3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ 1 => [ 1 => [ 'anna', 'alice' ], 2 => [ 'bob', 'bartold' ] ], 2 => [ 1 => [ 'carol' ], 2 => [ 'david' ] ] ]; $result = []; $currentIndex = 1; $increment = 0; array_walk_recursive($array, function($value, $key) use (&$result, &$currentIndex, &$increment) { if (!is_array($value)) { $result[$currentIndex][] = $value; if ($increment == 1) { $currentIndex++; $increment = 0; } else { $increment++; } } }); var_dump($result);

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)
8.3.40.0100.00718.84
8.3.30.0090.00619.19
8.3.20.0040.00420.30
8.3.10.0030.00521.94
8.3.00.0000.00820.96
8.2.170.0150.00022.96
8.2.160.0110.00322.30
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0000.00926.16
8.2.120.0040.00419.56
8.2.110.0040.00420.36
8.2.100.0040.00818.34
8.2.90.0000.00819.41
8.2.80.0040.00417.97
8.2.70.0060.00317.63
8.2.60.0060.00318.04
8.2.50.0040.00418.07
8.2.40.0030.00619.88
8.2.30.0000.00817.99
8.2.20.0040.00417.84
8.2.10.0040.00418.13
8.2.00.0040.00417.75
8.1.270.0030.00620.77
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0030.00623.77
8.1.230.0070.00419.02
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0060.00317.13
8.1.190.0080.00017.13
8.1.180.0000.00918.10
8.1.170.0000.00818.47
8.1.160.0000.00722.04
8.1.150.0040.00418.96
8.1.140.0040.00417.38
8.1.130.0040.00417.84
8.1.120.0000.00717.54
8.1.110.0000.00817.37
8.1.100.0070.00017.34
8.1.90.0070.00417.39
8.1.80.0000.00717.38
8.1.70.0000.00717.34
8.1.60.0040.00417.48
8.1.50.0050.00317.56
8.1.40.0040.00417.49
8.1.30.0000.00917.69
8.1.20.0040.00417.64
8.1.10.0040.00417.41
8.1.00.0070.00017.34
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0030.00318.50
8.0.270.0000.00717.25
8.0.260.0000.00617.29
8.0.250.0030.00316.98
8.0.240.0050.00216.89
8.0.230.0040.00416.89
8.0.220.0030.00316.79
8.0.210.0030.00616.80
8.0.200.0000.00616.94
8.0.190.0080.00016.96
8.0.180.0000.00716.83
8.0.170.0050.00316.79
8.0.160.0050.00216.88
8.0.150.0000.00716.75
8.0.140.0080.00016.79
8.0.130.0050.00013.28
8.0.120.0070.00016.75
8.0.110.0040.00416.85
8.0.100.0000.00816.92
8.0.90.0050.00216.94
8.0.80.0060.01216.79
8.0.70.0040.00416.74
8.0.60.0060.00316.75
8.0.50.0070.00016.86
8.0.30.0130.00816.93
8.0.20.0110.00717.40
8.0.10.0070.00017.05
8.0.00.0070.01016.72
7.4.330.0000.00515.07
7.4.320.0000.00616.54
7.4.300.0040.00416.53
7.4.290.0000.00816.61
7.4.280.0090.00016.64
7.4.270.0070.00016.43
7.4.260.0030.00316.58
7.4.250.0030.00316.52
7.4.240.0020.00516.54
7.4.230.0030.00316.50
7.4.220.0070.01616.60
7.4.210.0100.00716.56
7.4.200.0030.00316.34
7.4.160.0060.01216.66
7.4.150.0180.00617.40
7.4.140.0040.01417.86
7.4.130.0070.00916.50
7.4.120.0100.01216.55
7.4.110.0120.00616.72
7.4.100.0170.00016.55
7.4.90.0070.01316.69
7.4.80.0130.00316.54
7.4.70.0120.00616.58
7.4.60.0130.00316.59
7.4.50.0040.00416.39
7.4.40.0030.01316.65
7.4.30.0050.01616.49
7.4.00.0030.01415.11
7.3.330.0050.00013.38
7.3.320.0050.00913.14
7.3.310.0000.00816.39
7.3.300.0050.00216.29
7.3.290.0070.00716.43
7.3.280.0070.01016.39
7.3.270.0170.00917.40
7.3.260.0170.00016.62
7.3.250.0140.00716.31
7.3.240.0100.00516.19
7.3.230.0030.02016.55
7.3.210.0080.00816.32
7.3.200.0100.01019.39
7.3.190.0100.00616.39
7.3.180.0130.00316.45
7.3.170.0070.01416.53
7.3.160.0040.01716.39
7.2.330.0130.00616.69
7.2.320.0100.00716.35
7.2.310.0130.00516.75
7.2.300.0100.00716.72
7.2.290.0130.01016.39
7.2.60.0070.00716.68
7.2.00.0000.01119.27
7.1.200.0000.01015.80
7.1.100.0040.01118.31
7.1.70.0000.00717.29
7.1.60.0090.01519.46
7.1.50.0100.01016.89
7.1.00.0070.06722.29
7.0.200.0040.00416.55
7.0.140.0030.04022.00
7.0.60.0100.08320.03
7.0.50.0000.08717.85
7.0.40.0100.05720.13
7.0.30.0130.05720.15
7.0.20.0300.04020.30
7.0.10.0070.05720.19
7.0.00.0070.06020.30
5.6.280.0070.06720.90
5.6.210.0270.06020.61
5.6.200.0100.06018.25
5.6.190.0130.04320.61
5.6.180.0370.04020.43
5.6.170.0300.07020.54
5.6.160.0070.08020.57
5.6.150.0070.07018.16
5.6.140.0070.04318.25
5.6.130.0100.05318.22
5.6.120.0070.08021.04
5.6.110.0070.08021.12
5.6.100.0030.07020.98
5.6.90.0030.06020.93
5.6.80.0000.07320.53
5.5.350.0300.07720.41
5.5.340.0030.04317.99
5.5.330.0000.06320.42
5.5.320.0000.06720.39
5.5.310.0400.07020.27
5.5.300.0070.08017.98
5.5.290.0000.09318.07
5.5.280.0170.07320.77
5.5.270.0070.05720.87
5.5.260.0030.06020.64
5.5.250.0100.07020.61
5.5.240.0200.06720.37
5.4.450.0870.06019.16
5.4.440.0830.05719.18
5.4.430.1200.05319.48
5.4.420.0900.05319.58
5.4.410.0930.05719.45
5.4.400.0570.05019.16
5.4.390.0100.06318.78
5.4.380.0130.05318.61
5.4.370.0130.05018.84
5.4.360.0100.05318.73
5.4.350.0130.05318.75
5.4.340.0170.04718.50
5.4.320.0100.06318.69
5.4.310.0230.04018.50
5.4.300.0230.04318.80
5.4.290.0170.05018.74
5.4.280.0130.06018.72
5.4.270.0130.06318.83
5.4.260.0200.06318.77
5.4.250.0200.05018.58
5.4.240.0070.06318.80
5.4.230.0200.04718.60
5.4.220.0070.06318.71
5.4.210.0200.04318.75
5.4.200.0230.05016.59
5.4.190.0070.05718.74
5.4.180.0070.06018.64
5.4.170.0100.05718.57
5.4.160.0200.04718.78
5.4.150.0070.06318.59
5.4.140.0170.05316.30
5.4.130.0170.04316.33
5.4.120.0170.05016.42
5.4.110.0130.04716.29
5.4.100.0100.05316.33
5.4.90.0170.04716.29
5.4.80.0130.05016.17
5.4.70.0100.05316.41
5.4.60.0170.04716.15
5.4.50.0300.05316.30
5.4.40.0200.04316.26
5.4.30.0130.05316.28
5.4.20.0200.04716.28
5.4.10.0070.05716.21
5.4.00.0130.05315.63
5.3.290.0100.06014.58
5.3.280.0170.05014.54
5.3.270.0170.05014.52
5.3.260.0200.04714.59
5.3.250.0100.05314.59
5.3.240.0070.05714.59
5.3.230.0170.04714.49
5.3.220.0070.05714.62
5.3.210.0170.05014.61
5.3.200.0030.06014.60
5.3.190.0130.05314.50
5.3.180.0170.04714.46
5.3.170.0130.05014.47
5.3.160.0200.04314.63
5.3.150.0100.05314.48
5.3.140.0170.05014.51
5.3.130.0170.05014.47
5.3.120.0170.05714.63
5.3.110.0100.07714.46
5.3.100.0200.06314.04
5.3.90.0170.06714.00
5.3.80.0170.05014.00
5.3.70.0230.05713.93
5.3.60.0230.04014.00
5.3.50.0270.04314.04
5.3.40.0170.04713.89
5.3.30.0100.05713.94
5.3.20.0070.05713.79
5.3.10.0100.05013.69
5.3.00.0170.04713.59
5.2.170.0200.03711.14
5.2.160.0130.04711.18
5.2.150.0030.05011.09
5.2.140.0170.05311.07
5.2.130.0130.05311.13
5.2.120.0130.05311.11
5.2.110.0200.03311.09
5.2.100.0200.04011.07
5.2.90.0030.06011.11
5.2.80.0200.04711.15
5.2.70.0100.05711.23
5.2.60.0100.06011.03
5.2.50.0030.05310.98
5.2.40.0100.05311.03
5.2.30.0100.05011.03
5.2.20.0170.03011.01
5.2.10.0100.03710.92
5.2.00.0030.05310.72
5.1.60.0100.04710.11
5.1.50.0030.0479.99
5.1.40.0130.04010.03
5.1.30.0070.04010.32
5.1.20.0000.04710.36
5.1.10.0070.05010.18
5.1.00.0130.04310.13
5.0.50.0030.0338.52
5.0.40.0070.0378.43
5.0.30.0070.0478.24
5.0.20.0130.0238.39
5.0.10.0100.0378.19
5.0.00.0070.0508.15
4.4.90.0070.0305.83
4.4.80.0070.0305.85
4.4.70.0070.0275.89
4.4.60.0000.0275.90
4.4.50.0030.0235.92
4.4.40.0070.0335.95
4.4.30.0070.0205.86
4.4.20.0130.0235.93
4.4.10.0030.0335.94
4.4.00.0070.0435.89
4.3.110.0030.0335.79
4.3.100.0100.0275.81
4.3.90.0030.0305.80
4.3.80.0030.0435.86
4.3.70.0100.0235.82
4.3.60.0000.0235.77
4.3.50.0070.0205.78
4.3.40.0100.0305.88
4.3.30.0070.0204.98
4.3.20.0030.0204.98
4.3.10.0070.0174.98
4.3.00.0330.01314.62

preferences:
41.85 ms | 400 KiB | 5 Q