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($array){ print_r($array); /* foreach($array as $row){ if(isset($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)
8.3.60.0000.01518.39
8.3.50.0090.00721.08
8.3.40.0070.00718.83
8.3.30.0100.00320.40
8.3.20.0000.00720.31
8.3.10.0080.00022.09
8.3.00.0040.00422.39
8.2.180.0070.00716.88
8.2.170.0110.00422.96
8.2.160.0100.00722.12
8.2.150.0080.00024.18
8.2.140.0030.00524.66
8.2.130.0080.00026.16
8.2.120.0040.00420.80
8.2.110.0060.00322.25
8.2.100.0040.00817.78
8.2.90.0050.00319.34
8.2.80.0050.00319.41
8.2.70.0030.00517.63
8.2.60.0000.00818.05
8.2.50.0060.00318.07
8.2.40.0040.00419.88
8.2.30.0040.00419.36
8.2.20.0000.00817.82
8.2.10.0040.00417.68
8.2.00.0070.00017.69
8.1.280.0070.00725.92
8.1.270.0040.00423.99
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0060.00323.91
8.1.230.0060.00619.05
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0000.01017.35
8.1.190.0080.00017.53
8.1.180.0000.00819.01
8.1.170.0050.00318.60
8.1.160.0040.00418.88
8.1.150.0000.00718.73
8.1.140.0000.00717.55
8.1.130.0000.00817.87
8.1.120.0030.00517.50
8.1.110.0040.00417.53
8.1.100.0000.00717.49
8.1.90.0000.00717.50
8.1.80.0040.00417.48
8.1.70.0070.00017.37
8.1.60.0060.00317.64
8.1.50.0000.00817.56
8.1.40.0040.00417.54
8.1.30.0040.00417.59
8.1.20.0030.00617.71
8.1.10.0040.00417.61
8.1.00.0040.00417.54
8.0.300.0070.00018.77
8.0.290.0000.00717.18
8.0.280.0030.00318.50
8.0.270.0000.00717.35
8.0.260.0000.00616.80
8.0.250.0040.00416.87
8.0.240.0030.00617.03
8.0.230.0000.00716.88
8.0.220.0000.00716.92
8.0.210.0000.00816.96
8.0.200.0000.00616.97
8.0.190.0070.00017.03
8.0.180.0000.00716.95
8.0.170.0040.00416.87
8.0.160.0070.00016.87
8.0.150.0000.00816.93
8.0.140.0030.00516.93
8.0.130.0050.00013.43
8.0.120.0060.00316.79
8.0.110.0030.00516.94
8.0.100.0000.00816.77
8.0.90.0080.00016.80
8.0.80.0100.00616.93
8.0.70.0040.00417.04
8.0.60.0030.00516.93
8.0.50.0030.00516.81
8.0.30.0120.01117.02
8.0.20.0050.01317.40
8.0.10.0050.00317.17
8.0.00.0070.01016.64
7.4.330.0000.00515.00
7.4.320.0070.00016.64
7.4.300.0060.00016.62
7.4.290.0000.00716.63
7.4.280.0030.00316.52
7.4.270.0000.00616.57
7.4.260.0000.00613.32
7.4.250.0000.00716.63
7.4.240.0020.00516.57
7.4.230.0070.00016.38
7.4.220.0100.00716.54
7.4.210.0050.01116.52
7.4.200.0000.00716.75
7.4.190.0000.00716.66
7.4.160.0060.01216.52
7.4.150.0100.00717.40
7.4.140.0150.00717.86
7.4.130.0180.01416.42
7.4.120.0070.01016.57
7.4.110.0120.00616.59
7.4.100.0070.01016.55
7.4.90.0040.01416.58
7.4.80.0140.00419.39
7.4.70.0070.01116.39
7.4.60.0030.01316.37
7.4.50.0030.00616.55
7.4.40.0140.00422.77
7.4.30.0120.00416.77
7.4.10.0000.01915.12
7.4.00.0090.00815.03
7.3.330.0020.00213.25
7.3.320.0020.00213.20
7.3.310.0070.00016.39
7.3.300.0040.00316.25
7.3.290.0040.01116.39
7.3.280.0100.01016.39
7.3.270.0090.01317.40
7.3.260.0120.00916.37
7.3.250.0130.00916.45
7.3.240.0080.00816.27
7.3.230.0150.00716.42
7.3.210.0100.00716.28
7.3.200.0090.01519.39
7.3.190.0060.01216.67
7.3.180.0100.01016.49
7.3.170.0060.00916.51
7.3.160.0180.00616.43
7.3.130.0100.00614.70
7.3.120.0070.00814.88
7.3.110.0050.01114.64
7.3.100.0090.00614.61
7.3.90.0050.00814.79
7.3.80.0120.00414.93
7.3.70.0020.01014.75
7.3.60.0050.01114.72
7.3.50.0070.01014.57
7.3.40.0090.00514.86
7.3.30.0090.00514.79
7.3.20.0020.01016.76
7.3.10.0060.00616.61
7.3.00.0040.00716.79
7.2.330.0030.01416.59
7.2.320.0130.01016.80
7.2.310.0130.00516.66
7.2.300.0070.01016.79
7.2.290.0080.00816.75
7.2.260.0060.00915.35
7.2.250.0110.00715.09
7.2.240.0080.00915.23
7.2.230.0040.00915.16
7.2.220.0060.00815.07
7.2.210.0070.00615.04
7.2.200.0050.00715.04
7.2.190.0040.01115.04
7.2.180.0070.00715.08
7.2.170.0080.00815.06
7.2.160.0040.01415.09
7.2.150.0030.00716.89
7.2.140.0100.00716.99
7.2.130.0060.00916.87
7.2.120.0070.00416.75
7.2.110.0120.00016.76
7.2.100.0000.01116.95
7.2.90.0030.00816.89
7.2.80.0090.00616.64
7.2.70.0060.00916.80
7.2.60.0050.01016.84
7.2.50.0090.00916.96
7.2.40.0000.01316.97
7.2.30.0100.00717.01
7.2.20.0040.01116.99
7.2.10.0100.00316.94
7.2.00.0050.00718.17
7.1.330.0080.00515.82
7.1.320.0020.01115.94
7.1.310.0060.00415.63
7.1.300.0090.00515.66
7.1.290.0060.00615.65
7.1.280.0050.00915.89
7.1.270.0060.00815.62
7.1.260.0080.00415.81
7.1.250.0000.00915.49
7.1.240.0110.00415.74
7.1.230.0090.00615.80
7.1.220.0040.00815.72
7.1.210.0080.00615.79
7.1.200.0070.00715.76
7.1.190.0030.00615.93
7.1.180.0000.01115.85
7.1.170.0060.01215.72
7.1.160.0000.01215.96
7.1.150.0060.00615.68
7.1.140.0100.00715.77
7.1.130.0030.00615.78
7.1.120.0030.00915.83
7.1.110.0030.00715.87
7.1.100.0030.01016.98
7.1.90.0000.00915.87
7.1.80.0030.00715.54
7.1.70.0050.00516.50
7.1.60.0060.01117.62
7.1.50.0080.01016.39
7.1.40.0060.00615.75
7.1.30.0030.00815.55
7.1.20.0030.00915.84
7.1.10.0070.00715.79
7.1.00.0030.02919.17
7.0.330.0120.00315.54
7.0.320.0130.00615.42
7.0.310.0040.01115.05
7.0.300.0060.01315.48
7.0.290.0070.00415.09
7.0.280.0080.00315.47
7.0.270.0100.00315.39
7.0.260.0030.01015.35
7.0.250.0030.01015.39
7.0.240.0060.00315.51
7.0.230.0040.00815.59
7.0.220.0070.00715.32
7.0.210.0080.00515.34
7.0.200.0190.00515.18
7.0.190.0030.01015.50
7.0.180.0000.01115.52
7.0.170.0060.00915.52
7.0.160.0130.00315.26
7.0.150.0060.00915.48
7.0.140.0040.04218.66
7.0.130.0080.00415.29
7.0.120.0060.00315.51
7.0.110.0070.03818.56
7.0.100.0030.04018.59
7.0.90.0050.04018.42
7.0.80.0040.04418.62
7.0.70.0020.03018.49
7.0.60.0040.03918.41
7.0.50.0030.04118.64
7.0.40.0040.04416.66
7.0.30.0050.02316.64
7.0.20.0000.03116.63
7.0.10.0070.04316.72
7.0.00.0000.02316.57
5.6.400.0070.00314.27
5.6.390.0080.00414.42
5.6.380.0030.01614.24
5.6.370.0140.00014.48
5.6.360.0060.00614.40
5.6.350.0040.00714.43
5.6.340.0070.01114.50
5.6.330.0000.01314.30
5.6.320.0090.00314.65
5.6.310.0070.00714.68
5.6.300.0060.00914.69
5.6.290.0140.00014.54
5.6.280.0050.04217.82
5.6.270.0060.00914.33
5.6.260.0050.03517.37
5.6.250.0060.02817.53
5.6.240.0090.04217.59
5.6.230.0030.04317.36
5.6.220.0030.02317.39
5.6.210.0080.02317.61
5.6.200.0030.04517.66
5.6.190.0060.02117.52
5.6.180.0050.02317.69
5.6.170.0090.02017.68
5.6.160.0050.02217.45
5.6.150.0020.04817.43
5.6.140.0070.03317.55
5.6.130.0090.02317.63
5.6.120.0040.03517.59
5.6.110.0030.02517.62
5.6.100.0050.02217.42
5.6.90.0070.04217.47
5.6.80.0050.04417.16
5.6.70.0030.04517.15
5.6.60.0070.03617.22
5.6.50.0020.04417.12
5.6.40.0080.02817.13
5.6.30.0050.04317.11
5.6.20.0050.03917.20
5.6.10.0060.04217.11
5.6.00.0060.03317.03
5.5.380.0020.04015.94
5.5.370.0000.04716.02
5.5.360.0030.03816.04
5.5.350.0020.02615.84
5.5.340.0050.04116.27
5.5.330.0070.04116.35
5.5.320.0050.02316.00
5.5.310.0050.04416.29
5.5.300.0020.04416.19
5.5.290.0060.03616.20
5.5.280.0020.03316.25
5.5.270.0000.03916.18
5.5.260.0080.02116.39
5.5.250.0060.02016.02
5.5.240.0030.02315.94
5.5.230.0050.03415.79
5.5.220.0020.04615.95
5.5.210.0020.04515.88
5.5.200.0050.03815.88
5.5.190.0020.04815.79
5.5.180.0020.04215.82
5.5.170.0000.01514.20
5.5.160.0050.04015.93
5.5.150.0050.03515.84
5.5.140.0060.02915.94
5.5.130.0030.04215.89
5.5.120.0080.03315.91
5.5.110.0020.02215.71
5.5.100.0050.02615.73
5.5.90.0030.02315.78
5.5.80.0030.04215.82
5.5.70.0050.03615.59
5.5.60.0070.03915.88
5.5.50.0040.04715.70
5.5.40.0060.04015.85
5.5.30.0050.02115.96
5.5.20.0030.02415.90
5.5.10.0020.02315.80
5.5.00.0060.04415.87
5.4.450.0020.03115.50
5.4.440.0060.02115.25
5.4.430.0080.03815.56
5.4.420.0020.02315.33
5.4.410.0050.03315.36
5.4.400.0060.03314.90
5.4.390.0020.03115.23
5.4.380.0060.02715.05
5.4.370.0030.03815.03
5.4.360.0070.02515.08
5.4.350.0100.04015.09
5.4.340.0070.03515.07
5.4.330.0030.01011.33
5.4.320.0070.02715.09
5.4.310.0020.02215.27
5.4.300.0020.03815.07
5.4.290.0060.01815.22
5.4.280.0020.03315.05
5.4.270.0070.01715.12
5.4.260.0020.02315.32
5.4.250.0030.02715.03
5.4.240.0050.03815.14
5.4.230.0130.03315.24
5.4.220.0020.03915.17
5.4.210.0030.03115.14
5.4.200.0070.02515.15
5.4.190.0030.03715.09
5.4.180.0020.04015.25
5.4.170.0040.03015.20
5.4.160.0080.03815.04
5.4.150.0080.02215.01
5.4.140.0050.04113.91
5.4.130.0030.02613.91
5.4.120.0080.03613.80
5.4.110.0050.02413.96
5.4.100.0020.04013.83
5.4.90.0020.02213.83
5.4.80.0060.03513.84
5.4.70.0070.03813.83
5.4.60.0080.03813.72
5.4.50.0050.03713.81
5.4.40.0040.04213.82
5.4.30.0030.02813.74
5.4.20.0060.02513.95
5.4.10.0070.03713.78
5.4.00.0110.03313.44
5.3.290.0000.04012.74
5.3.280.0040.01912.61
5.3.270.0070.03812.49
5.3.260.0050.04112.69
5.3.250.0020.04312.75
5.3.240.0050.02512.50
5.3.230.0070.03812.58
5.3.220.0030.03712.54
5.3.210.0080.03512.59
5.3.200.0030.03412.43
5.3.190.0130.01512.67
5.3.180.0060.02312.65
5.3.170.0100.02312.65
5.3.160.0010.02812.58
5.3.150.0030.04312.67
5.3.140.0050.02612.63
5.3.130.0050.04212.65
5.3.120.0100.03512.68
5.3.110.0030.03912.55
5.3.100.0030.03612.41
5.3.90.0080.03512.26
5.3.80.0050.03812.21
5.3.70.0050.03012.26
5.3.60.0070.04012.35
5.3.50.0030.04212.26
5.3.40.0020.02312.26
5.3.30.0030.03812.34
5.3.20.0020.02012.02
5.3.10.0030.04012.06
5.3.00.0050.03712.08
5.2.170.0000.06011.95
5.2.160.0030.05311.95
5.2.150.0030.06011.95
5.2.140.0000.04011.95
5.2.130.0030.05711.95
5.2.120.0030.05711.95
5.2.110.0030.05711.95
5.2.100.0000.06011.95
5.2.90.0030.04711.95
5.2.80.0000.03711.95
5.2.70.0030.03311.95
5.2.60.0000.03311.95
5.2.50.0030.05711.95
5.2.40.0070.05011.95
5.2.30.0100.03011.95
5.2.20.0000.06711.95
5.2.10.0100.05311.95
5.2.00.0100.05711.95
5.1.60.0030.04311.95
5.1.50.0030.02711.95
5.1.40.0030.05011.95
5.1.30.0100.03311.95
5.1.20.0030.04311.95
5.1.10.0000.05711.95
5.1.00.0000.05011.95
5.0.50.0000.05011.95
5.0.40.0000.03711.95
5.0.30.0030.06011.95
5.0.20.0000.04711.95
5.0.10.0000.03011.95
5.0.00.0030.05311.95
4.4.90.0030.02711.95
4.4.80.0000.03311.95
4.4.70.0030.02011.95
4.4.60.0000.01711.95
4.4.50.0000.02011.95
4.4.40.0070.03011.95
4.4.30.0000.03011.95
4.4.20.0030.03311.95
4.4.10.0000.03711.95
4.4.00.0000.02711.95
4.3.110.0030.01711.95
4.3.100.0030.03011.95
4.3.90.0070.02311.95
4.3.80.0000.05011.95
4.3.70.0030.02011.95
4.3.60.0000.03311.95
4.3.50.0030.03011.95
4.3.40.0030.04711.95
4.3.30.0000.03711.95
4.3.20.0070.03311.95
4.3.10.0000.03311.95
4.3.00.0030.02011.95

preferences:
58.23 ms | 401 KiB | 5 Q