3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = []; $i = 0; list($a[], $a[]) = [1, 2]; var_dump($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)
8.3.60.0070.01316.50
8.3.50.0130.00122.91
8.3.40.0110.00718.85
8.3.30.0080.00619.17
8.3.20.0080.00020.26
8.3.10.0030.00523.70
8.3.00.0040.00417.50
8.2.180.0090.00916.75
8.2.170.0070.00722.96
8.2.160.0100.00720.39
8.2.150.0040.00424.18
8.2.140.0000.00724.66
8.2.130.0040.00426.16
8.2.120.0080.00020.96
8.2.110.0060.01220.33
8.2.100.0090.00317.79
8.2.90.0050.00318.86
8.2.80.0030.00517.97
8.2.70.0040.00717.63
8.2.60.0060.00317.91
8.2.50.0030.00618.07
8.2.40.0000.00718.34
8.2.30.0080.00017.93
8.2.20.0000.00717.54
8.2.10.0050.00218.04
8.2.00.0000.00717.59
8.1.270.0040.00423.92
8.1.260.0070.00026.35
8.1.250.0030.00528.09
8.1.240.0090.00022.14
8.1.230.0070.00320.98
8.1.220.0000.00817.74
8.1.210.0100.00018.77
8.1.200.0060.00317.10
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0000.00818.65
8.1.160.0050.00321.85
8.1.150.0040.00418.68
8.1.140.0040.00417.28
8.1.130.0030.00317.92
8.1.120.0030.00417.45
8.1.110.0000.00817.39
8.1.100.0040.00417.29
8.1.90.0040.00417.40
8.1.80.0040.00417.26
8.1.70.0000.00717.34
8.1.60.0030.00617.46
8.1.50.0090.00017.36
8.1.40.0000.00717.43
8.1.30.0040.00417.57
8.1.20.0040.00417.49
8.1.10.0040.00417.45
8.1.00.0030.00517.50
8.0.300.0030.00320.21
8.0.290.0070.00016.63
8.0.280.0000.00718.41
8.0.270.0070.00017.11
8.0.260.0000.00617.23
8.0.250.0000.00716.95
8.0.240.0000.00816.88
8.0.230.0030.00316.84
8.0.220.0040.00416.86
8.0.210.0080.00016.77
8.0.200.0000.00616.87
8.0.190.0030.00316.84
8.0.180.0030.00316.73
8.0.170.0040.00416.80
8.0.160.0000.00716.82
8.0.150.0000.00716.86
8.0.140.0000.00816.67
8.0.130.0030.00313.29
8.0.120.0050.00216.75
8.0.110.0050.00216.88
8.0.100.0030.00316.69
8.0.90.0000.00816.67
8.0.80.0070.01016.82
8.0.70.0000.00816.75
8.0.60.0040.00416.84
8.0.50.0050.00316.86
8.0.30.0160.00316.96
8.0.20.0100.00817.40
8.0.10.0040.00416.98
8.0.00.0100.00816.70
7.4.330.0060.00015.00
7.4.320.0060.00016.36
7.4.300.0030.00316.55
7.4.290.0040.00416.41
7.4.280.0000.00716.53
7.4.270.0000.00716.29
7.4.260.0000.00716.31
7.4.250.0040.00416.39
7.4.240.0000.00716.37
7.4.230.0000.00816.58
7.4.220.0070.01116.53
7.4.210.0030.01016.61
7.4.200.0070.00016.41
7.4.160.0180.00916.36
7.4.150.0130.00617.40
7.4.140.0120.00817.86
7.4.130.0040.01216.52
7.4.120.0100.00716.36
7.4.110.0000.01616.43
7.4.100.0170.00316.33
7.4.90.0070.01016.59
7.4.80.0100.00719.39
7.4.70.0170.00316.42
7.4.60.0090.00916.50
7.4.50.0040.00416.08
7.4.40.0130.00316.29
7.4.30.0120.00616.55
7.4.00.0060.00914.74
7.3.330.0060.00013.16
7.3.320.0050.00013.05
7.3.310.0060.00016.19
7.3.300.0070.00016.25
7.3.290.0100.00716.20
7.3.280.0110.00716.29
7.3.270.0090.00917.40
7.3.260.0040.01516.30
7.3.250.0140.00516.29
7.3.240.0110.00616.36
7.3.230.0070.01016.39
7.3.210.0140.00716.52
7.3.200.0090.00919.39
7.3.190.0030.01316.33
7.3.180.0000.01516.19
7.3.170.0030.01916.27
7.3.160.0160.00016.36
7.2.330.0060.01316.57
7.2.320.0180.00316.47
7.2.310.0040.01216.50
7.2.300.0040.01516.46
7.2.290.0030.01816.41
7.2.60.0110.00316.82
7.2.00.0030.00919.11
7.1.200.0030.00915.63
7.1.100.0040.00718.20
7.1.70.0110.00716.88
7.1.60.0070.01819.40
7.1.50.0070.00716.97
7.1.00.0030.07722.25
7.0.200.0000.00716.68
7.0.140.0070.07021.92
7.0.60.0170.08019.92
7.0.50.0030.07317.78
7.0.40.0170.06720.07
7.0.30.0100.04720.04
7.0.20.0330.06320.09
7.0.10.0030.06720.30
7.0.00.0070.08320.20
5.6.280.0030.07321.02
5.6.210.0030.06020.52
5.6.200.0130.08018.22
5.6.190.0070.09020.43
5.6.180.0330.05020.58
5.6.170.0170.04320.71
5.6.160.0030.07720.52
5.6.150.0170.07018.21
5.6.140.0170.07018.07
5.6.130.0130.07018.12
5.6.120.0070.05721.11
5.6.110.0130.08721.00
5.6.100.0070.08321.10
5.6.90.0070.07321.12
5.6.80.0100.04020.53
5.6.70.4370.03720.52
5.5.350.0130.06720.36
5.5.340.0130.07717.98
5.5.330.0030.06020.07
5.5.320.0200.06320.18
5.5.310.0230.06720.29
5.5.300.0000.08018.01
5.5.290.0030.08317.98
5.5.280.0000.04720.95
5.5.270.0070.07020.64
5.5.260.0100.07320.87
5.5.250.0000.05720.68
5.5.240.0000.08020.02
5.4.450.0570.05719.45
5.4.440.0730.06019.54
5.4.430.0070.05719.41
5.4.420.0870.04719.44
5.4.410.0270.06718.68
5.4.400.0300.05318.49
5.4.390.0500.05018.68
5.4.380.0130.04718.43
5.4.370.0130.05018.58
5.4.360.0100.03718.43
5.4.350.0060.06011.97
5.4.340.0040.04011.97
5.4.320.0040.03712.46
5.4.310.0070.03712.45
5.4.300.0030.03912.46
5.4.290.0030.04012.45
5.4.280.0050.03612.35
5.4.270.0060.03512.35
5.4.260.0070.03512.35
5.4.250.0050.03712.35
5.4.240.0040.03712.35
5.4.230.0090.03412.34
5.4.220.0090.03212.34
5.4.210.0040.03612.34
5.4.200.0050.04212.34
5.4.190.0080.03312.34
5.4.180.0040.03612.34
5.4.170.0050.03612.35
5.4.160.0050.03512.34
5.4.150.0080.03412.34
5.4.140.0060.03712.03
5.4.130.0040.04112.02
5.4.120.0090.03511.97
5.4.110.0050.03711.97
5.4.100.0080.03211.97
5.4.90.0040.03811.97
5.4.80.0030.03811.96
5.4.70.0080.03911.96
5.4.60.0070.04611.96
5.4.50.0130.05611.96
5.4.40.0150.05411.94
5.4.30.0080.04811.95
5.4.20.0090.04811.95
5.4.10.0070.05111.95
5.4.00.0050.04411.44
5.3.290.0040.04112.80
5.3.280.0060.03812.70
5.3.270.0050.04012.72
5.3.260.0050.04012.72
5.3.250.0080.03512.72
5.3.240.0060.04712.72
5.3.230.0080.03512.71
5.3.220.0050.04412.68
5.3.210.0030.04612.68
5.3.200.0040.03812.68
5.3.190.0070.03512.68
5.3.180.0070.03512.67
5.3.170.0100.04112.67
5.3.160.0090.03912.67
5.3.150.0050.03712.67
5.3.140.0050.03712.66
5.3.130.0050.03912.66
5.3.120.0040.03912.66
5.3.110.0030.04112.66
5.3.100.0050.03812.12
5.3.90.0030.03812.08
5.3.80.0040.03812.08
5.3.70.0090.04312.07
5.3.60.0070.04512.06
5.3.50.0060.04012.00
5.3.40.0050.03712.00
5.3.30.0060.03511.95
5.3.20.0040.03711.72
5.3.10.0060.03511.70
5.3.00.0080.03411.68
5.2.170.0070.0289.18
5.2.160.0060.0279.18
5.2.150.0030.0329.18
5.2.140.0040.0319.18
5.2.130.0050.0299.14
5.2.120.0080.0289.14
5.2.110.0080.0289.14
5.2.100.0070.0269.14
5.2.90.0060.0299.14
5.2.80.0060.0299.14
5.2.70.0030.0329.14
5.2.60.0040.0309.10
5.2.50.0040.0309.06
5.2.40.0070.0269.03
5.2.30.0050.0299.01
5.2.20.0060.0279.00
5.2.10.0040.0288.93
5.2.00.0030.0318.78
5.1.60.0030.0258.06
5.1.50.0040.0248.07
5.1.40.0050.0238.05
5.1.30.0030.0278.40
5.1.20.0060.0258.42
5.1.10.0050.0258.14
5.1.00.0070.0238.14
5.0.50.0030.0216.62
5.0.40.0050.0186.48
5.0.30.0010.0336.29
5.0.20.0030.0196.26
5.0.10.0030.0196.23
5.0.00.0070.0356.23
4.4.90.0030.0154.78
4.4.80.0040.0134.75
4.4.70.0070.0114.76
4.4.60.0020.0154.75
4.4.50.0030.0154.77
4.4.40.0020.0264.71
4.4.30.0020.0164.76
4.4.20.0010.0174.84
4.4.10.0010.0194.85
4.4.00.0010.0264.76
4.3.110.0030.0144.67
4.3.100.0040.0134.67
4.3.90.0020.0154.64
4.3.80.0030.0264.59
4.3.70.0030.0214.63
4.3.60.0030.0144.63
4.3.50.0020.0184.63
4.3.40.0020.0304.54
4.3.30.0000.0193.28
4.3.20.0020.0173.25
4.3.10.0020.0193.21
4.3.00.0170.0206.95

preferences:
36.32 ms | 400 KiB | 5 Q