3v4l.org

run code in 300+ PHP versions simultaneously
<?php $A = array(); $A[0] = 5; //$b = &$A[0]; $C = &$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)
8.3.60.0060.00916.38
8.3.50.0140.00721.99
8.3.40.0140.00018.88
8.3.30.0070.01419.13
8.3.20.0040.00420.34
8.3.10.0040.00423.45
8.3.00.0030.00619.02
8.2.180.0160.00318.29
8.2.170.0070.01422.96
8.2.160.0030.01020.39
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00420.85
8.2.110.0000.01019.32
8.2.100.0090.00617.66
8.2.90.0080.00019.23
8.2.80.0080.00017.97
8.2.70.0040.00417.75
8.2.60.0050.00318.03
8.2.50.0040.00418.07
8.2.40.0060.00319.88
8.2.30.0030.00618.18
8.2.20.0070.00017.64
8.2.10.0040.00417.96
8.2.00.0050.00217.73
8.1.280.0100.00725.92
8.1.270.0050.00322.14
8.1.260.0130.00626.35
8.1.250.0000.00828.09
8.1.240.0040.00422.05
8.1.230.0080.00319.03
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0060.00317.23
8.1.190.0080.00017.10
8.1.180.0030.00718.10
8.1.170.0000.00818.53
8.1.160.0040.00421.90
8.1.150.0050.00218.45
8.1.140.0040.00417.39
8.1.130.0030.00317.77
8.1.120.0000.00717.31
8.1.110.0000.00717.32
8.1.100.0050.00317.43
8.1.90.0030.00617.42
8.1.80.0000.00817.29
8.1.70.0050.00217.36
8.1.60.0030.00917.54
8.1.50.0080.00017.42
8.1.40.0050.00217.34
8.1.30.0080.00017.48
8.1.20.0050.00217.68
8.1.10.0000.00717.58
8.1.00.0000.01017.41
8.0.300.0040.00420.16
8.0.290.0050.00316.63
8.0.280.0040.00418.51
8.0.270.0000.00717.29
8.0.260.0060.00017.25
8.0.250.0040.00416.91
8.0.240.0000.00616.91
8.0.230.0040.00416.78
8.0.220.0040.00416.82
8.0.210.0000.00716.81
8.0.200.0030.00316.89
8.0.190.0040.00416.85
8.0.180.0040.00416.71
8.0.170.0000.00816.73
8.0.160.0030.00316.73
8.0.150.0000.00716.80
8.0.140.0070.00016.62
8.0.130.0030.00313.30
8.0.120.0040.00416.77
8.0.110.0000.00816.74
8.0.100.0040.00416.91
8.0.90.0040.00416.81
8.0.80.0070.01416.75
8.0.70.0000.00716.64
8.0.60.0000.00716.82
8.0.50.0040.00416.70
8.0.30.0080.01116.92
8.0.20.0080.01517.40
8.0.10.0000.00717.00
8.0.00.0080.01116.78
7.4.330.0050.00015.00
7.4.320.0030.00316.58
7.4.300.0030.00316.59
7.4.290.0070.00016.45
7.4.280.0000.00916.52
7.4.270.0030.00316.41
7.4.260.0040.00416.54
7.4.250.0070.00016.42
7.4.240.0020.00516.48
7.4.230.0030.00316.52
7.4.220.0090.01216.54
7.4.210.0120.00316.60
7.4.200.0000.00716.63
7.4.160.0200.00316.34
7.4.150.0150.00917.40
7.4.140.0110.00617.86
7.4.130.0150.00416.51
7.4.120.0120.00616.56
7.4.110.0070.01016.62
7.4.100.0070.01116.55
7.4.90.0070.01016.63
7.4.80.0110.01119.39
7.4.70.0030.01316.59
7.4.60.0070.01016.56
7.4.50.0000.00816.44
7.4.40.0060.01016.56
7.4.30.0090.00916.54
7.4.00.0060.01015.05
7.3.330.0030.00312.94
7.3.320.0020.00213.08
7.3.310.0000.00716.15
7.3.300.0070.00016.11
7.3.290.0070.01016.21
7.3.280.0080.00916.35
7.3.270.0090.00817.40
7.3.260.0110.00616.35
7.3.250.0120.00916.28
7.3.240.0130.00716.31
7.3.230.0100.00716.39
7.3.210.0120.00916.29
7.3.200.0080.00819.39
7.3.190.0110.00616.48
7.3.180.0000.01516.17
7.3.170.0100.01016.34
7.3.160.0060.00916.27
7.3.120.0030.01514.93
7.3.110.0060.00914.53
7.3.100.0080.00914.84
7.3.90.0050.00414.79
7.3.80.0090.00514.85
7.3.70.0070.00614.73
7.3.60.0080.00514.73
7.3.50.0030.01214.77
7.3.40.0060.00814.78
7.3.30.0030.00614.82
7.3.20.0070.00716.55
7.3.10.0100.00516.51
7.3.00.0060.00816.50
7.2.330.0030.01416.67
7.2.320.0070.01316.71
7.2.310.0090.00916.74
7.2.300.0100.01016.53
7.2.290.0140.00316.41
7.2.250.0060.01314.81
7.2.240.0100.00615.19
7.2.230.0030.01215.17
7.2.220.0070.01015.15
7.2.210.0090.00514.89
7.2.200.0080.00915.07
7.2.190.0060.00315.07
7.2.180.0100.00514.83
7.2.170.0040.00914.94
7.2.160.0040.00414.77
7.2.150.0070.01016.94
7.2.140.0070.00716.81
7.2.130.0040.00716.88
7.2.120.0100.00317.05
7.2.110.0070.00416.98
7.2.100.0170.00017.04
7.2.90.0070.00416.65
7.2.80.0030.01017.01
7.2.70.0030.01116.98
7.2.60.0080.00316.96
7.2.50.0090.00616.94
7.2.40.0000.01016.84
7.2.30.0040.00816.91
7.2.20.0070.01016.94
7.2.10.0110.00416.82
7.2.00.0090.00818.11
7.1.330.0080.00715.81
7.1.320.0020.00915.46
7.1.310.0040.00815.88
7.1.300.0050.00615.74
7.1.290.0090.00415.60
7.1.280.0050.00615.70
7.1.270.0040.00715.73
7.1.260.0100.00315.72
7.1.250.0040.00815.90
7.1.200.0100.00015.74
7.1.100.0070.01018.16
7.1.70.0120.00716.67
7.1.60.0070.01019.70
7.1.50.0130.01016.96
7.1.00.0070.07022.57
7.0.200.0000.00816.44
7.0.140.0030.07322.15
7.0.60.0100.08720.09
7.0.50.0100.07317.85
7.0.40.0100.07020.07
7.0.30.0270.03320.16
7.0.20.0170.04320.20
7.0.10.0270.05020.16
7.0.00.0070.09020.18
5.6.280.0000.07721.12
5.6.210.0100.08020.55
5.6.200.0030.08318.18
5.6.190.0100.08020.56
5.6.180.0000.06020.46
5.6.170.0200.04020.47
5.6.160.0100.04020.50
5.6.150.0070.05318.18
5.6.140.0170.07318.12
5.6.130.0100.04718.21
5.6.120.0070.07021.01
5.6.110.0000.04320.93
5.6.100.0100.06720.98
5.6.90.0170.07721.12
5.6.80.0070.07720.48
5.6.70.4330.04320.50
5.5.350.0070.07720.32
5.5.340.0070.08018.02
5.5.330.0100.06720.15
5.5.320.0030.07020.29
5.5.310.0270.07020.34
5.5.300.0070.07317.89
5.5.290.0070.04017.89
5.5.280.0170.06020.86
5.5.270.0130.08020.84
5.5.260.0230.03320.75
5.5.250.0170.03020.79
5.5.240.0070.08320.28
5.4.450.0500.04326.13
5.4.440.0500.04326.12
5.4.430.0300.04326.10
5.4.420.0700.04726.09
5.4.410.0200.04326.08
5.4.400.0400.04025.89
5.4.390.0500.04025.72
5.4.380.0230.04718.69
5.4.370.0230.04318.67
5.4.360.0230.05018.51
5.4.350.0170.05018.65
5.4.340.0100.05718.45
5.4.320.0060.03712.45
5.4.310.0070.03912.45
5.4.300.0100.05112.45
5.4.290.0080.05712.45
5.4.280.0230.05112.34
5.4.270.0280.05012.34
5.4.260.0100.06112.34
5.4.250.0110.05512.35
5.4.240.0090.05612.34
5.4.230.0110.06412.34
5.4.220.0110.05312.34
5.4.210.0110.05312.34
5.4.200.0090.05712.34
5.4.190.0080.05712.33
5.4.180.0050.06012.33
5.4.170.0100.05412.35
5.4.160.0080.05512.34
5.4.150.0080.05312.34
5.4.140.0080.06012.02
5.4.130.0100.05012.01
5.4.120.0100.04711.97
5.4.110.0080.04011.96
5.4.100.0150.03611.96
5.4.90.0080.04111.96
5.4.80.0080.03911.96
5.4.70.0080.03511.96
5.4.60.0060.03611.96
5.4.50.0100.03911.96
5.4.40.0040.04511.95
5.4.30.0050.05211.95
5.4.20.0070.03811.95
5.4.10.0090.03511.94
5.4.00.0070.03811.43
5.3.290.0100.03712.80
5.3.280.0040.04312.71
5.3.270.0060.04312.72
5.3.260.0030.04512.72
5.3.250.0100.04612.72
5.3.240.0120.04412.72
5.3.230.0060.04212.70
5.3.220.0060.04412.68
5.3.210.0100.04112.68
5.3.200.0080.04912.68
5.3.190.0070.05312.68
5.3.180.0050.04612.67
5.3.170.0090.04412.66
5.3.160.0070.04112.67
5.3.150.0070.04812.68
5.3.140.0090.03612.66
5.3.130.0060.04012.66
5.3.120.0080.04112.66
5.3.110.0090.04312.65
5.3.100.0050.04512.12
5.3.90.0110.03812.08
5.3.80.0080.04412.08
5.3.70.0090.03912.08
5.3.60.0080.04412.06
5.3.50.0060.04012.00
5.3.40.0100.04012.00
5.3.30.0070.04111.94
5.3.20.0070.04211.72
5.3.10.0040.04211.69
5.3.00.0080.04011.67
5.2.170.0100.0339.18
5.2.160.0100.0299.18
5.2.150.0070.0349.18
5.2.140.0090.0349.17
5.2.130.0070.0309.13
5.2.120.0060.0299.13
5.2.110.0100.0289.14
5.2.100.0090.0339.14
5.2.90.0120.0359.14
5.2.80.0090.0329.13
5.2.70.0080.0329.13
5.2.60.0040.0359.08
5.2.50.0090.0319.05
5.2.40.0100.0329.03
5.2.30.0080.0449.00
5.2.20.0090.0409.00
5.2.10.0090.0418.93
5.2.00.0050.0378.79
5.1.60.0030.0298.07
5.1.50.0040.0278.07
5.1.40.0070.0278.05
5.1.30.0090.0318.40
5.1.20.0090.0388.42
5.1.10.0060.0408.15
5.1.00.0060.0408.15
5.0.50.0070.0316.63
5.0.40.0050.0236.49
5.0.30.0060.0396.30
5.0.20.0050.0266.27
5.0.10.0090.0226.24
5.0.00.0060.0376.23
4.4.90.0060.0184.78
4.4.80.0030.0204.75
4.4.70.0030.0214.75
4.4.60.0040.0194.76
4.4.50.0050.0194.77
4.4.40.0030.0334.71
4.4.30.0050.0204.76
4.4.20.0060.0194.85
4.4.10.0060.0204.85
4.4.00.0070.0294.76
4.3.110.0050.0204.67
4.3.100.0040.0214.66
4.3.90.0020.0214.64
4.3.80.0040.0324.59
4.3.70.0020.0224.63
4.3.60.0040.0204.63
4.3.50.0070.0184.63
4.3.40.0050.0284.54
4.3.30.0010.0243.29
4.3.20.0040.0223.26
4.3.10.0050.0213.23
4.3.00.0100.01025.53

preferences:
48.84 ms | 401 KiB | 5 Q