3v4l.org

run code in 300+ PHP versions simultaneously
<?php function map(array $array, array $keys) { $filter = function ($branch) { return $branch; }; foreach (array_reverse($keys) as $key) { $filter = function ($branch) use ($filter, $key) { switch ($key) { case '*': case '?': return array_map(function ($dimension) use ($filter) { return $filter($dimension); }, $branch); default: var_dump($key, $branch); return $filter($branch[$key]); } }; } return $filter($array); } $array = [ 'a' => [ 'b' => [ [ 'c' => 'foo', ], [ 'c' => 'bar', ], [ 'c' => 'qux', ], ], ], ]; $keys = ['a', 'b', '*', 'c']; var_dump(map($array, $keys));

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)
8.3.60.0100.00316.63
8.3.50.0070.00722.03
8.3.40.0160.00318.92
8.3.30.0110.00418.99
8.3.20.0000.00820.21
8.3.10.0040.00423.71
8.3.00.0040.00422.39
8.2.180.0150.00416.50
8.2.170.0070.01422.96
8.2.160.0060.00920.52
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0090.00022.25
8.2.110.0110.00019.32
8.2.100.0040.00818.02
8.2.90.0040.00419.34
8.2.80.0060.00317.97
8.2.70.0060.00617.75
8.2.60.0050.00517.93
8.2.50.0000.00818.07
8.2.40.0040.00418.16
8.2.30.0040.00718.10
8.2.20.0000.00817.73
8.2.10.0030.00519.46
8.2.00.0040.00417.74
8.1.280.0040.01125.92
8.1.270.0040.00421.90
8.1.260.0030.00526.35
8.1.250.0080.00028.09
8.1.240.0100.00322.02
8.1.230.0080.00318.95
8.1.220.0000.00817.76
8.1.210.0060.00318.77
8.1.200.0030.00617.47
8.1.190.0060.00317.43
8.1.180.0050.00318.10
8.1.170.0000.00818.50
8.1.160.0050.00322.05
8.1.150.0030.00518.71
8.1.140.0020.00517.43
8.1.130.0070.00017.84
8.1.120.0040.00417.54
8.1.110.0030.00517.37
8.1.100.0040.00417.49
8.1.90.0000.00717.42
8.1.80.0040.00417.36
8.1.70.0070.00017.45
8.1.60.0000.00817.53
8.1.50.0060.00317.44
8.1.40.0040.00417.59
8.1.30.0030.00517.64
8.1.20.0040.00417.56
8.1.10.0000.00817.48
8.1.00.0030.00617.57
8.0.300.0000.00818.77
8.0.290.0040.00417.16
8.0.280.0030.00318.46
8.0.270.0030.00317.16
8.0.260.0000.00816.77
8.0.250.0000.00716.94
8.0.240.0000.00716.97
8.0.230.0000.00716.98
8.0.220.0040.00416.96
8.0.210.0040.00416.96
8.0.200.0000.00617.01
8.0.190.0040.00417.01
8.0.180.0070.00016.82
8.0.170.0040.00416.98
8.0.160.0000.00716.88
8.0.150.0050.00316.84
8.0.140.0040.00416.71
8.0.130.0030.00313.34
8.0.120.0000.01016.76
8.0.110.0000.00716.91
8.0.100.0040.00416.86
8.0.90.0030.00616.80
8.0.80.0060.00916.87
8.0.70.0000.00716.96
8.0.60.0000.00716.90
8.0.50.0000.00716.93
8.0.30.0120.00917.14
8.0.20.0120.00817.40
8.0.10.0040.00416.92
8.0.00.0150.00416.59
7.4.330.0030.00315.09
7.4.320.0060.00016.53
7.4.300.0030.00316.50
7.4.290.0040.00416.54
7.4.280.0080.00016.50
7.4.270.0080.00016.54
7.4.260.0070.00016.36
7.4.250.0040.00416.55
7.4.240.0060.00216.60
7.4.230.0070.00016.34
7.4.220.0110.00716.41
7.4.210.0070.00816.63
7.4.200.0000.00716.63
7.4.190.0040.00416.77
7.4.160.0130.00316.60
7.4.150.0230.00617.40
7.4.140.0050.01217.86
7.4.130.0150.00516.43
7.4.120.0100.01016.49
7.4.110.0070.01716.49
7.4.100.0170.00616.64
7.4.90.0110.00716.46
7.4.80.0070.01419.39
7.4.70.0140.00316.54
7.4.60.0030.01316.52
7.4.50.0040.00416.20
7.4.40.0070.00722.77
7.4.30.0180.00016.42
7.4.00.0100.00614.76
7.3.330.0020.00213.18
7.3.320.0030.00313.37
7.3.310.0000.00716.24
7.3.300.0000.00716.43
7.3.290.0040.01116.30
7.3.280.0100.00716.42
7.3.270.0120.00617.40
7.3.260.0190.00416.58
7.3.250.0060.01316.37
7.3.240.0090.00916.28
7.3.230.0070.01016.40
7.3.210.0120.00716.52
7.3.200.0130.00316.52
7.3.190.0130.01316.31
7.3.180.0090.00616.46
7.3.170.0080.00816.72
7.3.160.0120.00616.33
7.3.120.0030.01314.97
7.3.10.0030.00916.61
7.3.00.0110.00016.60
7.2.330.0110.00716.67
7.2.320.0120.00616.70
7.2.310.0110.00716.79
7.2.300.0120.00916.83
7.2.290.0120.00616.75
7.2.130.0000.01217.13
7.2.120.0000.01616.87
7.2.110.0070.00716.78
7.2.100.0100.00316.99
7.2.90.0030.00917.10
7.2.80.0030.01016.88
7.2.70.0100.00316.77
7.2.60.0080.00416.90
7.2.50.0090.00017.09
7.2.40.0040.00817.05
7.2.30.0070.00717.06
7.2.20.0030.00816.98
7.2.10.0060.00616.77
7.2.00.0080.00918.04
7.1.250.0070.00415.68
7.1.100.0300.00617.91
7.1.70.0040.00417.19
7.1.60.0060.01316.95
7.1.50.0080.01517.02
7.1.00.0030.07022.48
7.0.200.0090.00616.94
7.0.140.0070.07022.18
7.0.60.0030.06319.81
7.0.50.0030.04317.91
7.0.40.0100.08320.26
7.0.30.0230.04020.04
7.0.20.0370.06720.25
7.0.10.0030.05720.25
7.0.00.0070.05020.23
5.6.280.0070.07020.92
5.6.210.0070.07320.54
5.6.200.0070.06018.16
5.6.190.0230.07320.61
5.6.180.0330.07720.63
5.6.170.0300.06320.44
5.6.160.0000.04720.52
5.6.150.0000.07018.19
5.6.140.0070.04018.13
5.6.130.0030.08718.23
5.6.120.0100.08021.02
5.6.110.0070.08321.15
5.6.100.0130.07721.02
5.6.90.0070.06021.04
5.6.80.0130.07720.52
5.5.350.0070.07020.45
5.5.340.0100.07718.07
5.5.330.0070.08020.13
5.5.320.0300.06320.25
5.5.310.0400.06720.32
5.5.300.0030.05017.95
5.5.290.0000.06018.02
5.5.280.0030.07320.95
5.5.270.0070.06020.77
5.5.260.0170.07720.81
5.5.250.0130.04320.59
5.5.240.2700.03720.05
5.4.450.0400.04319.50
5.4.440.0630.07319.34
5.4.430.0900.07719.30
5.4.420.0100.05319.46
5.4.410.1070.07019.34
5.4.400.1000.06719.22
5.4.390.0100.06719.22
5.4.380.0130.05318.48
5.4.370.0200.05018.59
5.4.360.0170.05018.69
5.4.350.0170.05318.56
5.4.340.0200.06018.82
5.4.320.0080.03612.51
5.4.310.0070.05212.51
5.4.300.0050.03812.52
5.4.290.0050.04412.50
5.4.280.0090.03212.41
5.4.270.0040.03712.41
5.4.260.0080.03712.41
5.4.250.0060.03812.41
5.4.240.0150.05212.38
5.4.230.0430.09212.38
5.4.220.0140.05012.38
5.4.210.0330.08912.38
5.4.200.0210.04112.38
5.4.190.0190.05612.37
5.4.180.0390.08412.37
5.4.170.0170.04512.39
5.4.160.0160.04812.38
5.4.150.0350.08812.38
5.4.140.0200.03812.06
5.4.130.0170.04212.05
5.4.120.0190.03812.00
5.4.110.0180.04112.00
5.4.100.0170.04412.00
5.4.90.0300.08912.00
5.4.80.0150.04312.00
5.4.70.0160.04112.00
5.4.60.0160.04212.00
5.4.50.0190.04112.00
5.4.40.0120.04711.98
5.4.30.0120.04711.98
5.4.20.0150.04111.98
5.4.10.0160.04211.98
5.4.00.0160.04511.47
5.3.290.0080.05112.80
5.3.280.0130.04812.70
5.3.270.0280.07212.72
5.3.260.0170.04612.72
5.3.250.0190.04612.72
5.3.240.0160.04412.72
5.3.230.0230.04812.71
5.3.220.0210.04212.68
5.3.210.0160.04512.68
5.3.200.0180.05012.68
5.3.190.0140.05712.68
5.3.180.0210.04212.67
5.3.170.0160.04812.67
5.3.160.0170.04312.67
5.3.150.0350.06012.67
5.3.140.0170.04512.66
5.3.130.0160.04512.66
5.3.120.0180.05012.66
5.3.110.0130.04912.65
5.3.100.0240.06812.12
5.3.90.0200.04112.09
5.3.80.0190.04212.07
5.3.70.0120.04712.07
5.3.60.0190.04212.06
5.3.50.0160.04612.00
5.3.40.0210.03912.01
5.3.30.0270.06111.98
5.3.20.0170.04411.76
5.3.10.0120.04611.71
5.3.00.0320.05411.70
5.2.170.0130.0389.19
5.2.160.0120.0399.19
5.2.150.0150.0339.19
5.2.140.0150.0359.18
5.2.130.0140.0379.15
5.2.120.0130.0369.15
5.2.110.0120.0369.16
5.2.100.0130.0449.15
5.2.90.0130.0369.14
5.2.80.0120.0369.13
5.2.70.0370.0719.13
5.2.60.0150.0319.09
5.2.50.0140.0339.07
5.2.40.0140.0329.04
5.2.30.0110.0359.00
5.2.20.0100.0379.01
5.2.10.0180.0268.91
5.2.00.0160.0288.76
5.1.60.0160.0268.05
5.1.50.0110.0308.05
5.1.40.0120.0278.03
5.1.30.0140.0298.38
5.1.20.0120.0358.41
5.1.10.0120.0348.13
5.1.00.0160.0338.13
5.0.50.0160.0596.61
5.0.40.0090.0246.46
5.0.30.0120.0396.29
5.0.20.0120.0266.24
5.0.10.0140.0246.22
5.0.00.0130.0406.21
4.4.90.0030.0224.78
4.4.80.0030.0244.75
4.4.70.0080.0194.76
4.4.60.0100.0164.75
4.4.50.0090.0164.77
4.4.40.0090.0274.71
4.4.30.0070.0184.75
4.4.20.0060.0204.84
4.4.10.0060.0214.85
4.4.00.0060.0604.76
4.3.110.0080.0174.66
4.3.100.0080.0174.66
4.3.90.0080.0164.64
4.3.80.0080.0564.59
4.3.70.0080.0164.63
4.3.60.0080.0174.63
4.3.50.0070.0174.63
4.3.40.0070.0284.54
4.3.30.0050.0193.30
4.3.20.0050.0183.27
4.3.10.0050.0173.23
4.3.00.0270.01713.14

preferences:
548.85 ms | 401 KiB | 5 Q