3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public function getData() { return [ 1 => [ 'fooa1' => 'bara1', 'fooa2' => 'bara2', 'fooa3' => 'bara3', 'parent' => 0 ], 2 => [ 'food1' => 'bard1', 'food2' => 'bard2', 'food3' => 'bard3', 'parent' => 1 ], 3 => [ 'fooc1' => 'barc1', 'fooc2' => 'barc2', 'fooc3' => 'barc3', 'parent' => 1 ] ]; } public function getDataPattern() { return [ 'a' => [ 'fooa1' => 'bara1', 'fooa2' => 'bara2', 'fooa3' => 'bara3', 'children' => [ 'd' => [ 'food1' => 'bard1', 'food2' => 'bard2', 'food3' => 'bard3', 'parent' => 'a' ], ] ], 'b' => [ 'foob1' => 'barb1', 'foob2' => 'barb2', 'foob3' => 'barb3', 'children' => [ 'c' => [ 'fooc1' => 'barc1', 'fooc2' => 'barc2', 'fooc3' => 'barc3', 'parent' => 'b', 'children' => [ 'e' => [ 'fooe1' => 'bare1', 'fooe2' => 'bare2', 'fooe3' => 'bare3', 'parent' => 'c' ], ] ], ] ], ]; } public function transformArrayToPattern(){ $data = $this->getData(); $nodes = []; foreach($data as $node_name => $node_data){ if(!isset($nodes[$node_data['parent']])) $nodes[$node_data['parent']] = []; $nodes[$node_data['parent']][] = $node_name; } //print_r($nodes); $result = []; foreach($nodes['0'] as $node_name){ $result[$node_name] = $this->dfs($node_name,$nodes,$data); unset($result[$node_name]['parent']); // to unset parent 0 } return $result; } private function dfs($node_name,$nodes,$data){ if(!isset($nodes[$node_name])){ return $data[$node_name]; } $children = []; foreach($nodes[$node_name] as $kid_name){ $children[$kid_name] = $this->dfs($kid_name,$nodes,$data); } return array_merge($data[$node_name],['children' => $children]); } } $o = new Foo(); print_r($o->transformArrayToPattern());

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)
8.5.30.0120.00717.61
8.5.20.0090.00919.64
8.5.10.0120.00618.68
8.5.00.0120.01019.98
8.4.180.0140.00722.18
8.4.170.0130.00824.04
8.4.160.0100.01323.79
8.4.150.0100.00316.88
8.4.140.0150.00717.83
8.4.130.0120.00817.73
8.4.120.0080.01222.53
8.4.110.0120.00920.63
8.4.100.0110.01117.72
8.4.90.0030.00617.96
8.4.80.0120.00718.02
8.4.70.0080.00817.70
8.4.60.0110.01018.77
8.4.50.0070.00317.76
8.4.40.0040.00417.86
8.4.30.0090.00018.87
8.4.20.0040.00417.98
8.4.10.0100.01017.68
8.3.300.0120.00820.72
8.3.290.0090.01020.84
8.3.280.0140.00620.20
8.3.270.0140.00816.25
8.3.260.0150.00616.72
8.3.250.0080.01118.92
8.3.240.0080.01116.44
8.3.230.0080.01116.82
8.3.220.0040.00317.05
8.3.210.0100.01116.76
8.3.200.0080.00516.65
8.3.190.0130.00818.93
8.3.180.0090.00618.64
8.3.170.0000.01817.05
8.3.160.0140.00416.72
8.3.150.0180.00020.88
8.3.140.0070.01116.85
8.3.130.0150.00018.49
8.3.120.0080.01119.10
8.3.110.0000.00920.94
8.3.100.0030.00616.63
8.3.90.0050.00326.77
8.3.80.0070.00319.36
8.3.70.0000.01818.68
8.3.60.0110.01118.55
8.3.50.0090.00823.67
8.3.40.0090.00618.85
8.3.30.0070.00718.84
8.3.20.0040.00421.76
8.3.10.0000.00820.16
8.3.00.0040.00421.91
8.2.300.0130.01218.89
8.2.290.0060.00318.92
8.2.280.0100.00818.32
8.2.270.0070.00716.66
8.2.260.0100.00718.93
8.2.250.0030.00617.02
8.2.240.0110.00416.99
8.2.230.0040.00422.58
8.2.220.0030.00524.06
8.2.210.0000.01526.77
8.2.200.0090.00318.88
8.2.190.0030.01316.63
8.2.180.0100.01018.13
8.2.170.0100.00322.96
8.2.160.0180.00322.13
8.2.150.0050.00324.18
8.2.140.0050.00224.66
8.2.130.0050.00326.16
8.2.120.0040.00419.48
8.2.110.0060.00320.35
8.2.100.0110.00017.91
8.2.90.0000.00818.05
8.2.80.0050.00717.97
8.2.70.0060.00317.75
8.2.60.0080.00018.05
8.2.50.0000.00818.07
8.2.40.0090.00019.79
8.2.30.0000.00818.05
8.2.20.0040.00418.29
8.2.10.0000.00819.23
8.2.00.0070.00019.26
8.1.340.0140.00519.89
8.1.330.0130.00716.13
8.1.320.0100.01016.18
8.1.310.0090.00916.71
8.1.300.0080.00016.22
8.1.290.0040.00430.84
8.1.280.0090.00625.92
8.1.270.0000.00822.19
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0030.00623.92
8.1.230.0120.00019.17
8.1.220.0080.00017.74
8.1.210.0030.00618.77
8.1.200.0060.00317.23
8.1.190.0000.00817.23
8.1.180.0040.00418.10
8.1.170.0000.00818.59
8.1.160.0040.00418.84
8.1.150.0000.00818.89
8.1.140.0040.00420.68
8.1.130.0080.00017.41
8.1.120.0040.00417.50
8.1.110.0040.00417.51
8.1.100.0050.00217.50
8.1.90.0030.00717.48
8.1.80.0000.00817.47
8.1.70.0000.00717.46
8.1.60.0040.00417.58
8.1.50.0000.00817.42
8.1.40.0000.00817.57
8.1.30.0000.00817.74
8.1.20.0060.00317.69
8.1.10.0040.00417.54
8.1.00.0000.00817.37
8.0.300.0000.00719.81
8.0.290.0070.00316.63
8.0.280.0000.00718.52
8.0.270.0030.00517.97
8.0.260.0000.00716.85
8.0.250.0030.00316.87
8.0.240.0000.00717.00
8.0.230.0070.00016.97
8.0.220.0070.00016.97
8.0.210.0040.00416.87
8.0.200.0000.00716.98
8.0.190.0040.00417.02
8.0.180.0000.00817.00
8.0.170.0030.00616.83
8.0.160.0040.00416.95
8.0.150.0000.00716.71
8.0.140.0070.00016.91
8.0.130.0060.00013.39
8.0.120.0000.00916.79
8.0.110.0030.00516.95
8.0.100.0000.00716.76
8.0.90.0060.00316.72
8.0.80.0050.00916.93
8.0.70.0040.00416.77
8.0.60.0040.00416.96
8.0.50.0040.00416.77
8.0.30.0030.01317.29
8.0.20.0090.01216.91
8.0.10.0000.00717.17
8.0.00.0070.01016.80
7.4.330.0020.00315.55
7.4.320.0070.00016.66
7.4.300.0000.00716.55
7.4.290.0000.00716.54
7.4.280.0000.00816.66
7.4.270.0090.00016.50
7.4.260.0000.00613.36
7.4.250.0020.00516.66
7.4.240.0030.00516.57
7.4.230.0040.00416.58
7.4.220.0020.00516.60
7.4.210.0090.00716.57
7.4.200.0070.00016.55
7.4.130.0170.01016.50
7.4.120.0130.00716.41
7.4.110.0100.01316.61
7.4.100.0100.00616.50
7.4.90.0100.00716.43
7.4.80.0100.00719.39
7.4.70.0080.00816.57
7.4.60.0100.00716.61
7.4.50.0080.00416.32
7.4.40.0070.01016.63
7.4.20.0090.01016.33
7.4.10.0080.00916.50
7.4.00.0110.01116.43
7.3.330.0000.00716.42
7.3.320.0050.00013.26
7.3.310.0050.00216.38
7.3.300.0040.00416.40
7.3.290.0070.00916.42
7.3.260.0060.01116.72
7.3.240.0100.00816.44
7.3.230.0170.00716.46
7.3.210.0100.00716.38
7.3.200.0090.00916.65
7.3.190.0060.01016.45
7.3.180.0100.00616.63
7.3.170.0110.00516.45
7.3.160.0090.00616.38
7.3.130.0100.00916.47
7.3.120.0060.01516.47
7.3.110.0070.01116.42
7.3.100.0090.01116.42
7.3.90.0120.00716.29
7.3.80.0070.01316.50
7.3.70.0050.01416.42
7.3.60.0100.00816.36
7.3.50.0120.00716.40
7.3.40.0070.01116.42
7.3.30.0090.00716.35
7.3.20.0150.00216.43
7.3.10.0140.00616.50
7.3.00.0120.00716.50
7.2.330.0140.00316.60
7.2.320.0100.00716.77
7.2.310.0090.00916.54
7.2.300.0120.00916.86
7.2.290.0100.00616.45
7.2.260.0070.01416.74
7.2.250.0090.01016.44
7.2.240.0090.00916.73
7.2.230.0080.01116.68
7.2.220.0080.01316.50
7.2.210.0110.00816.59
7.2.200.0100.01216.62
7.2.190.0100.01216.49
7.2.180.0130.00416.46
7.2.170.0060.01216.59
7.2.160.0090.00816.57
7.2.150.0110.00916.49
7.2.140.0100.01116.70
7.2.130.0100.01016.71
7.2.120.0070.01116.62
7.2.110.0060.01316.63
7.2.100.0090.01016.58
7.2.90.0090.00716.70
7.2.80.0090.01316.70
7.2.70.0130.01016.63
7.2.60.0100.01016.63
7.2.50.0040.01416.67
7.2.40.0140.00716.63
7.2.30.0120.00816.64
7.2.20.0040.01416.51
7.2.10.0090.01116.59
7.2.00.0080.01216.69

preferences:
44.48 ms | 1637 KiB | 5 Q