3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array1 = [ 31 => ['a', 'b'], 49 => ['c', 'd'], 28 => ['e', 'f'] ]; $array2 = [1, 2, 3]; function mapper($array1, $array2) { $i = -1; var_export( array_map(fn($row) => array_merge($row, [$array2[++$i]]), $array1) ); } function looper($array1, $array2) { $i = -1; foreach ($array1 as &$row) { array_push($row, $array2[++$i]); } var_export($array1); } function walker($array1, $array2) { $i = -1; array_walk($array1, fn(&$row, $k) => array_push($row, $array2[++$i])); var_export($array1); } mapper($array1, $array2); echo "\n---\n"; looper($array1, $array2); echo "\n---\n"; walker($array1, $array2);

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)
8.4.140.0200.00717.61
8.4.130.0140.00718.28
8.4.120.0130.00817.83
8.4.110.0120.00822.22
8.4.100.0150.00517.76
8.4.90.0120.00620.63
8.4.80.0070.00220.76
8.4.70.0100.00918.75
8.4.60.0120.00820.38
8.4.50.0070.00922.09
8.4.40.0160.00317.82
8.4.30.0100.00018.85
8.4.20.0190.00018.07
8.4.10.0090.00023.95
8.3.270.0140.00616.45
8.3.260.0130.00816.51
8.3.250.0130.00616.20
8.3.240.0090.01016.86
8.3.230.0090.01016.55
8.3.220.0160.00220.86
8.3.210.0040.00316.56
8.3.200.0040.00516.65
8.3.190.0090.00920.76
8.3.180.0130.00618.59
8.3.170.0150.00316.92
8.3.160.0100.00416.57
8.3.150.0070.01116.56
8.3.140.0000.01519.04
8.3.130.0170.00316.62
8.3.120.0100.01018.86
8.3.110.0030.00620.94
8.3.100.0070.00324.06
8.3.90.0080.00026.77
8.3.80.0060.00316.61
8.3.70.0070.00716.58
8.3.60.0130.00316.38
8.3.50.0000.01418.54
8.3.40.0110.00320.19
8.3.30.0060.00918.60
8.3.20.0050.00324.18
8.3.10.0000.00724.66
8.3.00.0080.00026.16
8.2.290.0100.00920.51
8.2.280.0120.00819.12
8.2.270.0130.00716.61
8.2.260.0060.00917.00
8.2.250.0040.00417.39
8.2.240.0030.00518.87
8.2.230.0060.00322.58
8.2.220.0040.00437.54
8.2.210.0140.00426.77
8.2.200.0100.00018.29
8.2.190.0120.00316.63
8.2.180.0090.00625.92
8.2.170.0150.01118.95
8.2.160.0070.00722.96
8.2.150.0050.00225.66
8.2.140.0080.00024.66
8.2.130.0050.00226.16
8.2.120.0040.00419.79
8.2.110.0090.00019.26
8.2.100.0120.00017.84
8.2.90.0000.00817.91
8.2.80.0000.00819.05
8.2.70.0040.00417.63
8.2.60.0040.00418.04
8.2.50.0090.00018.07
8.2.40.0070.00018.28
8.2.30.0050.00318.19
8.2.20.0000.00719.23
8.2.10.0040.00418.19
8.2.00.0040.00419.23
8.1.330.0150.00418.42
8.1.320.0090.01122.15
8.1.310.0000.00816.84
8.1.300.0030.00617.67
8.1.290.0090.00330.84
8.1.280.0120.00325.92
8.1.270.0040.00423.77
8.1.260.0030.00626.35
8.1.250.0050.00328.09
8.1.240.0030.00522.80
8.1.230.0110.00020.89
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0060.00317.35
8.1.190.0030.00717.25
8.1.180.0030.00618.10
8.1.170.0030.00518.49
8.1.160.0000.00718.90
8.1.150.0030.00618.59
8.1.140.0030.00617.46
8.1.130.0000.00718.82
8.1.120.0040.00717.45
8.1.110.0050.00217.42
8.1.100.0050.00317.31
8.1.90.0090.00517.48
8.1.80.0110.00417.45
8.1.70.0060.00317.44
8.1.60.0030.00817.50
8.1.50.0110.00317.54
8.1.40.0140.00417.46
8.1.30.0130.00517.52
8.1.20.0140.00417.54
8.1.10.0050.01017.41
8.1.00.0110.00717.50
8.0.300.0000.00720.09
8.0.290.0000.00816.75
8.0.280.0000.00718.36
8.0.270.0030.00318.02
8.0.260.0030.00318.39
8.0.250.0030.00316.98
8.0.240.0070.00016.98
8.0.230.0080.00017.02
8.0.220.0100.00516.84
8.0.210.0050.01016.81
8.0.200.0100.00516.83
8.0.190.0090.00616.92
8.0.180.0080.00816.79
8.0.170.0090.00516.86
8.0.160.0110.00416.92
8.0.150.0150.00016.80
8.0.140.0090.00616.87
8.0.130.0100.00516.80
8.0.120.0100.00516.79
8.0.110.0070.00716.86
8.0.100.0070.00716.70
8.0.90.0030.01216.82
8.0.80.0100.00616.84
8.0.70.0140.00316.84
8.0.60.0150.00016.80
8.0.50.0100.00516.86
8.0.30.0150.00016.67
8.0.20.0070.00816.94
8.0.10.0100.00517.02
7.4.330.0050.00015.55
7.4.320.0000.00716.55
7.4.300.0180.00016.46
7.4.290.0170.00016.63
7.4.280.0090.00916.45
7.4.270.0140.00416.52
7.4.260.0110.00716.59
7.4.250.0100.00716.41
7.4.240.0170.00016.61
7.4.230.0110.00516.48
7.4.220.0140.00316.63
7.4.210.0120.00416.50
7.4.200.0080.00816.62
7.4.190.0120.00416.55
7.4.180.0070.00716.69
7.4.160.0120.00316.71
7.4.150.0080.00616.36
7.4.140.0110.00416.50
7.4.130.0120.00316.46
7.4.120.0050.01016.55
7.4.110.0050.00916.47
7.4.100.0100.00416.50
7.4.90.0140.00016.46
7.4.80.0100.00516.43
7.4.70.0150.00016.36
7.4.60.0040.00416.42
7.4.50.0040.00816.23
7.4.40.0120.00016.36
7.4.30.0040.00916.25
7.4.20.0110.00416.19
7.4.10.0070.00416.54
7.4.00.0000.00816.43

preferences:
34.72 ms | 403 KiB | 5 Q