.45
5.4.310.0090.03612.45
5.4.300.0100.04712.45
5.4.290.0110.05312.45
5.4.280.0090.05112.34
5.4.270.0060.05312.34
5.4.260.0080.05412.34
5.4.250.0110.05112.34
5.4.240.0090.05312.35
5.4.230.0070.05912.34
5.4.220.0080.05512.34
5.4.210.0090.05312.34
5.4.200.0110.05212.34
5.4.190.0080.05312.34
5.4.180.0080.05312.34
5.4.170.0140.05012.34
5.4.160.0060.05512.34
5.4.150.0110.04812.34
5.4.140.0120.05112.02
5.4.130.0120.04812.01
5.4.120.0110.05111.97
5.4.110.0060.05511.96
5.4.100.0090.04811.96
5.4.90.0110.05011.96
5.4.80.0090.04911.96
5.4.70.0090.04511.96
5.4.60.0090.04511.96
5.4.50.0060.04911.96
5.4.40.0060.04811.95
5.4.30.0080.04511.95
5.4.20.0100.04511.95
5.4.10.0050.05011.95
5.4.00.0050.05111.43
5.3.290.0050.04012.80
5.3.280.0090.04812.71
5.3.270.0090.05212.72
5.3.260.0080.05212.72
5.3.250.0140.04512.71
5.3.240.0070.05012.72
5.3.230.0100.04712.71
5.3.220.0110.04712.68
5.3.210.0080.05312.68
5.3.200.0100.04712.68
5.3.190.0070.04912.68
5.3.180.0060.05112.68
5.3.170.0100.04812.66
5.3.160.0100.04812.67
5.3.150.0080.05012.67
5.3.140.0030.05412.66
5.3.130.0050.05712.66
5.3.120.0110.04912.66
5.3.110.0090.05512.66
5.3.100.0050.05112.12
5.3.90.0110.04612.08
5.3.80.0120.04312.07
5.3.70.0110.04312.07
5.3.60.0080.04712.06
5.3.50.0090.04712.00
5.3.40.0080.04912.00
5.3.30.0110.04611.94
5.3.20.0090.04511.72
5.3.10.0090.04811.69
5.3.00.0090.05011.67
5.2.170.0110.0399.18
5.2.160.0030.0449.18
5.2.150.0080.0409.18
5.2.140.0040.0449.17
5.2.130.0080.0399.13
5.2.120.0070.0399.14
5.2.110.0070.0379.14
5.2.100.0090.0379.14
5.2.90.0100.0379.14
5.2.80.0040.0459.13
5.2.70.0070.0369.14
5.2.60.0090.0289.08
5.2.50.0040.0389.05
5.2.40.0050.0399.03
5.2.30.0060.0419.01
5.2.20.0070.0378.99
5.2.10.0050.0388.93
5.2.00.0050.0438.79
5.1.60.0070.0338.08
5.1.50.0090.0318.07
5.1.40.0070.0348.06
5.1.30.0040.0398.41
5.1.20.0030.0368.43
5.1.10.0040.0298.15
5.1.00.0070.0268.15
5.0.50.0040.0216.63
5.0.40.0060.0196.49
5.0.30.0010.0366.30
5.0.20.0040.0216.27
5.0.10.0050.0196.25
5.0.00.0040.0396.24
4.4.90.0000.0184.78
4.4.80.0050.0164.75
4.4.70.0040.0174.75
4.4.60.0010.0194.76
4.4.50.0030.0174.77
4.4.40.0030.0274.71
4.4.30.0030.0164.76
4.4.20.0030.0164.84
4.4.10.0050.0144.85
4.4.00.0030.0254.76
4.3.110.0020.0174.67
4.3.100.0050.0134.66
4.3.90.0010.0174.64
4.3.80.0050.0244.59
4.3.70.0040.0144.63
4.3.60.0030.0154.63
4.3.50.0020.0174.63
4.3.40.0060.0214.54
4.3.30.0020.0163.29
4.3.20.0010.0173.27
4.3.10.0020.0153.23
4.3.00.0000.02025.32

preferences:
37.45 ms | 401 KiB | 5 Q