3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ ['A' => 'O', 'B' => 'O', 'C' => 1, 'count' => 1], ['A' => 'Test', 'B' => 'Test', 'C' => 1, 'count' => 1], ['A' => 'O', 'B' => 'O', 'C' => 1, 'count' => 1], ['A' => 'Test', 'B' => 'Test', 'C' => 1, 'count' => 1], ['A' => 'Test', 'B' => 'test1', 'C' => 2, 'count' => 1], ]; $result = []; foreach ($array as $row) { $key = implode('~', array_slice($row, 0, 3)); if (!isset($result[$key])) { $result[$key] = $row; } else { $result[$key]['count'] += $row['count']; } } var_export(array_values($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)
8.5.00.0150.00620.08
8.4.150.0030.00014.05
8.4.140.0140.00717.53
8.4.130.0120.00818.85
8.4.120.0130.00720.46
8.4.110.0090.01018.91
8.4.100.0120.00817.64
8.4.90.0060.00418.70
8.4.80.0160.00519.66
8.4.70.0050.00317.66
8.4.60.0120.00918.77
8.4.50.0100.01020.27
8.4.40.0090.01017.46
8.4.30.0060.01318.51
8.4.20.0060.00317.89
8.4.10.0100.01017.88
8.3.280.0100.01018.42
8.3.270.0070.01216.58
8.3.260.0060.00216.63
8.3.250.0140.00519.11
8.3.240.0100.00716.68
8.3.230.0090.01016.45
8.3.220.0100.00817.13
8.3.210.0100.00516.70
8.3.200.0040.00516.60
8.3.190.0120.00817.28
8.3.180.0030.00518.30
8.3.170.0150.00317.50
8.3.160.0060.00318.56
8.3.150.0160.00316.55
8.3.140.0130.00316.97
8.3.130.0060.00318.23
8.3.120.0060.00318.84
8.3.110.0030.00520.94
8.3.100.0040.00424.06
8.3.90.0110.00426.77
8.3.80.0060.00316.73
8.3.70.0100.00716.58
8.3.60.0110.00418.43
8.3.50.0120.00920.12
8.3.40.0120.00318.74
8.3.30.0090.00618.73
8.3.20.0080.00024.18
8.3.10.0030.00524.66
8.3.00.0000.00826.16
8.2.290.0090.00220.72
8.2.280.0090.00618.18
8.2.270.0090.00917.27
8.2.260.0000.00818.56
8.2.250.0030.00716.50
8.2.240.0090.00618.94
8.2.230.0100.00622.58
8.2.220.0030.00637.54
8.2.210.0090.00926.77
8.2.200.0090.00016.63
8.2.190.0100.01016.63
8.2.180.0090.00625.92
8.2.170.0150.00022.96
8.2.160.0050.00922.96
8.2.150.0060.00325.66
8.2.140.0020.00524.66
8.2.130.0000.00826.16
8.2.120.0030.00526.16
8.2.110.0070.00319.27
8.2.100.0110.00417.91
8.2.90.0000.00817.75
8.2.80.0000.00918.74
8.2.70.0070.00317.50
8.2.60.0080.00017.93
8.2.50.0040.00418.07
8.2.40.0000.00818.28
8.2.30.0050.00318.13
8.2.20.0090.00020.48
8.2.10.0050.00217.61
8.2.00.0040.00419.32
8.1.330.0070.01223.70
8.1.320.0110.00816.10
8.1.310.0040.00418.30
8.1.300.0060.00317.89
8.1.290.0030.00730.84
8.1.280.0210.00025.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00319.15
8.1.230.0040.00719.39
8.1.220.0000.00817.79
8.1.210.0050.00318.77
8.1.200.0060.00317.35
8.1.190.0060.00317.35
8.1.180.0000.00918.10
8.1.170.0050.00318.58
8.1.160.0080.00018.86
8.1.150.0000.00818.68
8.1.140.0040.00417.40
8.1.130.0040.00420.22
8.1.120.0070.00017.37
8.1.110.0000.00817.33
8.1.100.0000.00717.47
8.1.90.0050.00317.46
8.1.80.0040.00417.40
8.1.70.0040.00417.30
8.1.60.0060.00317.58
8.1.50.0000.00817.52
8.1.40.0040.00417.54
8.1.30.0030.00517.60
8.1.20.0120.00017.52
8.1.10.0040.00817.45
8.1.00.0120.00617.40
8.0.300.0040.00420.65
8.0.290.0000.00816.75
8.0.280.0060.00320.25
8.0.270.0040.00418.04
8.0.260.0000.00618.44
8.0.250.0040.00416.86
8.0.240.0000.00816.98
8.0.230.0030.00317.00
8.0.220.0040.00316.89
8.0.210.0000.00816.71
8.0.200.0070.00016.92
8.0.190.0080.00316.93
8.0.180.0040.00416.82
8.0.170.0030.00616.94
8.0.160.0040.00416.78
8.0.150.0140.00016.62
8.0.140.0130.00516.66
8.0.130.0140.00516.70
8.0.120.0150.00316.85
8.0.110.0180.00016.73
8.0.100.0160.00316.65
8.0.90.0150.00516.84
8.0.80.0160.00416.93
8.0.70.0150.00516.64
8.0.60.0120.00816.72
8.0.50.0140.00516.75
8.0.30.0000.00816.84
8.0.20.0040.00416.87
8.0.10.0040.00816.89
7.4.330.0000.00615.55
7.4.320.0030.00316.55
7.4.300.0000.00616.48
7.4.290.0000.00716.42
7.4.280.0040.00416.58
7.4.270.0180.00316.45
7.4.260.0210.00016.52
7.4.250.0150.00016.57
7.4.240.0070.00516.37
7.4.230.0100.00316.34
7.4.220.0040.00816.52
7.4.210.0080.00316.48
7.4.200.0110.00016.37
7.4.190.0060.00616.64
7.4.180.0070.00516.64
7.4.160.0070.00716.53
7.4.150.0100.00516.41
7.4.140.0170.00016.49
7.4.130.0110.00516.29
7.4.120.0040.00416.24
7.4.110.0080.00016.39
7.4.100.0050.00516.37
7.4.90.0060.00616.28
7.4.80.0130.00316.36
7.4.70.0200.00016.25
7.4.60.0030.01016.29
7.4.50.0050.00516.26
7.4.40.0000.01116.43
7.4.30.0080.00316.37
7.4.20.0120.00016.39
7.4.10.0030.00616.40
7.4.00.0060.00316.29

preferences:
30.28 ms | 403 KiB | 5 Q