3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ ['parent 1', '10000', '20000'], ['parent 1', '15000', '21000'], ['parent 2', '13000', '22000'], ['parent 2', '11000', '5000'], ]; $output = []; foreach ($array as $key => $value) { $output[$value[0]][] = array($value[1],$value[2]); } print_r($output); ?>

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)
8.4.130.0120.00419.45
8.4.120.0130.00720.52
8.4.110.0070.00122.65
8.4.100.0110.01017.78
8.4.90.0130.00720.58
8.4.80.0130.00518.79
8.4.70.0060.00318.99
8.4.60.0120.00920.60
8.4.50.0090.01118.48
8.4.40.0090.00922.20
8.4.30.0030.00617.34
8.4.20.0080.00018.91
8.4.10.0070.00717.79
8.3.260.0100.00716.69
8.3.250.0090.00918.95
8.3.240.0110.00817.37
8.3.230.0100.00916.62
8.3.220.0060.00218.96
8.3.210.0110.00818.62
8.3.200.0040.00416.71
8.3.190.0040.00419.00
8.3.180.0070.00918.95
8.3.170.0060.01317.28
8.3.160.0130.00616.54
8.3.150.0060.01216.70
8.3.140.0040.00419.15
8.3.130.0060.00318.35
8.3.120.0000.00920.66
8.3.110.0030.00620.94
8.3.100.0080.00016.84
8.3.90.0080.00026.77
8.3.80.0060.00318.55
8.3.70.0090.00916.50
8.3.60.0090.01218.27
8.3.50.0140.00020.07
8.3.40.0060.00918.55
8.3.30.0040.01118.66
8.3.20.0050.00220.94
8.3.10.0040.00421.77
8.3.00.0040.01421.73
8.2.290.0130.00520.80
8.2.280.0110.00920.07
8.2.270.0110.00716.37
8.2.260.0080.00017.12
8.2.250.0060.00918.27
8.2.240.0070.01119.04
8.2.230.0080.00022.58
8.2.220.0070.01024.06
8.2.210.0040.00426.77
8.2.200.0060.00316.63
8.2.190.0090.00616.63
8.2.180.0090.00918.11
8.2.170.0090.00622.96
8.2.160.0040.01819.25
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0050.00318.09
8.2.120.0070.00026.35
8.2.110.0050.00522.20
8.2.100.0070.00417.84
8.2.90.0050.00317.94
8.2.80.0040.00419.14
8.2.70.0030.00618.16
8.2.60.0000.00818.22
8.2.50.0040.00418.10
8.2.40.0040.00419.47
8.2.30.0000.00820.69
8.2.20.0040.00418.22
8.2.10.0030.00519.42
8.2.00.0000.00818.24
8.1.330.0100.00921.98
8.1.320.0050.01318.02
8.1.310.0110.00716.87
8.1.300.0060.01319.67
8.1.290.0090.00030.84
8.1.280.0170.00325.92
8.1.270.0040.00422.19
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0040.00420.79
8.1.230.0070.00421.10
8.1.220.0050.00317.74
8.1.210.0060.00318.77
8.1.200.0000.00917.23
8.1.190.0000.00817.22
8.1.180.0000.00818.10
8.1.170.0090.00018.61
8.1.160.0000.00718.82
8.1.150.0040.00418.90
8.1.140.0000.00818.93
8.1.130.0000.00717.54
8.1.120.0040.00417.46
8.1.110.0050.00217.48
8.1.100.0040.00417.43
8.1.90.0040.00717.46
8.1.80.0000.00817.33
8.1.70.0040.00417.38
8.1.60.0040.00417.59
8.1.50.0040.00417.37
8.1.40.0060.00317.48
8.1.30.0040.00417.58
8.1.20.0080.00017.49
8.1.10.0000.00817.60
8.1.00.0050.00217.50
8.0.300.0040.00420.13
8.0.290.0100.00316.63
8.0.280.0000.00718.38
8.0.270.0080.00016.68
8.0.260.0070.00018.61
8.0.250.0070.00016.95
8.0.240.0030.00316.84
8.0.230.0030.00316.84
8.0.220.0040.00416.87
8.0.210.0030.00316.92
8.0.200.0020.00517.03
8.0.190.0040.00416.92
8.0.180.0040.00416.93
8.0.170.0030.00516.91
8.0.160.0000.00716.98
8.0.150.0050.00316.82
8.0.140.0050.00316.84
8.0.130.0030.00313.29
8.0.120.0090.00016.82
8.0.110.0040.00416.90
8.0.100.0030.00316.79
8.0.90.0040.00416.74
8.0.80.0060.01216.96
8.0.70.0070.00016.79
8.0.60.0040.00416.95
8.0.50.0040.00416.89
8.0.30.0160.00017.13
8.0.20.0110.00916.99
8.0.10.0040.00416.82
8.0.00.0110.01016.81
7.4.330.0020.00216.77
7.4.320.0030.00316.51
7.4.300.0060.00016.54
7.4.290.0030.00516.62
7.4.280.0040.00416.63
7.4.270.0000.00716.53
7.4.260.0030.00316.57
7.4.250.0070.00016.46
7.4.240.0030.00316.66
7.4.230.0070.00016.61
7.4.220.0060.00316.61
7.4.210.0090.00816.51
7.4.200.0030.00316.61
7.4.160.0120.00716.49
7.4.140.0070.01317.86
7.4.130.0130.00316.64
7.4.120.0140.00316.55
7.4.110.0030.01416.36
7.4.100.0120.01516.39
7.4.90.0140.00416.69
7.4.80.0100.00719.39
7.4.70.0140.00416.43
7.4.60.0070.01016.48
7.4.50.0030.01316.43
7.4.40.0100.01016.66
7.4.00.0110.00615.08
7.3.330.0030.00313.27
7.3.320.0060.00013.25
7.3.310.0000.00716.43
7.3.300.0030.00316.30
7.3.290.0000.00616.24
7.3.280.0100.00716.30
7.3.260.0130.00816.35
7.3.240.0110.00816.38
7.3.230.0110.00716.43
7.3.210.0070.01716.50
7.3.200.0120.00416.66
7.3.190.0060.01016.54
7.3.180.0080.00816.61
7.3.170.0130.01416.59
7.3.160.0060.01516.33
7.3.40.0070.01414.64
7.3.30.0050.00514.83
7.3.20.0100.00316.74
7.3.10.0110.01016.73
7.3.00.0110.00616.45
7.2.330.0130.00316.68
7.2.320.0070.01416.66
7.2.310.0100.00716.69
7.2.300.0140.00316.61
7.2.290.0030.01316.69
7.2.170.0060.01614.73
7.2.160.0100.00314.95
7.2.150.0140.00716.87
7.2.140.0140.00716.80
7.2.130.0040.00816.95
7.2.120.0090.00316.72
7.2.110.0030.01016.77
7.2.100.0110.00416.66
7.2.90.0090.00616.63
7.2.80.0000.01516.86
7.2.70.0070.00716.89
7.2.60.0070.00716.63
7.2.50.0090.00616.95
7.2.40.0090.00316.75
7.2.30.0130.00916.91
7.2.20.0130.00816.96
7.2.10.0000.01417.01
7.2.00.0070.00716.69
7.1.280.0000.01215.68
7.1.270.0090.00315.50
7.1.260.0070.00415.57
7.1.250.0100.00015.61

preferences:
28.99 ms | 403 KiB | 5 Q