3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A1 { public function rows() { $a = array(); $a[] = array('parent_id' => 10, 'category_id' => 13, 'name' => 'id13', 'sort_order' => 7); $a[] = array('parent_id' => 8, 'category_id' => 12, 'name' => 'id12', 'sort_order' => 6); $a[] = array('parent_id' => 7, 'category_id' => 11, 'name' => 'id11', 'sort_order' => 5); $a[] = array('parent_id' => 7, 'category_id' => 10, 'name' => 'id10', 'sort_order' => 4); $a[] = array('parent_id' => 0, 'category_id' => 9, 'name' => 'id9', 'sort_order' => 3); $a[] = array('parent_id' => 0, 'category_id' => 8, 'name' => 'id8', 'sort_order' => 2); $a[] = array('parent_id' => 0, 'category_id' => 7, 'name' => 'id7', 'sort_order' => 1); return $a; } } $query = new A1; $categoryArray = array(); foreach($query->rows() as $row) { if(isset($categoryArray[$row['category_id']])) { $categoryArray[$row['parent_id']][$row['category_id']]['name'] = $row['name']; $categoryArray[$row['parent_id']][$row['category_id']]['elements'] = $categoryArray[$row['category_id']]; unset($categoryArray[$row['category_id']]); } else { $categoryArray[$row['parent_id']][$row['category_id']]['name'] = $row['name']; } } ksort($categoryArray[0]); //echo "first stage \n"; //print_r($categoryArray); // second stage echo "\n\n"; getCategory($categoryArray[0]); function getCategory($array){ foreach($array as $key => $row){ if(isset($row['elements'])) { echo('<li>'.$row['name'].'<ul>'); getCategory(ksort($row['elements'])); echo('</ul></li>'); } else { echo('<li>'.$row['name'].'</li>'); } } }

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)
8.3.60.0040.01218.56
8.3.50.0050.01021.14
8.3.40.0120.00318.79
8.3.30.0070.00720.29
8.3.20.0060.00320.39
8.3.10.0080.00022.09
8.3.00.0000.00822.45
8.2.180.0110.00717.00
8.2.170.0040.01122.96
8.2.160.0090.00622.03
8.2.150.0040.00424.18
8.2.140.0030.00624.66
8.2.130.0040.00426.16
8.2.120.0040.00420.81
8.2.110.0070.00422.26
8.2.100.0040.00818.03
8.2.90.0080.00019.40
8.2.80.0080.00019.28
8.2.70.0060.00317.38
8.2.60.0040.00417.93
8.2.50.0040.00418.07
8.2.40.0060.00319.89
8.2.30.0040.00419.36
8.2.20.0000.00717.77
8.2.10.0050.00217.79
8.2.00.0040.00417.77
8.1.280.0070.00725.92
8.1.270.0000.00723.99
8.1.260.0070.00026.35
8.1.250.0000.00828.09
8.1.240.0060.00323.96
8.1.230.0110.00019.01
8.1.220.0070.00017.79
8.1.210.0040.00418.77
8.1.200.0060.00317.25
8.1.190.0030.00617.43
8.1.180.0030.00618.99
8.1.170.0050.00518.59
8.1.160.0030.00518.95
8.1.150.0050.00318.72
8.1.140.0070.00017.42
8.1.130.0070.00017.79
8.1.120.0040.00417.51
8.1.110.0000.00817.39
8.1.100.0040.00417.42
8.1.90.0040.00417.38
8.1.80.0000.00717.47
8.1.70.0030.00617.42
8.1.60.0030.00617.63
8.1.50.0050.00317.56
8.1.40.0030.00617.55
8.1.30.0050.00317.53
8.1.20.0060.00317.70
8.1.10.0000.00817.61
8.1.00.0040.00417.61
8.0.300.0060.00318.77
8.0.290.0040.00417.05
8.0.280.0000.00718.54
8.0.270.0070.00017.30
8.0.260.0070.00016.93
8.0.250.0080.00017.03
8.0.240.0080.00016.94
8.0.230.0040.00417.05
8.0.220.0000.00716.94
8.0.210.0000.00717.05
8.0.200.0030.00317.05
8.0.190.0060.00317.07
8.0.180.0030.00516.96
8.0.170.0050.00317.01
8.0.160.0000.00716.88
8.0.150.0000.00717.00
8.0.140.0080.00017.02
8.0.130.0060.00013.47
8.0.120.0070.00016.96
8.0.110.0040.00416.91
8.0.100.0070.00016.78
8.0.90.0000.00816.88
8.0.80.0070.01116.93
8.0.70.0000.00716.92
8.0.60.0000.00716.98
8.0.50.0000.00716.95
8.0.30.0080.01017.22
8.0.20.0090.01017.40
8.0.10.0070.00017.12
8.0.00.0060.01216.86
7.4.330.0000.00515.00
7.4.320.0030.00316.45
7.4.300.0000.00616.60
7.4.290.0000.00716.46
7.4.280.0000.00816.64
7.4.270.0030.00316.57
7.4.260.0000.00513.44
7.4.250.0080.00016.61
7.4.240.0030.00316.50
7.4.230.0030.00416.65
7.4.220.0120.00616.64
7.4.210.0070.00916.52
7.4.200.0040.00416.68
7.4.190.0070.00016.80
7.4.160.0070.01016.55
7.4.150.0100.00717.40
7.4.140.0130.00417.86
7.4.130.0210.01716.52
7.4.120.0090.00816.61
7.4.110.0110.00716.75
7.4.100.0050.01116.47
7.4.90.0160.00016.42
7.4.80.0070.01119.39
7.4.70.0100.00716.54
7.4.60.0120.00616.67
7.4.50.0030.00616.47
7.4.40.0110.00622.77
7.4.30.0090.00916.67
7.4.10.0040.01616.39
7.4.00.0030.01415.63
7.3.330.0000.00713.27
7.3.320.0060.00013.31
7.3.310.0030.00316.43
7.3.300.0070.00016.49
7.3.290.0070.00716.41
7.3.280.0070.01116.45
7.3.270.0040.01317.40
7.3.260.0110.00716.62
7.3.250.0130.00716.49
7.3.240.0170.00416.68
7.3.230.0130.00416.61
7.3.210.0120.00316.50
7.3.200.0110.00619.39
7.3.190.0110.00716.59
7.3.180.0130.00516.68
7.3.170.0050.01116.58
7.3.160.0180.00516.46
7.3.130.0040.01816.44
7.3.120.0050.01015.65
7.3.110.0090.00415.64
7.3.100.0030.01015.75
7.3.90.0050.01015.54
7.3.80.0060.00715.67
7.3.70.0030.01115.63
7.3.60.0020.01515.45
7.3.50.0030.00815.75
7.3.40.0080.00815.66
7.3.30.0040.00815.78
7.3.20.0070.00717.37
7.3.10.0040.01117.38
7.3.00.0060.00817.37
7.2.330.0090.00916.82
7.2.320.0090.00916.50
7.2.310.0150.00516.70
7.2.300.0060.01416.73
7.2.290.0040.02216.75
7.2.260.0150.00616.61
7.2.250.0080.01016.54
7.2.240.0090.00815.92
7.2.230.0070.00515.98
7.2.220.0060.00515.88
7.2.210.0030.00715.96
7.2.200.0030.01315.82
7.2.190.0090.00715.91
7.2.180.0080.00715.94
7.2.170.0070.01015.89
7.2.160.0060.01015.86
7.2.150.0000.01717.76
7.2.140.0060.00817.69
7.2.130.0070.00617.51
7.2.120.0050.01017.68
7.2.110.0030.01117.79
7.2.100.0070.00917.72
7.2.90.0080.00717.63
7.2.80.0030.01317.69
7.2.70.0020.01417.67
7.2.60.0040.01017.46
7.2.50.0030.01217.65
7.2.40.0030.01217.83
7.2.30.0060.00817.68
7.2.20.0080.00817.77
7.2.10.0060.01017.70
7.2.00.0080.00818.29
7.1.330.0070.00816.67
7.1.320.0050.00916.53
7.1.310.0100.00316.63
7.1.300.0070.01216.65
7.1.290.0050.00816.64
7.1.280.0060.01016.41
7.1.270.0100.00716.62
7.1.260.0030.01216.64
7.1.250.0060.00816.55
7.1.240.0060.00917.45
7.1.230.0090.00317.31
7.1.220.0000.01317.45
7.1.210.0060.00917.21
7.1.200.0020.01016.58
7.1.190.0070.01117.44
7.1.180.0140.00317.25
7.1.170.0140.00017.37
7.1.160.0150.00017.29
7.1.150.0030.00717.22
7.1.140.0060.00917.25
7.1.130.0090.00617.46
7.1.120.0040.01217.38
7.1.110.0100.00717.25
7.1.100.0020.01317.75
7.1.90.0070.01017.37
7.1.80.0070.01117.43
7.1.70.0070.00417.35
7.1.60.0050.01018.34
7.1.50.0090.01117.23
7.1.40.0060.01117.58
7.1.30.0100.00717.35
7.1.20.0000.01717.06
7.1.10.0000.00917.34
7.1.00.0080.03219.96
7.0.330.0080.00817.07
7.0.320.0070.00716.99
7.0.310.0120.00417.07
7.0.300.0060.00617.05
7.0.290.0030.01016.93
7.0.280.0040.01116.96
7.0.270.0070.00716.96
7.0.260.0060.01216.94
7.0.250.0000.01117.20
7.0.240.0030.01217.02
7.0.230.0040.01517.09
7.0.220.0090.00616.97
7.0.210.0060.00616.90
7.0.200.0190.00515.84
7.0.190.0070.00317.05
7.0.180.0060.01217.17
7.0.170.0070.01117.04
7.0.160.0100.00716.81
7.0.150.0060.00916.92
7.0.140.0020.04419.54
7.0.130.0000.00917.11
7.0.120.0100.00317.09
7.0.110.0060.01016.98
7.0.100.0150.04318.62
7.0.90.0100.04518.42
7.0.80.0070.03818.54
7.0.70.0140.03218.57
7.0.60.0220.03818.51
7.0.50.0100.04318.68
7.0.40.0100.02517.53
7.0.30.0070.04317.45
7.0.20.0100.04517.49
7.0.10.0120.03617.48
7.0.00.0030.04617.46
5.6.400.0000.01216.06
5.6.390.0130.00315.63
5.6.380.0030.01216.08
5.6.370.0070.01116.31
5.6.360.0030.01316.05
5.6.350.0040.01116.18
5.6.340.0110.00615.85
5.6.330.0040.01215.98
5.6.320.0030.00916.36
5.6.310.0100.00616.28
5.6.300.0070.01016.13
5.6.290.0030.01015.84
5.6.280.0030.04218.43
5.6.270.0130.00316.02
5.6.260.0030.01416.14
5.6.250.0080.04718.10
5.6.240.0070.04418.28
5.6.230.0070.04218.47
5.6.220.0100.04218.29
5.6.210.0140.04018.20
5.6.200.0060.04618.45
5.6.190.0060.04718.50
5.6.180.0020.05218.52
5.6.170.0080.03718.56
5.6.160.0120.02318.56
5.6.150.0070.04318.45
5.6.140.0080.02818.53
5.6.130.0110.04718.47
5.6.120.0050.05018.38
5.6.110.0070.04418.42
5.6.100.0070.04718.51
5.6.90.0090.04418.45
5.6.80.0060.04318.21
5.6.70.0090.04118.22
5.6.60.0120.04118.28
5.6.50.0070.03718.12
5.6.40.0140.03318.25
5.6.30.0160.03318.22
5.6.20.0080.04218.25
5.6.10.0090.04218.32
5.6.00.0070.03718.16
5.5.380.0050.04418.23
5.5.370.0060.04618.23
5.5.360.0060.02918.03
5.5.350.0060.04318.20
5.5.340.0130.04018.38
5.5.330.0120.03518.32
5.5.320.0090.04418.45
5.5.310.0020.03318.47
5.5.300.0030.04318.40
5.5.290.0070.04718.49
5.5.280.0080.04718.38
5.5.270.0100.04818.42
5.5.260.0090.04718.41
5.5.250.0110.04218.36
5.5.240.0100.04018.07
5.5.230.0080.03518.02
5.5.220.0030.05017.97
5.5.210.0040.04818.02
5.5.200.0100.04217.98
5.5.190.0100.04217.98
5.5.180.0070.03818.06
5.5.170.0120.00615.89
5.5.160.0080.03818.06
5.5.150.0080.03517.94
5.5.140.0070.03518.14
5.5.130.0080.03318.01
5.5.120.0100.02818.06
5.5.110.0090.04418.08
5.5.100.0030.04118.00
5.5.90.0040.02518.01
5.5.80.0080.04218.05
5.5.70.0080.04217.98
5.5.60.0050.02918.01
5.5.50.0120.04417.97
5.5.40.0070.04218.02
5.5.30.0070.03918.05
5.5.20.0020.03617.96
5.5.10.0070.04418.02
5.5.00.0100.04318.01
5.4.450.0030.04016.19
5.4.440.0090.04316.15
5.4.430.0110.03816.05
5.4.420.0080.04315.94
5.4.410.0050.03316.06
5.4.400.0050.04015.81
5.4.390.0030.05215.75
5.4.380.0090.01816.01
5.4.370.0090.04115.93
5.4.360.0070.04215.74
5.4.350.0090.03816.03
5.4.340.0090.03515.95
5.4.330.0060.00712.53
5.4.320.0030.04416.00
5.4.310.0030.04115.84
5.4.300.0050.03815.92
5.4.290.0060.04115.84
5.4.280.0050.04415.88
5.4.270.0090.02215.88
5.4.260.0010.04415.87
5.4.250.0050.03915.88
5.4.240.0060.04015.88
5.4.230.0020.02515.88
5.4.220.0110.03315.82
5.4.210.0050.03715.77
5.4.200.0030.02915.83
5.4.190.0070.03815.96
5.4.180.0060.03815.82
5.4.170.0100.03815.96
5.4.160.0060.03516.00
5.4.150.0030.04515.80
5.4.140.0020.03714.78
5.4.130.0050.03914.49
5.4.120.0100.03614.61
5.4.110.0070.04714.50
5.4.100.0020.03714.63
5.4.90.0080.03014.55
5.4.80.0100.04014.61
5.4.70.0090.02014.50
5.4.60.0050.03414.47
5.4.50.0070.02414.61
5.4.40.0050.03514.54
5.4.30.0050.04314.49
5.4.20.0030.04214.48
5.4.10.0050.04414.53
5.4.00.0080.02114.16
5.3.290.0120.02013.93
5.3.280.0030.03313.85
5.3.270.0080.03513.88
5.3.260.0030.03113.96
5.3.250.0070.04013.87
5.3.240.0030.03513.84
5.3.230.0110.03013.97
5.3.220.0050.02713.76
5.3.210.0060.03813.84
5.3.200.0050.04413.82
5.3.190.0060.03813.88
5.3.180.0120.02313.92
5.3.170.0070.03513.96
5.3.160.0060.01814.00
5.3.150.0070.02713.89
5.3.140.0050.04313.91
5.3.130.0050.04913.85
5.3.120.0020.03613.80
5.3.110.0060.03813.89
5.3.100.0000.04413.62
5.3.90.0070.03213.63
5.3.80.0070.02713.53
5.3.70.0110.03813.58
5.3.60.0050.03713.51
5.3.50.0050.02713.47
5.3.40.0070.03713.66
5.3.30.0050.03213.65
5.3.20.0030.04113.28
5.3.10.0070.03213.28
5.3.00.0050.04113.32
5.2.170.0100.05311.09
5.2.160.0100.04711.07
5.2.150.0070.06011.30
5.2.140.0030.03711.29
5.2.130.0000.06710.98
5.2.120.0100.06011.21
5.2.110.0030.05011.18
5.2.100.0100.03311.13
5.2.90.0100.05711.21
5.2.80.0070.06011.17
5.2.70.0100.03311.23
5.2.60.0030.06711.17
5.2.50.0030.03311.16
5.2.40.0100.05711.08
5.2.30.0030.05711.04
5.2.20.0070.06011.01
5.2.10.0100.05710.79
5.2.00.0070.04010.60
5.1.60.0000.05310.09
5.1.50.0000.05310.01
5.1.40.0070.0539.98
5.1.30.0000.06310.45
5.1.20.0070.03010.51
5.1.10.0000.06010.19
5.1.00.0000.03710.09
5.0.50.0100.0278.64
5.0.40.0000.0338.51
5.0.30.0000.0438.51
5.0.20.0100.0338.51
5.0.10.0100.0338.51
5.0.00.0070.0378.51
4.4.90.0030.0208.51
4.4.80.0030.0308.51
4.4.70.0030.0338.51
4.4.60.0070.0338.51
4.4.50.0030.0178.51
4.4.40.0000.0338.51
4.4.30.0000.0238.51
4.4.20.0030.0378.51
4.4.10.0000.0208.51
4.4.00.0100.0478.51
4.3.110.0030.0178.51
4.3.100.0030.0338.51
4.3.90.0000.0378.51
4.3.80.0070.0538.51
4.3.70.0000.0338.51
4.3.60.0070.0238.51
4.3.50.0000.0208.51
4.3.40.0030.0478.51
4.3.30.0000.0378.51
4.3.20.0000.0278.51
4.3.10.0000.0378.51
4.3.00.0000.0308.51

preferences:
46.08 ms | 401 KiB | 5 Q