3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ ['color' => '#000000', 'size' => 'L', 'count' => 2], ['color' => '#000000', 'size' => 'XL', 'count' => 1], ['color' => '#ffffff', 'size' => 'L','count' => 2], ['color' => '#ffffff', 'size' => 'XL', 'count' => 1], ['color' => '#ff0000', 'size' => 'L', 'count' => 1] ]; $result = []; foreach ($array as $row) { extract($row); if (!isset($result[$color])) { $result[$color] = $row; } elseif (isset($result[$color]['count'])) { $result[$color]['size'] = [ [ 'value' => $result[$color]['size'], 'count' => $result[$color]['count'] ], [ 'value' => $size, 'count' => $count ] ]; unset($result[$color]['count']); } else { $result[$color]['size'][] = [ 'value' => $size, 'count' => $count ]; } } echo json_encode(array_values($result), JSON_PRETTY_PRINT);

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)
8.4.130.0030.00619.40
8.4.120.0120.00919.99
8.4.110.0100.01022.39
8.4.100.0050.00617.79
8.4.90.0050.00717.60
8.4.80.0150.00517.89
8.4.70.0080.01017.71
8.4.60.0130.00918.46
8.4.50.0050.00519.50
8.4.40.0000.01017.81
8.4.30.0070.01018.83
8.4.20.0100.01017.89
8.4.10.0030.00522.00
8.3.260.0120.00716.72
8.3.250.0130.00617.11
8.3.240.0110.00916.86
8.3.230.0120.00816.61
8.3.220.0110.00816.91
8.3.210.0030.00416.55
8.3.200.0050.00316.52
8.3.190.0120.00720.46
8.3.180.0110.00916.66
8.3.170.0090.00918.85
8.3.160.0110.00718.20
8.3.150.0100.00319.08
8.3.140.0040.00418.96
8.3.130.0000.00818.57
8.3.120.0060.01320.77
8.3.110.0000.00820.94
8.3.100.0040.00424.06
8.3.90.0040.00426.77
8.3.80.0030.00618.43
8.3.70.0090.00616.58
8.3.60.0120.00316.62
8.3.50.0040.01120.21
8.3.40.0110.00421.51
8.3.30.0110.00418.70
8.3.20.0050.00324.18
8.3.10.0000.00724.66
8.3.00.0040.00426.16
8.2.290.0050.00918.71
8.2.280.0090.00820.28
8.2.270.0110.00417.22
8.2.260.0060.01220.73
8.2.250.0060.00318.54
8.2.240.0050.00517.09
8.2.230.0090.00022.58
8.2.220.0000.00837.54
8.2.210.0090.00026.77
8.2.200.0060.00316.38
8.2.190.0120.00916.63
8.2.180.0040.01125.92
8.2.170.0140.00318.91
8.2.160.0130.00322.96
8.2.150.0050.00325.66
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0000.00826.16
8.2.110.0030.00722.20
8.2.100.0040.00817.66
8.2.90.0030.00617.88
8.2.80.0040.00418.97
8.2.70.0060.00917.38
8.2.60.0060.00318.04
8.2.50.0080.00018.07
8.2.40.0000.00918.28
8.2.30.0040.00418.04
8.2.20.0040.00419.18
8.2.10.0000.00718.11
8.2.00.0080.00019.36
8.1.330.0090.00716.31
8.1.320.0100.00516.25
8.1.310.0160.00318.62
8.1.300.0060.00320.31
8.1.290.0030.00630.84
8.1.280.0030.01425.92
8.1.270.0040.00424.66
8.1.260.0040.00426.35
8.1.250.0000.01028.09
8.1.240.0030.00622.10
8.1.230.0150.00617.66
8.1.220.0000.00817.76
8.1.210.0000.00818.77
8.1.200.0040.00817.13
8.1.190.0040.00417.35
8.1.180.0040.00418.10
8.1.170.0050.00318.50
8.1.160.0040.00418.93
8.1.150.0000.00718.63
8.1.140.0040.00417.49
8.1.130.0030.00519.14
8.1.120.0030.00417.35
8.1.110.0050.00217.45
8.1.100.0000.00717.35
8.1.90.0110.00617.43
8.1.80.0120.00417.30
8.1.70.0140.00417.38
8.1.60.0190.00017.57
8.1.50.0130.00417.40
8.1.40.0110.00817.38
8.1.30.0030.01316.97
8.1.20.0050.01017.06
8.1.10.0100.00517.39
8.1.00.0120.00617.32
8.0.300.0080.00018.89
8.0.290.0070.00016.75
8.0.280.0030.00518.31
8.0.270.0000.00816.72
8.0.260.0000.00618.44
8.0.250.0030.00316.95
8.0.240.0000.00716.95
8.0.230.0000.00716.99
8.0.220.0070.00716.72
8.0.210.0100.00616.59
8.0.200.0030.00916.61
8.0.190.0060.00716.87
8.0.180.0120.00216.16
8.0.170.0110.00416.43
8.0.160.0130.00016.51
8.0.150.0120.00316.51
8.0.140.0070.00516.76
8.0.130.0090.00316.72
8.0.120.0080.00616.70
8.0.110.0100.00016.73
8.0.100.0050.01116.91
8.0.90.0090.00316.46
8.0.80.0140.00016.57
8.0.70.0070.00716.71
8.0.60.0050.00916.73
8.0.50.0070.00416.34
8.0.30.0070.00616.34
8.0.20.0060.00616.70
8.0.10.0140.00016.98
7.4.330.0000.00615.55
7.4.320.0060.00016.60
7.4.300.0140.00016.39
7.4.290.0130.00316.34
7.4.280.0080.00516.36
7.4.270.0080.00516.40
7.4.260.0060.00516.49
7.4.250.0030.01316.45
7.4.240.0130.00016.27
7.4.230.0050.00716.42
7.4.220.0110.00516.32
7.4.210.0070.00416.41
7.4.200.0100.00616.22
7.4.190.0170.00016.50
7.4.180.0140.00016.55
7.4.160.0110.00416.31
7.4.150.0110.00316.34
7.4.140.0100.00216.24
7.4.130.0150.00016.55
7.4.120.0130.00016.41
7.4.110.0060.00616.20
7.4.100.0040.00916.53
7.4.90.0060.00616.26
7.4.80.0050.00916.36
7.4.70.0050.00516.32
7.4.60.0110.00316.43
7.4.50.0050.00616.13
7.4.40.0060.00616.44
7.4.30.0090.00416.45
7.4.20.0100.00216.08
7.4.10.0070.00516.34
7.4.00.0080.00416.22

preferences:
27.12 ms | 403 KiB | 5 Q