3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ [ "FirstName" => "Tom", "LastName" => "Jones", "EmployeeID" => "123", "ManagerEmployeeID" => "", "Manager Name" => "", ], [ "FirstName" => "Alice", "LastName" => "Wong", "EmployeeID" => "456", "ManagerEmployeeID" => "123", "Manager Name" => "Tom Jones", ], [ "FirstName" => "Tommy", "LastName" => "J.", "EmployeeID" => "654", "ManagerEmployeeID" => "123", "Manager Name" => "Tom Jones", ], [ "FirstName" => "Billy", "LastName" => "Bob", "EmployeeID" => "777", "ManagerEmployeeID" => "", "Manager Name" => "", ], [ "FirstName" => "Rik", "LastName" => "A.", "EmployeeID" => "622", "ManagerEmployeeID" => "777", "Manager Name" => "Billy Bob", ], [ "FirstName" => "Bob", "LastName" => "Small", "EmployeeID" => "111", "ManagerEmployeeID" => "622", "Manager Name" => "Rik A.", ], [ "FirstName" => "Small", "LastName" => "Jones", "EmployeeID" => "098", "ManagerEmployeeID" => "622", "Manager Name" => "Rik A", ], [ "FirstName" => "Eric", "LastName" => "C.", "EmployeeID" => "222", "ManagerEmployeeID" => "777", "Manager Name" => "Billy Bob", ]]; // print_r($array); function getTreeData($data=[], $parent_key='', $self_key, &$new_array=[]) { if(!empty($data)) { foreach($data as $d) { if(empty($new_array)) {} } /*if(!empty($data[$parent_key])) { // $new_array[] }*/ } else { return $data; } } getTreeData($array, "ManagerEmployeeID", "EmployeeID"); // $master_data;

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)
8.3.60.0110.01118.20
8.3.50.0140.00318.19
8.3.40.0060.01218.52
8.3.30.0120.00318.54
8.3.20.0050.00221.69
8.3.10.0000.00823.65
8.3.00.0100.00019.56
8.2.180.0130.00716.48
8.2.170.0070.00722.96
8.2.160.0100.00719.39
8.2.150.0110.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00022.34
8.2.120.0050.00326.35
8.2.110.0050.00522.24
8.2.100.0070.00417.91
8.2.90.0000.00819.08
8.2.80.0080.00019.33
8.2.70.0040.00417.63
8.2.60.0040.00419.66
8.2.50.0000.00818.10
8.2.40.0040.00420.41
8.2.30.0050.00219.30
8.2.20.0000.00717.96
8.2.10.0060.00318.12
8.2.00.0000.00718.06
8.1.280.0090.00625.92
8.1.270.0000.00919.05
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0030.00623.97
8.1.230.0110.00022.11
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0070.00317.35
8.1.190.0080.00017.10
8.1.180.0060.00318.10
8.1.170.0030.00518.49
8.1.160.0050.00318.87
8.1.150.0000.00718.92
8.1.140.0000.00719.57
8.1.130.0070.00018.80
8.1.120.0030.00317.49
8.1.110.0000.00817.40
8.1.100.0040.00417.52
8.1.90.0040.00417.45
8.1.80.0000.00817.35
8.1.70.0000.00717.46
8.1.60.0040.00417.42
8.1.50.0040.00417.53
8.1.40.0030.00617.42
8.1.30.0000.00717.47
8.1.20.0040.00417.63
8.1.10.0080.00017.37
8.1.00.0080.00017.41
8.0.300.0000.00718.77
8.0.290.0000.00816.75
8.0.280.0000.00818.43
8.0.270.0060.00317.21
8.0.260.0030.00317.22
8.0.250.0000.00616.95
8.0.240.0000.00717.03
8.0.230.0070.00316.88
8.0.220.0000.00716.99
8.0.210.0000.00716.98
8.0.200.0000.00817.02
8.0.190.0000.00916.90
8.0.180.0060.00316.88
8.0.170.0040.00416.80
8.0.160.0030.00517.03
8.0.150.0000.00816.96
8.0.140.0030.00316.88
8.0.130.0030.00313.30
8.0.120.0040.00416.82
8.0.110.0000.00716.96
8.0.100.0040.00416.90
8.0.90.0000.00717.01
8.0.80.0030.01316.94
8.0.70.0070.00016.82
8.0.60.0070.00016.94
8.0.50.0040.00416.98
8.0.30.0100.00717.15
8.0.20.0110.00717.40
8.0.10.0040.00417.12
8.0.00.0120.00616.70
7.4.330.0030.00315.55
7.4.320.0030.00316.62
7.4.300.0000.00716.48
7.4.290.0000.00716.63
7.4.280.0070.00016.56
7.4.270.0030.00316.62
7.4.260.0050.00316.54
7.4.250.0000.00716.50
7.4.240.0000.00916.55
7.4.230.0040.00416.25
7.4.220.0180.00316.61
7.4.210.0030.01016.54
7.4.200.0000.00716.50
7.4.160.0150.00216.44
7.4.150.0100.01017.40
7.4.140.0130.00617.86
7.4.130.0120.00916.52
7.4.120.0110.01016.51
7.4.110.0090.01316.61
7.4.100.0230.00016.45
7.4.90.0070.01016.38
7.4.80.0130.00419.39
7.4.70.0090.00916.57
7.4.60.0070.01016.56
7.4.50.0030.01016.60
7.4.40.0090.00616.55
7.4.30.0100.00716.46
7.4.00.0070.00714.88
7.3.330.0030.00313.27
7.3.320.0000.00513.15
7.3.310.0070.00016.35
7.3.300.0070.00016.16
7.3.290.0110.00516.33
7.3.280.0100.00816.27
7.3.270.0130.00717.40
7.3.260.0160.00316.51
7.3.250.0110.00616.41
7.3.240.0100.00816.49
7.3.230.0090.00916.32
7.3.210.0120.00316.48
7.3.200.0100.00716.57
7.3.190.0070.01216.56
7.3.180.0060.00916.67
7.3.170.0120.00616.31
7.3.160.0130.00716.51
7.2.330.0080.01116.42
7.2.320.0130.00316.68
7.2.310.0070.01516.47
7.2.300.0070.01016.77
7.2.290.0090.00616.71
7.2.110.0250.01016.29
7.2.60.0040.00417.08
7.1.200.0070.00715.91
7.1.70.0070.00416.95
7.1.60.0110.00317.29
7.1.50.0130.01734.58
7.1.40.0200.01034.17
7.1.30.0230.01034.38
7.1.20.0100.02734.53
7.1.10.0230.01014.80
7.1.00.0000.01716.39
7.0.200.0000.01616.45
7.0.190.0030.01016.71
7.0.180.0000.01316.28
7.0.170.0030.01016.14
7.0.160.0030.01316.07
7.0.150.0030.01316.02
7.0.140.0000.01716.22
7.0.130.0000.01716.38
7.0.120.0000.01716.34
7.0.110.0030.00716.22
7.0.100.0000.01316.08
7.0.90.0000.01316.20
7.0.80.0100.00316.21
7.0.70.0070.01016.23
7.0.60.0070.00715.94
7.0.50.0000.01316.18
7.0.40.0030.01016.35
7.0.30.0030.01016.47
7.0.20.0070.00716.31
7.0.10.0030.01316.23
7.0.00.0030.01316.23

preferences:
57.31 ms | 400 KiB | 5 Q