3v4l.org

run code in 300+ PHP versions simultaneously
<?php $A = array(); $A[0] = 5; $b = &$A[0]; echo $b . "\n"; $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)
8.3.60.0130.00618.18
8.3.50.0090.00622.06
8.3.40.0140.00318.79
8.3.30.0140.00019.17
8.3.20.0040.00420.21
8.3.10.0000.00723.66
8.3.00.0050.00319.07
8.2.180.0060.01316.38
8.2.170.0140.00322.96
8.2.160.0070.00720.43
8.2.150.0090.00624.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0080.00020.49
8.2.110.0030.00621.98
8.2.100.0000.01019.32
8.2.90.0070.00019.20
8.2.80.0000.00917.97
8.2.70.0060.00317.75
8.2.60.0080.00017.93
8.2.50.0040.00418.07
8.2.40.0040.00419.95
8.2.30.0030.00718.21
8.2.20.0000.00717.67
8.2.10.0070.00018.11
8.2.00.0000.00717.72
8.1.280.0140.00325.92
8.1.270.0080.00021.82
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0090.00022.10
8.1.230.0060.00619.15
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0000.01017.35
8.1.190.0080.00017.35
8.1.180.0040.00418.10
8.1.170.0070.00418.00
8.1.160.0020.00521.84
8.1.150.0000.00818.44
8.1.140.0070.00017.34
8.1.130.0030.00317.79
8.1.120.0030.00317.44
8.1.110.0000.00717.32
8.1.100.0040.00417.41
8.1.90.0070.00417.38
8.1.80.0070.00017.27
8.1.70.0030.00317.38
8.1.60.0000.01117.52
8.1.50.0040.00417.27
8.1.40.0040.00417.39
8.1.30.0000.00817.46
8.1.20.0050.00217.60
8.1.10.0070.00017.58
8.1.00.0090.00517.50
8.0.300.0050.00218.77
8.0.290.0000.00717.18
8.0.280.0030.00318.34
8.0.270.0050.00217.20
8.0.260.0040.00417.20
8.0.250.0030.00316.79
8.0.240.0000.00816.84
8.0.230.0000.00716.96
8.0.220.0030.00316.89
8.0.210.0070.00016.79
8.0.200.0000.00816.92
8.0.190.0030.00316.80
8.0.180.0000.00716.76
8.0.170.0000.00716.93
8.0.160.0000.00716.90
8.0.150.0000.00716.73
8.0.140.0000.00816.84
8.0.130.0050.00013.37
8.0.120.0000.00716.86
8.0.110.0000.00716.92
8.0.100.0050.00316.82
8.0.90.0000.00716.93
8.0.80.0090.00616.88
8.0.70.0000.00716.95
8.0.60.0040.00416.83
8.0.50.0040.00416.84
8.0.30.0110.00816.89
8.0.20.0120.00717.40
8.0.10.0040.00416.99
8.0.00.0050.01516.57
7.4.330.0000.00415.00
7.4.320.0000.00616.47
7.4.300.0050.00216.50
7.4.290.0070.00016.41
7.4.280.0040.00616.33
7.4.270.0030.00316.43
7.4.260.0060.00316.50
7.4.250.0040.00416.50
7.4.240.0030.00416.49
7.4.230.0000.00716.63
7.4.220.0110.00716.61
7.4.210.0060.01216.32
7.4.200.0070.00016.52
7.4.160.0110.00416.54
7.4.150.0170.00617.40
7.4.140.0120.00817.86
7.4.130.0120.00616.46
7.4.120.0110.00816.57
7.4.110.0100.01016.68
7.4.100.0140.00416.59
7.4.90.0150.00316.37
7.4.80.0130.01019.39
7.4.70.0120.00616.30
7.4.60.0040.01216.30
7.4.50.0000.00816.41
7.4.40.0040.01416.54
7.4.30.0040.01216.50
7.4.00.0050.01214.76
7.3.330.0030.00313.18
7.3.320.0030.00313.05
7.3.310.0030.00516.32
7.3.300.0030.00316.25
7.3.290.0140.00516.30
7.3.280.0110.00916.33
7.3.270.0120.00417.40
7.3.260.0120.00616.59
7.3.250.0070.01316.46
7.3.240.0100.00716.17
7.3.230.0030.01316.47
7.3.210.0030.01916.38
7.3.200.0060.00919.39
7.3.190.0100.00716.40
7.3.180.0060.00916.44
7.3.170.0060.00916.57
7.3.160.0070.01016.59
7.3.120.0060.00914.85
7.3.110.0060.00914.78
7.3.100.0040.01314.86
7.3.90.0050.01014.71
7.3.80.0040.01114.69
7.3.70.0060.00714.77
7.3.60.0040.00714.68
7.3.50.0060.00514.76
7.3.40.0050.00714.90
7.3.30.0040.00614.90
7.3.20.0040.00516.58
7.3.10.0080.00316.50
7.3.00.0120.00216.64
7.2.330.0120.00616.68
7.2.320.0270.02716.39
7.2.310.0100.00616.77
7.2.300.0140.00316.76
7.2.290.0060.01616.59
7.2.250.0080.01015.01
7.2.240.0070.01215.11
7.2.230.0080.00515.16
7.2.220.0070.00314.99
7.2.210.0050.00815.07
7.2.200.0050.00615.08
7.2.190.0020.01214.90
7.2.180.0030.00814.93
7.2.170.0060.00714.94
7.2.00.0040.01119.41
7.1.330.0050.01015.88
7.1.320.0060.00715.91
7.1.310.0090.00415.79
7.1.300.0000.00915.87
7.1.290.0070.00515.71
7.1.280.0050.00815.51
7.1.270.0040.00515.81
7.1.260.0050.00415.86
7.1.100.0000.00917.93
7.1.70.0150.00317.00
7.1.60.0060.01319.70
7.1.50.0060.01316.63
7.1.00.0070.07322.36
7.0.200.0050.00216.79
7.0.140.0070.07021.95
7.0.60.0100.08020.00
7.0.50.0070.08017.81
7.0.40.0000.04720.04
7.0.30.0270.05720.09
7.0.20.0230.08320.01
7.0.10.0030.06320.20
7.0.00.0070.08020.09
5.6.280.0070.07320.92
5.6.210.0100.06020.50
5.6.200.0000.09018.18
5.6.190.0000.08020.37
5.6.180.3470.04720.62
5.6.170.0300.07320.33
5.6.160.0170.06720.37
5.6.150.0070.08018.18
5.6.140.0100.07318.17
5.6.130.0000.04318.11
5.6.120.0100.08321.01
5.6.110.0070.04320.98
5.6.100.0030.05720.99
5.6.90.0170.07720.99
5.6.80.0070.03720.38
5.5.350.4230.03720.48
5.5.340.0030.04017.98
5.5.330.0070.04020.43
5.5.320.0270.03720.18
5.5.310.0300.08020.30
5.5.300.0070.08017.93
5.5.290.0100.07717.97
5.5.280.0030.04020.84
5.5.270.0030.07720.83
5.5.260.0130.06720.78
5.5.250.0030.08320.68
5.5.240.0100.08720.03
5.4.450.0200.04326.13
5.4.440.0130.04726.12
5.4.430.0270.05026.09
5.4.420.0500.04326.08
5.4.410.0400.03726.08
5.4.400.0170.03725.89
5.4.390.0270.04725.72
5.4.380.0200.05018.62
5.4.370.0100.06318.77
5.4.360.0230.06718.50
5.4.350.0070.06018.59
5.4.340.0230.04318.44
5.4.320.0060.03712.45
5.4.310.0070.03812.45
5.4.300.0080.04712.45
5.4.290.0080.05312.45
5.4.280.0140.04912.34
5.4.270.0080.04612.35
5.4.260.0080.05012.34
5.4.250.0100.04812.35
5.4.240.0080.04812.34
5.4.230.0060.05312.34
5.4.220.0060.05012.34
5.4.210.0080.04812.34
5.4.200.0090.04912.34
5.4.190.0040.05212.34
5.4.180.0130.04612.34
5.4.170.0120.04512.35
5.4.160.0070.04912.34
5.4.150.0090.04612.34
5.4.140.0080.05112.02
5.4.130.0070.04712.01
5.4.120.0080.05011.97
5.4.110.0100.04711.96
5.4.100.0090.04611.96
5.4.90.0080.05111.96
5.4.80.0090.05511.96
5.4.70.0080.04911.96
5.4.60.0100.04811.96
5.4.50.0100.05911.96
5.4.40.0170.05911.95
5.4.30.0190.08011.95
5.4.20.0080.04811.95
5.4.10.0050.05111.95
5.4.00.0130.06611.44
5.3.290.0130.05412.80
5.3.280.0100.07612.71
5.3.270.0110.06512.72
5.3.260.0110.05712.72
5.3.250.0070.05912.72
5.3.240.0100.05612.72
5.3.230.0110.05212.71
5.3.220.0100.07912.68
5.3.210.0110.06112.68
5.3.200.0060.06112.68
5.3.190.0100.04912.68
5.3.180.0030.05912.67
5.3.170.0050.06012.67
5.3.160.0080.06412.67
5.3.150.0130.05412.67
5.3.140.0130.05012.66
5.3.130.0050.07212.66
5.3.120.0090.06112.66
5.3.110.0140.05212.66
5.3.100.0110.04312.12
5.3.90.0040.04512.08
5.3.80.0080.04412.07
5.3.70.0090.03712.08
5.3.60.0060.05412.07
5.3.50.0040.05012.00
5.3.40.0100.05712.00
5.3.30.0100.05411.95
5.3.20.0090.05111.72
5.3.10.0110.04611.69
5.3.00.0100.04811.67
5.2.170.0060.0379.18
5.2.160.0100.0349.18
5.2.150.0080.0389.18
5.2.140.0130.0359.17
5.2.130.0050.0379.13
5.2.120.0060.0369.13
5.2.110.0030.0349.14
5.2.100.0070.0379.14
5.2.90.0060.0429.14
5.2.80.0080.0419.14
5.2.70.0060.0419.13
5.2.60.0070.0409.09
5.2.50.0100.0429.05
5.2.40.0110.0359.04
5.2.30.0040.0449.01
5.2.20.0060.0418.99
5.2.10.0090.0318.93
5.2.00.0050.0398.79
5.1.60.0030.0358.07
5.1.50.0090.0298.07
5.1.40.0070.0278.06
5.1.30.0090.0488.41
5.1.20.0050.0358.43
5.1.10.0040.0338.15
5.1.00.0060.0348.15
5.0.50.0040.0286.63
5.0.40.0080.0216.49
5.0.30.0090.0346.30
5.0.20.0030.0286.27
5.0.10.0050.0296.25
5.0.00.0070.0426.24
4.4.90.0070.0204.78
4.4.80.0050.0214.75
4.4.70.0060.0194.76
4.4.60.0050.0194.75
4.4.50.0050.0214.77
4.4.40.0040.0324.71
4.4.30.0050.0204.76
4.4.20.0090.0164.84
4.4.10.0060.0214.85
4.4.00.0050.0314.76
4.3.110.0050.0204.67
4.3.100.0040.0214.66
4.3.90.0040.0204.63
4.3.80.0060.0294.58
4.3.70.0020.0214.63
4.3.60.0030.0214.63
4.3.50.0050.0194.63
4.3.40.0030.0314.54
4.3.30.0000.0223.29
4.3.20.0030.0163.27
4.3.10.0030.0163.23
4.3.00.0000.02025.32

preferences:
45.42 ms | 400 KiB | 5 Q