3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ ['group' => 'Apple', 'num' => 5, 'price' => 10], ['group' => 'Apple', 'num' => 2, 'price' => 8], ['group' => 'Orange', 'num' => 4, 'price' => 6], ['group' => 'Orange', 'num' => 12, 'price' => 24], ]; $result = []; foreach ($array as $row) { if (!isset($ref[$row['group']])) { $ref[$row['group']] = $row; $result[] =& $ref[$row['group']]; continue; } $ref[$row['group']]['num'] += $row['num']; $ref[$row['group']]['price'] += $row['price']; } var_export($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)
8.5.10.0110.00816.82
8.5.00.0150.00719.94
8.4.160.0120.00923.85
8.4.150.0030.00014.05
8.4.140.0130.00817.81
8.4.130.0170.00417.86
8.4.120.0130.00723.99
8.4.110.0070.00222.41
8.4.100.0060.00518.63
8.4.90.0130.00918.50
8.4.80.0120.00718.45
8.4.70.0110.00817.76
8.4.60.0110.00118.51
8.4.50.0060.00318.80
8.4.40.0060.00917.45
8.4.30.0000.01418.61
8.4.20.0100.01017.84
8.4.10.0030.00519.30
8.3.280.0140.01218.24
8.3.270.0120.00716.54
8.3.260.0130.00716.75
8.3.250.0050.00516.96
8.3.240.0090.00916.98
8.3.230.0110.00916.72
8.3.220.0070.00618.82
8.3.210.0090.01016.48
8.3.200.0030.00616.50
8.3.190.0040.00717.35
8.3.180.0120.00717.20
8.3.170.0130.00320.75
8.3.160.0140.00416.87
8.3.150.0070.01117.31
8.3.140.0000.00817.25
8.3.130.0150.00018.55
8.3.120.0100.01020.85
8.3.110.0060.00320.94
8.3.100.0130.00324.06
8.3.90.0030.01526.77
8.3.80.0030.00618.56
8.3.70.0120.00316.75
8.3.60.0060.01618.43
8.3.50.0090.00616.56
8.3.40.0140.00423.79
8.3.30.0140.00020.29
8.3.20.0040.00424.18
8.3.10.0130.00623.64
8.3.00.0090.00920.68
8.2.290.0110.00820.51
8.2.280.0110.00818.25
8.2.270.0040.01518.82
8.2.260.0100.00720.80
8.2.250.0140.00716.73
8.2.240.0030.00617.19
8.2.230.0120.00422.58
8.2.220.0060.00337.54
8.2.210.0070.01126.77
8.2.200.0060.00316.63
8.2.190.0060.01016.75
8.2.180.0120.00416.63
8.2.170.0110.00422.96
8.2.160.0100.00322.96
8.2.150.0040.00425.66
8.2.140.0090.00922.30
8.2.130.0140.00422.15
8.2.120.0140.00320.71
8.2.110.0080.00021.00
8.2.100.0000.00820.84
8.2.90.0000.00920.73
8.2.80.0130.00621.00
8.2.70.0060.00320.57
8.2.60.0040.00420.66
8.2.50.0040.00420.62
8.2.40.0120.00620.69
8.2.30.0030.01220.39
8.2.20.0040.00420.50
8.2.10.0000.00820.55
8.2.00.0040.00420.41
8.1.330.0110.00721.71
8.1.320.0100.01115.91
8.1.310.0120.00616.70
8.1.300.0090.00617.82
8.1.290.0060.00330.84
8.1.280.0170.00325.92
8.1.270.0040.00423.83
8.1.260.0120.00323.73
8.1.250.0060.00323.91
8.1.240.0060.01020.39
8.1.230.0000.01620.31
8.1.220.0040.01120.67
8.1.210.0100.00020.46
8.1.200.0050.00320.58
8.1.190.0000.00820.42
8.1.180.0040.00420.17
8.1.170.0040.00420.26
8.1.160.0100.00020.32
8.1.150.0070.00320.34
8.1.140.0070.00320.35
8.1.130.0060.00320.47
8.1.120.0070.00320.50
8.1.110.0040.00420.47
8.1.100.0040.00420.45
8.1.90.0000.00920.28
8.1.80.0080.00020.51
8.1.70.0080.00020.37
8.1.60.0080.00020.47
8.1.50.0040.00420.41
8.1.40.0040.00420.51
8.1.30.0040.00420.66
8.1.20.0000.00820.51
8.1.10.0030.00520.38
8.1.00.0030.00520.40

preferences:
40.34 ms | 403 KiB | 5 Q