3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = [ "elem-1" => ["title" => "1", "desc" => ""], "elem-2" => ["title" => "2", "desc" => ""], "elem-3" => ["title" => "3", "desc" => ""], "elem-4" => ["title" => "4", "desc" => ""], ]; $result = []; array_walk( $arr, function($row, $key) use(&$result) { $result[] = [$key => $row['title']]; } ); var_export($result); echo "\n---\n"; $result = []; foreach ($arr as $key => $row) { $result[] = [$key => $row['title']]; } var_export($result); echo "\n---\n"; var_export(array_chunk(array_map(fn($row) => $row['title'], $arr), 1, true));

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)
8.4.130.0110.00717.56
8.4.120.0050.00320.68
8.4.110.0080.00318.78
8.4.100.0130.00817.75
8.4.90.0160.00617.58
8.4.80.0060.00317.75
8.4.70.0040.00719.39
8.4.60.0090.00819.54
8.4.50.0050.00518.94
8.4.40.0140.00717.88
8.4.30.0100.01020.48
8.4.20.0070.01319.64
8.4.10.0000.00819.33
8.3.260.0100.01016.82
8.3.250.0120.00718.81
8.3.240.0050.00316.71
8.3.230.0100.00916.63
8.3.220.0040.00317.45
8.3.210.0030.00416.54
8.3.200.0110.00918.61
8.3.190.0050.00317.37
8.3.180.0110.00718.83
8.3.170.0060.01317.13
8.3.160.0070.01118.34
8.3.150.0110.00717.25
8.3.140.0040.00416.79
8.3.130.0170.00016.46
8.3.120.0140.00516.51
8.3.110.0080.00816.60
8.3.100.0190.00318.69
8.3.90.0230.00016.49
8.3.80.0220.00016.61
8.3.70.0180.00416.68
8.3.60.0180.00416.48
8.3.50.0210.00316.32
8.3.40.0140.00717.21
8.3.30.0110.00617.25
8.3.20.0110.00717.25
8.3.10.0120.00517.04
8.3.00.0000.01117.66
8.2.290.0130.00620.43
8.2.280.0130.00816.75
8.2.270.0140.00418.32
8.2.260.0060.00317.12
8.2.250.0210.00016.49
8.2.240.0130.00416.32
8.2.230.0170.00016.54
8.2.220.0190.00016.39
8.2.210.0180.00016.34
8.2.200.0090.00916.56
8.2.190.0140.00516.48
8.2.180.0180.00016.28
8.2.170.0130.00617.37
8.2.160.0170.00317.56
8.2.150.0140.00717.37
8.2.140.0170.00317.13
8.2.130.0170.00517.39
8.2.120.0090.00917.50
8.2.110.0110.00717.39
8.2.100.0190.00017.43
8.2.90.0130.00417.25
8.2.80.0090.00917.25
8.2.70.0120.00617.21
8.2.60.0140.00317.36
8.2.50.0110.00717.46
8.2.40.0120.00417.39
8.2.30.0110.00617.27
8.2.20.0120.00617.59
8.2.10.0120.00417.52
8.2.00.0180.00017.17
8.1.330.0110.00716.81
8.1.320.0100.00417.97
8.1.310.0040.00716.79
8.1.300.0150.00416.05
8.1.290.0120.00916.05
8.1.280.0210.00016.05
8.1.270.0170.00617.16
8.1.260.0130.00917.20
8.1.250.0150.00417.07
8.1.240.0150.00316.95
8.1.230.0150.00416.98
8.1.220.0160.00016.99
8.1.210.0130.00417.05
8.1.200.0170.00017.17
8.1.190.0170.00016.91
8.1.180.0200.00317.07
8.1.170.0140.00517.21
8.1.160.0130.00416.91
8.1.150.0150.00317.05
8.1.140.0140.00217.16
8.1.130.0140.00316.89
8.1.120.0100.00717.27
8.1.110.0170.00016.92
8.1.100.0090.00917.02
8.1.90.0120.00516.98
8.1.80.0150.00417.16
8.1.70.0140.00417.13
8.1.60.0190.00017.27
8.1.50.0170.00217.22
8.1.40.0150.00517.16
8.1.30.0180.00417.20
8.1.20.0160.00417.26
8.1.10.0170.00617.05
8.1.00.0150.00317.17

preferences:
26.88 ms | 403 KiB | 5 Q