3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ (object)['key' => 'sample', 'startYear' => '2000', 'endYear' => '2015'], (object)['key' => 'second_sample', 'startYear' => '1985', 'endYear' => '1991'] ]; $result = []; foreach ($array as $object) { ['key' => $key, 'startYear' => $result[$key]['startYear'], 'endYear' => $result[$key]['endYear']] = (array)$object; } var_export($result); echo "\n---\n"; var_export( array_reduce( $array, function($result, $object) { ['key' => $key, 'startYear' => $result[$key]['startYear'], 'endYear' => $result[$key]['endYear']] = (array)$object; return $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)
8.5.20.0140.00519.12
8.5.10.0030.00516.96
8.5.00.0130.00921.74
8.4.170.0120.01320.67
8.4.160.0130.00824.08
8.4.150.0010.00114.05
8.4.140.0150.00517.65
8.4.130.0120.00817.94
8.4.120.0100.00924.09
8.4.110.0110.00818.04
8.4.100.0050.00417.95
8.4.90.0130.00720.54
8.4.80.0090.00520.44
8.4.70.0100.00518.89
8.4.60.0110.01020.64
8.4.50.0110.01018.64
8.4.40.0090.00917.84
8.4.30.0120.00920.45
8.4.20.0040.00419.83
8.4.10.0120.00619.51
8.3.300.0080.01320.87
8.3.290.0070.01420.82
8.3.280.0130.00718.53
8.3.270.0120.00916.86
8.3.260.0090.00116.76
8.3.250.0100.01119.10
8.3.240.0130.00519.02
8.3.230.0020.00716.75
8.3.220.0110.00818.95
8.3.210.0110.00916.58
8.3.200.0040.00416.38
8.3.190.0060.00217.21
8.3.180.0100.01020.88
8.3.170.0000.01517.27
8.3.160.0070.00316.63
8.3.150.0060.01216.56
8.3.140.0000.00916.91
8.3.130.0050.00518.43
8.3.120.0060.00318.81
8.3.110.0040.00420.94
8.3.100.0000.00824.06
8.3.90.0030.00626.77
8.3.80.0000.00916.63
8.3.70.0100.00716.75
8.3.60.0040.01516.63
8.3.50.0170.00318.40
8.3.40.0040.01120.60
8.3.30.0120.00418.80
8.3.20.0050.00324.18
8.3.10.0040.00424.66
8.3.00.0040.00426.16
8.2.300.0130.00922.18
8.2.290.0040.00420.72
8.2.280.0120.00720.07
8.2.270.0070.00718.51
8.2.260.0060.01216.99
8.2.250.0060.00316.95
8.2.240.0060.00317.40
8.2.230.0030.00622.58
8.2.220.0060.00337.54
8.2.210.0110.00726.77
8.2.200.0090.00016.88
8.2.190.0140.00318.29
8.2.180.0120.00625.92
8.2.170.0120.00319.07
8.2.160.0110.00322.96
8.2.150.0080.00025.66
8.2.140.0000.00824.66
8.2.130.0050.00326.16
8.2.120.0040.00421.06
8.2.110.0030.00622.29
8.2.100.0060.00619.70
8.2.90.0060.00317.88
8.2.80.0000.00818.73
8.2.70.0000.01017.63
8.2.60.0080.00018.03
8.2.50.0000.00818.07
8.2.40.0000.00718.22
8.2.30.0000.00819.84
8.2.20.0050.00218.23
8.2.10.0040.00421.10
8.2.00.0070.00019.34
8.1.340.0110.00917.80
8.1.330.0100.01022.25
8.1.320.0080.01021.82
8.1.310.0070.00718.46
8.1.300.0030.00618.18
8.1.290.0060.00318.88
8.1.280.0120.00625.92
8.1.270.0070.00023.99
8.1.260.0090.00026.35
8.1.250.0110.00428.09
8.1.240.0090.00020.77
8.1.230.0100.00317.89
8.1.220.0050.00317.79
8.1.210.0030.00518.77
8.1.200.0030.00617.35
8.1.190.0000.01019.14
8.1.180.0070.00419.04
8.1.170.0030.00618.64
8.1.160.0070.00018.84
8.1.150.0040.00418.71
8.1.140.0000.00718.91
8.1.130.0000.00818.91
8.1.120.0070.00017.43
8.1.110.0040.00417.40
8.1.100.0080.00017.37
8.1.90.0040.00717.38
8.1.80.0070.00017.49
8.1.70.0030.00317.39
8.1.60.0060.00317.64
8.1.50.0030.00617.44
8.1.40.0080.00317.43
8.1.30.0040.00417.63
8.1.20.0040.00417.63
8.1.10.0000.01217.49
8.1.00.0040.00817.57
8.0.300.0040.00418.77
8.0.290.0050.00316.88
8.0.280.0030.00318.46
8.0.270.0030.00318.07
8.0.260.0080.00018.43
8.0.250.0080.00016.91
8.0.240.0020.00516.92
8.0.230.0000.00717.05
8.0.220.0050.00216.96
8.0.210.0070.00016.97
8.0.200.0000.00617.05
8.0.190.0000.00817.04
8.0.180.0070.00316.84
8.0.170.0000.00916.88
8.0.160.0070.00017.06
8.0.150.0000.00816.89
8.0.140.0070.00416.99
8.0.130.0050.00013.36
8.0.120.0090.00016.91
8.0.110.0000.00716.90
8.0.100.0030.00517.01
8.0.90.0030.00516.82
8.0.80.0070.00016.99
8.0.70.0000.00816.96
8.0.60.0040.00416.84
8.0.50.0050.00316.93
8.0.30.0000.00816.87
8.0.20.0040.00416.90
8.0.10.0040.00417.11
8.0.00.0050.00516.97
7.4.330.0040.00315.55
7.4.320.0040.00416.54
7.4.300.0000.00616.60
7.4.290.0030.00416.46
7.4.280.0000.00816.48
7.4.270.0000.00816.45
7.4.260.0000.00513.32
7.4.250.0030.00316.50
7.4.240.0080.00016.67
7.4.230.0030.00516.49
7.4.220.0040.00416.66
7.4.210.0050.00216.68
7.4.200.0020.00516.40
7.4.190.0000.00716.49
7.4.180.0040.00416.63
7.4.160.0070.00016.58
7.4.150.0050.00316.60
7.4.140.0040.00416.55
7.4.130.0030.00316.58
7.4.120.0040.00416.28
7.4.110.0040.00416.32
7.4.100.0060.00316.41
7.4.90.0040.00416.22
7.4.80.0050.00216.57
7.4.70.0080.00016.66
7.4.60.0000.00716.55
7.4.50.0070.00016.48
7.4.40.0050.00316.43
7.4.30.0070.00016.45
7.4.20.0030.00316.53
7.4.10.0000.00816.44
7.4.00.0070.00016.43
7.3.330.0040.00416.47
7.3.320.0030.00313.50
7.3.310.0080.00016.43
7.3.300.0000.00816.33
7.3.290.0000.00716.43
7.3.280.0070.00016.41
7.3.270.0000.00716.47
7.3.260.0070.00016.30
7.3.250.0000.00716.41
7.3.240.0000.00816.41
7.3.230.0000.00716.43
7.3.220.0040.00416.36
7.3.210.0040.00416.30
7.3.200.0000.00716.33
7.3.190.0000.00716.37
7.3.180.0040.00416.34
7.3.170.0050.00216.38
7.3.160.0040.00416.38
7.3.150.0000.00716.37
7.3.140.0000.00816.21
7.3.130.0020.00516.20
7.3.120.0000.00616.25
7.3.110.0050.00316.31
7.3.100.0000.00716.30
7.3.90.0030.00316.51
7.3.80.0040.00416.43
7.3.70.0080.00016.30
7.3.60.0040.00416.51
7.3.50.0060.00316.53
7.3.40.0060.00316.29
7.3.30.0040.00416.42
7.3.20.0110.00416.50
7.3.10.0050.00316.43
7.3.00.0000.00716.44

preferences:
315.45 ms | 403 KiB | 5 Q