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'] = $row['name']; } } //echo "first stage \n"; //print_r($categoryArray); // second stage echo "\n\n"; getCategory($categoryArray[0]); function getCategory($array){ ksort($array); foreach($array as $key => $row){ if(isset($row['elements'])) { echo('<li>'.$row['name'].'<ul>'); getCategory($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)
8.3.60.0090.00618.30
8.3.50.0100.01121.14
8.3.40.0070.01418.79
8.3.30.0140.00720.34
8.3.20.0140.00020.34
8.3.10.0140.00422.08
8.3.00.0110.00422.38
8.2.180.0090.00618.06
8.2.170.0100.01022.96
8.2.160.0100.01022.08
8.2.150.0080.00024.18
8.2.140.0090.00624.66
8.2.130.0040.00426.16
8.2.120.0040.00420.46
8.2.110.0060.00322.22
8.2.100.0100.00317.72
8.2.90.0030.00519.34
8.2.80.0040.00419.29
8.2.70.0090.00017.63
8.2.60.0040.00417.93
8.2.50.0000.00818.07
8.2.40.0040.00419.89
8.2.30.0040.00419.36
8.2.20.0070.00017.68
8.2.10.0030.00517.64
8.2.00.0000.00717.69
8.1.280.0140.00025.92
8.1.270.0000.00723.99
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0040.00423.73
8.1.230.0060.00619.16
8.1.220.0000.00817.79
8.1.210.0000.00818.77
8.1.200.0070.00317.22
8.1.190.0030.00517.41
8.1.180.0000.00819.13
8.1.170.0000.00818.58
8.1.160.0030.00718.84
8.1.150.0050.00318.71
8.1.140.0040.00417.45
8.1.130.0000.00717.83
8.1.120.0040.00417.44
8.1.110.0040.00417.45
8.1.100.0040.00417.55
8.1.90.0050.00217.39
8.1.80.0040.00417.54
8.1.70.0030.00317.41
8.1.60.0030.00617.50
8.1.50.0040.00417.61
8.1.40.0050.00317.45
8.1.30.0040.00417.68
8.1.20.0000.00917.63
8.1.10.0000.00817.67
8.1.00.0100.00317.44
8.0.300.0030.00618.77
8.0.290.0000.00717.04
8.0.280.0030.00318.54
8.0.270.0030.00317.26
8.0.260.0080.00016.87
8.0.250.0030.00316.98
8.0.240.0060.00317.05
8.0.230.0070.00016.88
8.0.220.0000.00717.00
8.0.210.0040.00416.98
8.0.200.0030.00316.99
8.0.190.0000.00717.06
8.0.180.0040.00416.98
8.0.170.0050.00316.88
8.0.160.0000.00716.97
8.0.150.0040.00416.74
8.0.140.0070.00016.88
8.0.130.0000.00613.36
8.0.120.0000.00816.91
8.0.110.0040.00416.92
8.0.100.0000.00816.88
8.0.90.0050.00216.84
8.0.80.0080.00816.94
8.0.70.0000.00817.00
8.0.60.0040.00416.84
8.0.50.0080.00017.00
8.0.30.0140.00717.14
8.0.20.0130.00617.40
8.0.10.0000.00717.02
8.0.00.0110.00816.80
7.4.330.0030.00315.00
7.4.320.0000.00616.56
7.4.300.0030.00316.54
7.4.290.0000.00616.70
7.4.280.0000.00716.54
7.4.270.0070.00016.69
7.4.260.0030.00313.36
7.4.250.0050.00216.42
7.4.240.0000.00716.65
7.4.230.0000.00716.35
7.4.220.0150.00416.61
7.4.210.0090.00816.62
7.4.200.0000.00716.45
7.4.190.0000.00716.73
7.4.160.0100.00716.68
7.4.150.0110.00817.40
7.4.140.0100.00717.86
7.4.130.0110.00616.56
7.4.120.0070.01016.72
7.4.110.0130.00316.60
7.4.100.0090.00916.58
7.4.90.0080.00816.60
7.4.80.0070.01019.39
7.4.70.0110.00716.43
7.4.60.0190.00316.71
7.4.50.0080.00016.22
7.4.40.0130.00322.77
7.4.30.0130.00316.72
7.4.10.0080.00814.82
7.4.00.0050.01114.92
7.3.330.0060.00013.27
7.3.320.0030.00313.19
7.3.310.0020.00516.38
7.3.300.0040.00416.34
7.3.290.0060.00916.37
7.3.280.0090.01016.38
7.3.270.0150.00317.40
7.3.260.0130.00416.50
7.3.250.0110.00816.60
7.3.240.0130.00416.30
7.3.230.0050.01116.39
7.3.210.0070.01016.40
7.3.200.0090.00919.39
7.3.190.0090.01216.44
7.3.180.0120.00416.50
7.3.170.0140.00716.27
7.3.160.0130.01016.42
7.3.130.0110.00714.78
7.3.120.0070.00814.91
7.3.110.0090.00615.13
7.3.100.0070.01015.06
7.3.90.0060.00615.07
7.3.80.0090.00314.85
7.3.70.0030.00614.91
7.3.60.0060.00614.88
7.3.50.0060.00314.65
7.3.40.0030.00914.59
7.3.30.0060.00314.63
7.3.20.0030.01016.71
7.3.10.0150.00016.73
7.3.00.0100.00716.48
7.2.330.0000.01816.57
7.2.320.0120.00616.76
7.2.310.0060.01816.80
7.2.300.0030.01516.63
7.2.290.0160.00016.65
7.2.260.0120.00615.08
7.2.250.0070.01115.27
7.2.240.0060.00815.04
7.2.230.0060.01015.10
7.2.220.0040.01415.12
7.2.210.0040.01215.00
7.2.200.0030.01315.22
7.2.190.0070.01015.14
7.2.180.0030.00614.88
7.2.170.0030.01214.92
7.2.160.0070.00314.91
7.2.150.0060.00917.04
7.2.140.0030.01316.78
7.2.130.0060.01317.02
7.2.120.0040.01217.10
7.2.110.0000.00917.07
7.2.100.0040.01116.87
7.2.90.0040.00816.93
7.2.80.0070.00716.77
7.2.70.0110.00416.80
7.2.60.0070.00717.03
7.2.50.0110.00716.95
7.2.40.0070.00716.80
7.2.30.0030.01216.73
7.2.20.0070.01017.06
7.2.10.0000.01216.66
7.2.00.0040.00918.14
7.1.330.0040.00815.98
7.1.320.0120.00315.86
7.1.310.0030.00815.85
7.1.300.0100.00715.80
7.1.290.0030.00615.89
7.1.280.0090.00415.85
7.1.270.0030.00515.86
7.1.260.0040.00415.81
7.1.250.0000.01615.88
7.1.240.0100.00315.78
7.1.230.0060.00615.93
7.1.220.0080.00815.80
7.1.210.0070.00715.70
7.1.200.0100.00615.74
7.1.190.0000.01215.49
7.1.180.0100.00715.95
7.1.170.0060.00315.86
7.1.160.0100.00315.83
7.1.150.0120.00016.01
7.1.140.0000.01115.68
7.1.130.0130.00015.96
7.1.120.0040.00815.75
7.1.110.0060.00315.57
7.1.100.0080.00517.13
7.1.90.0120.00315.95
7.1.80.0100.00315.98
7.1.70.0040.00816.46
7.1.60.0050.00816.60
7.1.50.0100.00716.40
7.1.40.0120.00315.57
7.1.30.0030.00615.61
7.1.20.0060.00615.95
7.1.10.0030.01215.77
7.1.00.0050.03219.04
7.0.330.0080.00815.51
7.0.320.0040.01115.45
7.0.310.0000.00815.48
7.0.300.0000.01515.44
7.0.290.0040.01115.44
7.0.280.0090.00315.50
7.0.270.0080.00815.55
7.0.260.0000.00915.46
7.0.250.0130.00015.33
7.0.240.0060.00615.31
7.0.230.0060.00615.53
7.0.220.0000.01215.28
7.0.210.0030.00615.46
7.0.200.0060.00715.97
7.0.190.0080.00815.54
7.0.180.0110.00015.52
7.0.170.0040.00715.41
7.0.160.0030.00915.44
7.0.150.0050.00515.31
7.0.140.0030.05318.75
7.0.130.0070.00415.35
7.0.120.0030.00715.58
7.0.110.0040.00415.45
7.0.100.0080.04217.78
7.0.90.0030.04317.70
7.0.80.0110.04217.82
7.0.70.0130.03717.56
7.0.60.0070.04517.74
7.0.50.0150.03917.99
7.0.40.0030.04016.88
7.0.30.0080.04216.67
7.0.20.0080.04516.80
7.0.10.0050.04416.80
7.0.00.0060.02916.69
5.6.400.0070.00714.44
5.6.390.0120.00014.58
5.6.380.0100.01014.40
5.6.370.0100.00314.43
5.6.360.0090.00314.24
5.6.350.0030.01314.12
5.6.340.0130.00314.47
5.6.330.0070.00314.48
5.6.320.0030.01014.37
5.6.310.0030.01014.25
5.6.300.0120.00014.20
5.6.290.0160.00014.73
5.6.280.0020.04117.87
5.6.270.0070.00714.56
5.6.260.0030.00614.81
5.6.250.0090.04117.69
5.6.240.0120.04017.47
5.6.230.0030.04517.53
5.6.220.0100.03517.48
5.6.210.0080.03017.63
5.6.200.0150.03517.67
5.6.190.0070.03317.88
5.6.180.0030.04217.76
5.6.170.0100.04017.73
5.6.160.0030.04017.67
5.6.150.0100.02517.79
5.6.140.0020.02817.74
5.6.130.0060.02317.73
5.6.120.0020.02717.58
5.6.110.0070.02517.81
5.6.100.0060.02617.71
5.6.90.0100.02417.59
5.6.80.0070.03717.38
5.6.70.0070.02717.33
5.6.60.0130.01717.52
5.6.50.0070.02217.53
5.6.40.0080.03817.46
5.6.30.0020.02417.25
5.6.20.0030.02717.46
5.6.10.0080.01817.43
5.6.00.0070.03717.47
5.5.380.0060.04117.42
5.5.370.0050.04617.29
5.5.360.0110.02317.48
5.5.350.0160.03517.40
5.5.340.0050.04117.74
5.5.330.0060.04617.54
5.5.320.0120.04017.58
5.5.310.0100.04317.48
5.5.300.0030.02417.74
5.5.290.0080.02817.73
5.5.280.0110.02017.72
5.5.270.0000.02917.57
5.5.260.0050.04617.65
5.5.250.0080.02317.53
5.5.240.0120.03717.42
5.5.230.0070.02217.36
5.5.220.0070.02217.25
5.5.210.0030.03117.38
5.5.200.0060.03217.37
5.5.190.0000.03317.30
5.5.180.0020.03917.17
5.5.170.0040.00414.28
5.5.160.0050.03617.40
5.5.150.0050.02517.46
5.5.140.0040.02417.27
5.5.130.0060.02117.31
5.5.120.0070.02517.27
5.5.110.0090.02817.37
5.5.100.0050.02517.13
5.5.90.0050.03517.24
5.5.80.0050.02517.20
5.5.70.0060.02817.25
5.5.60.0020.03517.18
5.5.50.0020.02517.17
5.5.40.0030.04517.26
5.5.30.0060.04417.18
5.5.20.0020.04617.24
5.5.10.0080.04317.10
5.5.00.0110.02617.20
5.4.450.0060.02115.37
5.4.440.0040.02115.41
5.4.430.0080.04115.22
5.4.420.0080.03815.11
5.4.410.0080.02015.22
5.4.400.0060.03815.09
5.4.390.0070.01914.94
5.4.380.0040.02015.20
5.4.370.0030.02015.23
5.4.360.0070.02215.29
5.4.350.0060.01815.09
5.4.340.0030.02014.96
5.4.330.0030.00311.04
5.4.320.0090.03215.05
5.4.310.0020.02915.04
5.4.300.0070.02115.16
5.4.290.0030.02215.00
5.4.280.0070.03015.31
5.4.270.0070.02015.17
5.4.260.0050.02514.93
5.4.250.0020.02715.16
5.4.240.0030.03515.07
5.4.230.0070.03515.05
5.4.220.0070.04115.24
5.4.210.0070.03715.24
5.4.200.0120.03514.93
5.4.190.0100.03715.23
5.4.180.0050.04215.04
5.4.170.0120.03515.23
5.4.160.0060.04314.85
5.4.150.0030.03715.21
5.4.140.0110.03513.89
5.4.130.0100.03513.75
5.4.120.0050.03813.91
5.4.110.0070.03813.85
5.4.100.0070.03813.71
5.4.90.0120.03313.75
5.4.80.0060.03613.85
5.4.70.0080.03513.84
5.4.60.0050.03813.77
5.4.50.0070.02713.85
5.4.40.0090.03513.92
5.4.30.0030.04213.81
5.4.20.0030.04613.83
5.4.10.0030.04113.79
5.4.00.0050.03413.57
5.3.290.0050.02812.68
5.3.280.0050.03112.56
5.3.270.0050.03512.63
5.3.260.0050.04112.73
5.3.250.0070.03812.64
5.3.240.0120.03512.48
5.3.230.0030.04212.65
5.3.220.0080.03712.61
5.3.210.0070.04312.65
5.3.200.0100.03412.64
5.3.190.0030.04312.49
5.3.180.0130.02612.69
5.3.170.0080.03612.68
5.3.160.0030.04312.60
5.3.150.0100.03712.64
5.3.140.0030.04212.69
5.3.130.0080.03812.48
5.3.120.0030.04312.66
5.3.110.0030.04212.62
5.3.100.0050.03812.43
5.3.90.0020.04212.27
5.3.80.0060.03712.22
5.3.70.0030.03812.29
5.3.60.0030.02312.35
5.3.50.0020.04012.27
5.3.40.0030.04212.36
5.3.30.0030.03512.22
5.3.20.0070.03812.20
5.3.10.0030.04212.09
5.3.00.0090.03812.12
5.2.170.0070.06311.22
5.2.160.0030.06311.21
5.2.150.0130.05311.25
5.2.140.0070.06011.07
5.2.130.0130.05311.21
5.2.120.0100.05711.25
5.2.110.0130.03011.17
5.2.100.0100.05711.14
5.2.90.0100.05011.11
5.2.80.0030.06311.00
5.2.70.0100.05710.98
5.2.60.0030.06710.98
5.2.50.0100.05711.09
5.2.40.0070.05311.04
5.2.30.0070.05311.09
5.2.20.0070.06011.03
5.2.10.0030.06710.93
5.2.00.0130.05010.79
5.1.60.0070.03310.28
5.1.50.0070.05310.28
5.1.40.0070.05010.28
5.1.30.0030.06010.41
5.1.20.0030.05710.46
5.1.10.0070.05710.28
5.1.00.0070.05310.28
5.0.50.0070.02310.28
5.0.40.0070.03710.28
5.0.30.0100.06010.28
5.0.20.0030.04010.28
5.0.10.0000.04710.28
5.0.00.0070.06010.28
4.4.90.0070.03310.28
4.4.80.0000.03710.28
4.4.70.0030.03310.28
4.4.60.0030.03310.28
4.4.50.0070.03010.28
4.4.40.0000.05310.28
4.4.30.0030.03710.28
4.4.20.0030.02310.28
4.4.10.0000.04010.28
4.4.00.0100.04710.28
4.3.110.0070.03310.28
4.3.100.0070.03010.28
4.3.90.0070.03010.28
4.3.80.0030.03310.28
4.3.70.0100.02710.28
4.3.60.0030.03310.28
4.3.50.0000.04010.28
4.3.40.0070.05010.28
4.3.30.0000.03010.28
4.3.20.0030.03710.28
4.3.10.0000.03010.28
4.3.00.0070.03310.28

preferences:
40.34 ms | 401 KiB | 5 Q