3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ [ 'u' => '30', 'v' => '16', 'w' => '22', 'x' => '30', 'y' => '16', 'z' => '22', ], [ 'u' => '32', 'v' => '25', 'w' => '1', 'x' => '30', 'y' => '16', 'z' => '22', ], [ 'u' => '30', 'v' => '16', 'w' => '22', 'x' => '54', 'y' => '96', 'z' => '2', ], [ 'u' => '30', 'v' => '16', 'w' => '22', 'x' => '3', 'y' => '1', 'z' => '6', ] ]; $result = []; foreach ($array as $row) { $key = vsprintf('%d_%d_%d', $row); if (!isset($ref[$key])){ $ref[$key] = $row; $result[] = &$ref[$key]; } else { $ref[$key]['x'] .= ',' . $row['x']; $ref[$key]['y'] .= ',' . $row['y']; $ref[$key]['z'] .= ',' . $row['z']; } } var_export($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)
8.4.140.0110.01117.40
8.4.130.0100.01017.52
8.4.120.0060.01020.57
8.4.110.0120.00918.95
8.4.100.0130.00517.80
8.4.90.0100.01017.90
8.4.80.0050.00417.79
8.4.70.0100.01219.41
8.4.60.0090.01320.46
8.4.50.0050.00417.93
8.4.40.0030.00619.45
8.4.30.0080.00019.06
8.4.20.0030.00617.72
8.4.10.0040.00423.94
8.3.270.0110.00916.91
8.3.260.0120.00716.74
8.3.250.0120.00618.95
8.3.240.0050.00419.22
8.3.230.0150.00516.60
8.3.220.0030.00617.16
8.3.210.0100.00816.50
8.3.200.0070.00116.45
8.3.190.0070.00218.87
8.3.180.0130.00418.34
8.3.170.0140.00018.87
8.3.160.0090.00918.60
8.3.150.0030.00919.17
8.3.140.0070.01017.23
8.3.130.0000.00818.26
8.3.120.0040.00418.99
8.3.110.0040.00416.53
8.3.100.0130.00324.06
8.3.90.0090.00926.77
8.3.80.0060.00318.55
8.3.70.0150.00716.75
8.3.60.0120.00916.75
8.3.50.0070.00716.68
8.3.40.0130.00722.10
8.3.30.0060.01218.70
8.3.20.0050.00324.18
8.3.10.0050.00324.66
8.3.00.0080.00026.16
8.2.290.0120.00920.30
8.2.280.0110.00620.50
8.2.270.0110.00716.40
8.2.260.0040.01120.87
8.2.250.0110.00716.69
8.2.240.0100.00717.18
8.2.230.0040.00420.94
8.2.220.0090.00037.54
8.2.210.0160.00326.77
8.2.200.0040.00416.63
8.2.190.0100.01016.63
8.2.180.0140.00716.75
8.2.170.0000.01418.66
8.2.160.0130.00022.96
8.2.150.0060.00325.66
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00426.16
8.2.110.0070.00320.44
8.2.100.0090.00319.64
8.2.90.0050.00317.63
8.2.80.0000.00818.87
8.2.70.0080.00017.63
8.2.60.0000.00817.63
8.2.50.0040.00417.55
8.2.40.0100.00717.75
8.2.30.0150.00017.72
8.2.20.0130.00417.72
8.2.10.0170.00017.72
8.2.00.0080.00817.72
8.1.330.0110.00520.09
8.1.320.0150.00816.29
8.1.310.0080.00816.82
8.1.300.0100.01020.01
8.1.290.0080.00018.88
8.1.280.0090.00625.92
8.1.270.0070.01124.66
8.1.260.0060.00326.35
8.1.250.0080.00028.09
8.1.240.0040.00421.03
8.1.230.0080.00419.16
8.1.220.0090.00017.74
8.1.210.0030.00618.77
8.1.200.0080.00017.35
8.1.190.0000.00817.23
8.1.180.0030.00618.10
8.1.170.0130.00517.72
8.1.160.0180.00017.72
8.1.150.0090.00917.72
8.1.140.0120.00617.72
8.1.130.0180.00017.72
8.1.120.0140.00317.72
8.1.110.0100.00817.72
8.1.100.0120.00617.72
8.1.90.0160.00417.72
8.1.80.0160.00317.72
8.1.70.0130.00317.72
8.1.60.0100.00717.72
8.1.50.0140.00317.72
8.1.40.0140.00717.72
8.1.30.0170.00017.72
8.1.20.0110.00517.72
8.1.10.0110.00617.72
8.1.00.0110.00517.72
8.0.300.0000.00718.77
8.0.290.0040.00416.75
8.0.280.0110.00617.72
8.0.270.0130.00317.72
8.0.260.0040.01217.72
8.0.250.0080.00817.72
8.0.240.0130.00317.72
8.0.230.0080.00817.72
8.0.220.0180.00017.72
8.0.210.0100.00717.72
8.0.200.0160.00017.72
8.0.190.0100.00617.72
8.0.180.0130.00317.72
8.0.170.0120.00317.72
8.0.160.0110.00517.72
8.0.150.0130.00417.72
8.0.140.0160.00017.72
8.0.130.0060.00917.72
8.0.120.0140.00217.72
8.0.110.0160.00217.72
8.0.100.0180.00017.72
8.0.90.0100.00817.72
8.0.80.0150.00017.72
8.0.70.0150.00017.72
8.0.60.0170.00017.72
8.0.50.0190.00017.72
8.0.30.0180.00017.72
8.0.20.0100.00517.72
8.0.10.0110.00317.72

preferences:
77.22 ms | 403 KiB | 5 Q