3v4l.org

run code in 300+ PHP versions simultaneously
<?php $prova = array(); print_r($prova['prova']['123']);

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)
8.3.40.0140.00718.71
8.3.30.0040.01119.06
8.3.20.0070.00020.14
8.3.10.0040.00423.51
8.3.00.0100.00017.50
8.2.170.0150.00422.96
8.2.160.0030.01320.52
8.2.150.0040.00424.18
8.2.140.0110.00724.66
8.2.130.0100.00726.16
8.2.120.0070.00022.13
8.2.110.0000.00922.29
8.2.100.0050.00517.78
8.2.90.0000.00819.20
8.2.80.0000.00817.97
8.2.70.0000.00817.50
8.2.60.0000.00817.92
8.2.50.0060.00318.07
8.2.40.0040.00418.34
8.2.30.0000.00817.93
8.2.20.0050.00217.63
8.2.10.0000.00717.86
8.2.00.0030.00717.74
8.1.270.0080.00822.14
8.1.260.0050.00326.35
8.1.250.0000.00728.09
8.1.240.0060.00323.83
8.1.230.0040.00819.10
8.1.220.0060.00317.74
8.1.210.0000.00818.77
8.1.200.0070.00317.35
8.1.190.0080.00017.53
8.1.180.0040.00418.10
8.1.170.0080.00018.47
8.1.160.0060.00321.94
8.1.150.0000.00918.47
8.1.140.0050.00317.29
8.1.130.0040.00417.82
8.1.120.0050.00217.38
8.1.110.0040.00417.30
8.1.100.0050.00217.28
8.1.90.0030.00317.41
8.1.80.0040.00417.35
8.1.70.0070.00017.36
8.1.60.0070.00017.45
8.1.50.0000.00817.50
8.1.40.0000.00817.34
8.1.30.0000.00817.42
8.1.20.0000.00817.64
8.1.10.0000.00817.61
8.1.00.0080.00017.50
8.0.300.0030.00318.77
8.0.290.0040.00417.05
8.0.280.0040.00418.25
8.0.270.0070.00017.05
8.0.260.0000.00617.12
8.0.250.0000.00616.83
8.0.240.0040.00416.86
8.0.230.0000.00716.91
8.0.220.0050.00216.86
8.0.210.0040.00416.74
8.0.200.0030.00316.88
8.0.190.0040.00416.98
8.0.180.0000.00816.85
8.0.170.0080.00016.92
8.0.160.0070.00016.78
8.0.150.0000.00816.78
8.0.140.0050.00316.83
8.0.130.0090.00013.29
8.0.120.0040.00416.86
8.0.110.0000.00716.85
8.0.100.0020.00516.94
8.0.90.0000.00816.77
8.0.80.0030.01216.92
8.0.70.0000.00716.95
8.0.60.0000.00716.78
8.0.50.0040.00416.71
8.0.30.0130.00716.96
8.0.20.0070.01117.40
8.0.10.0000.00716.96
8.0.00.0090.00716.90
7.4.330.0050.00015.00
7.4.320.0050.00316.52
7.4.300.0000.00616.51
7.4.290.0050.00216.53
7.4.280.0000.00916.43
7.4.270.0040.00416.43
7.4.260.0030.00316.51
7.4.250.0040.00416.41
7.4.240.0050.00316.44
7.4.230.0030.00316.36
7.4.220.0130.01316.40
7.4.210.0080.00916.54
7.4.200.0030.00316.53
7.4.190.0030.00516.57
7.4.160.0110.00616.29
7.4.150.0140.00317.40
7.4.140.0080.01017.86
7.4.130.0090.00816.43
7.4.120.0090.00616.51
7.4.110.0200.00316.45
7.4.100.0030.01916.43
7.4.90.0120.00916.50
7.4.80.0070.01119.39
7.4.70.0030.02016.39
7.4.60.0060.01616.66
7.4.50.0050.00016.29
7.4.40.0030.01022.77
7.4.30.0070.01116.47
7.4.00.0040.01215.13
7.3.330.0050.00013.20
7.3.320.0050.00013.11
7.3.310.0000.00816.39
7.3.300.0030.00316.24
7.3.290.0070.00716.34
7.3.280.0080.00816.30
7.3.270.0090.00817.40
7.3.260.0100.00716.42
7.3.250.0120.01416.35
7.3.240.0130.00316.36
7.3.230.0130.00316.39
7.3.210.0130.00316.20
7.3.200.0130.00619.39
7.3.190.0130.00316.50
7.3.180.0070.01016.32
7.3.170.0090.00616.27
7.3.160.0160.00516.27
7.3.120.0070.00714.69
7.2.330.0040.01816.32
7.2.320.0060.01016.60
7.2.310.0100.00716.50
7.2.300.0090.00916.62
7.2.290.0130.00316.67
7.2.00.0070.00719.15
7.1.100.0060.00617.71
7.1.70.0000.00917.13
7.1.60.0150.00919.33
7.1.50.0160.02234.75
7.1.00.0130.06322.57
7.0.200.0070.00314.82
7.0.140.0000.07722.08
7.0.60.0170.06719.90
7.0.50.0070.08317.88
7.0.40.0030.09020.20
7.0.30.0270.07720.21
7.0.20.0300.07320.04
7.0.10.0070.04020.16
7.0.00.0100.05320.17
5.6.280.0100.06320.92
5.6.210.0130.08020.69
5.6.200.0070.04018.21
5.6.190.0030.08720.63
5.6.180.0370.07720.57
5.6.170.0200.04320.71
5.6.160.0070.08720.50
5.6.150.0070.05318.10
5.6.140.0130.07718.20
5.6.130.0070.08318.07
5.6.120.0030.04021.11
5.6.110.0130.07020.98
5.6.100.0070.08721.02
5.6.90.0100.07720.99
5.6.80.0070.07720.35
5.6.70.4430.04020.39
5.5.350.0170.08320.41
5.5.340.0030.07317.92
5.5.330.0030.07020.41
5.5.320.0300.04720.30
5.5.310.0200.04020.29
5.5.300.0070.08017.95
5.5.290.0070.07317.92
5.5.280.0030.08720.75
5.5.270.0100.08720.64
5.5.260.0130.06020.87
5.5.250.0130.07720.65
5.5.240.0270.07020.16
5.4.450.0270.06319.49
5.4.440.0270.05019.52
5.4.430.0200.05719.44
5.4.420.0270.04719.46
5.4.410.0300.05719.34
5.4.400.0300.04719.15
5.4.390.0100.06319.30
5.4.380.0470.04718.53
5.4.370.0230.06018.58
5.4.360.0400.06718.69
5.4.350.0400.03718.57
5.4.340.0400.04718.68
5.4.320.0050.04312.45
5.4.310.0070.04412.45
5.4.300.0090.03512.45
5.4.290.0080.04112.45
5.4.280.0100.04712.32
5.4.270.0170.05212.32
5.4.260.0160.08612.32
5.4.250.0130.05312.32
5.4.240.0080.05212.32
5.4.230.0090.05112.31
5.4.220.0130.05012.31
5.4.210.0070.05812.31
5.4.200.0120.05712.31
5.4.190.0080.04912.30
5.4.180.0080.05312.31
5.4.170.0080.05012.32
5.4.160.0090.03812.31
5.4.150.0110.04212.31
5.4.140.0080.04111.99
5.4.130.0100.03711.98
5.4.120.0080.05011.94
5.4.110.0070.03811.93
5.4.100.0060.04411.94
5.4.90.0110.04811.93
5.4.80.0130.04611.93
5.4.70.0140.05511.93
5.4.60.0100.04911.93
5.4.50.0160.07511.93
5.4.40.0140.07211.92
5.4.30.0110.05011.92
5.4.20.0150.04911.92
5.4.10.0050.06011.92
5.4.00.0110.05411.41
5.3.290.0080.04112.80
5.3.280.0120.05612.71
5.3.270.0130.06012.73
5.3.260.0150.05512.71
5.3.250.0090.06612.72
5.3.240.0120.04912.71
5.3.230.0100.04912.71
5.3.220.0110.03912.68
5.3.210.0110.04912.68
5.3.200.0130.06312.68
5.3.190.0120.04612.68
5.3.180.0100.05312.67
5.3.170.0110.04912.67
5.3.160.0120.04812.67
5.3.150.0610.08612.67
5.3.140.0150.05812.66
5.3.130.0090.05012.65
5.3.120.0110.06312.66
5.3.110.0100.05212.66
5.3.100.0150.04112.12
5.3.90.0110.05812.09
5.3.80.0100.04612.07
5.3.70.0080.04312.07
5.3.60.0090.04212.06
5.3.50.0090.04412.00
5.3.40.0080.04912.00
5.3.30.0100.04311.94
5.3.20.0130.04111.70
5.3.10.0080.04411.67
5.3.00.0050.04011.66
5.2.170.0060.0309.15
5.2.160.0070.0329.15
5.2.150.0090.0399.15
5.2.140.0130.0549.14
5.2.130.0100.0399.11
5.2.120.0050.0419.11
5.2.110.0050.0329.11
5.2.100.0080.0399.11
5.2.90.0120.0339.11
5.2.80.0160.0619.11
5.2.70.0120.0519.10
5.2.60.0110.0439.06
5.2.50.0120.0479.04
5.2.40.0100.0349.01
5.2.30.0050.0378.98
5.2.20.0060.0388.96
5.2.10.0080.0368.90
5.2.00.0080.0398.75
5.1.60.0080.0308.04
5.1.50.0070.0288.04
5.1.40.0060.0258.02
5.1.30.0060.0268.37
5.1.20.0050.0278.39
5.1.10.0020.0288.12
5.1.00.0060.0248.12
5.0.50.0020.0226.59
5.0.40.0030.0206.46
5.0.30.0040.0386.27
5.0.20.0060.0176.24
5.0.10.0020.0226.22
5.0.00.0050.0306.20
4.4.90.0020.0164.78
4.4.80.0060.0124.76
4.4.70.0030.0184.75
4.4.60.0040.0154.75
4.4.50.0020.0174.77
4.4.40.0040.0294.71
4.4.30.0050.0184.76
4.4.20.0060.0234.84
4.4.10.0040.0244.85
4.4.00.0070.0294.76
4.3.110.0040.0264.67
4.3.100.0060.0214.66
4.3.90.0050.0234.64
4.3.80.0040.0334.58
4.3.70.0080.0194.63
4.3.60.0050.0204.63
4.3.50.0040.0194.63
4.3.40.0040.0314.54
4.3.30.0010.0173.26
4.3.20.0030.0213.24
4.3.10.0020.0213.21
4.3.00.0070.0237.82

preferences:
29.7 ms | 400 KiB | 5 Q