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 $row){ if(isset($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)
8.3.60.0130.01018.55
8.3.50.0110.00821.21
8.3.40.0060.01618.78
8.3.30.0100.00320.17
8.3.20.0080.00020.21
8.3.10.0050.00322.05
8.3.00.0000.00822.43
8.2.180.0090.00616.50
8.2.170.0110.01122.96
8.2.160.0070.00722.15
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0030.00626.16
8.2.120.0080.00020.81
8.2.110.0100.00019.17
8.2.100.0030.00918.03
8.2.90.0000.00820.64
8.2.80.0080.00019.25
8.2.70.0000.01017.63
8.2.60.0040.00418.05
8.2.50.0040.00418.10
8.2.40.0060.00319.98
8.2.30.0040.00419.54
8.2.20.0030.00517.95
8.2.10.0050.00317.95
8.2.00.0000.00717.75
8.1.280.0100.01025.92
8.1.270.0050.00323.99
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0090.00022.61
8.1.230.0080.00420.88
8.1.220.0080.00017.74
8.1.210.0080.00018.88
8.1.200.0030.00617.48
8.1.190.0050.00317.66
8.1.180.0070.00418.10
8.1.170.0000.00818.50
8.1.160.0040.00418.90
8.1.150.0000.00718.68
8.1.140.0040.00417.41
8.1.130.0000.00717.92
8.1.120.0080.00017.43
8.1.110.0040.00417.52
8.1.100.0040.00417.50
8.1.90.0000.00717.52
8.1.80.0070.00017.52
8.1.70.0070.00017.44
8.1.60.0060.00317.65
8.1.50.0040.00417.57
8.1.40.0030.00517.54
8.1.30.0030.00617.67
8.1.20.0040.00417.59
8.1.10.0000.00817.60
8.1.00.0090.00017.55
8.0.300.0000.00720.16
8.0.290.0000.00716.63
8.0.280.0070.00018.42
8.0.270.0000.00717.36
8.0.260.0030.00316.94
8.0.250.0000.00717.14
8.0.240.0050.00317.11
8.0.230.0030.00316.93
8.0.220.0000.00716.89
8.0.210.0000.00717.05
8.0.200.0000.00716.93
8.0.190.0000.00816.96
8.0.180.0050.00217.02
8.0.170.0080.00016.99
8.0.160.0000.00817.14
8.0.150.0030.00316.84
8.0.140.0040.00416.92
8.0.130.0000.00613.39
8.0.120.0030.00516.96
8.0.110.0080.00016.90
8.0.100.0040.00417.01
8.0.90.0030.00316.88
8.0.80.0110.01117.04
8.0.70.0050.00316.88
8.0.60.0040.00416.95
8.0.50.0000.00716.80
8.0.30.0140.00617.02
8.0.20.0100.00817.40
8.0.10.0070.00017.16
8.0.00.0080.01017.04
7.4.330.0000.00515.00
7.4.320.0000.00616.51
7.4.300.0000.00716.66
7.4.290.0070.00016.55
7.4.280.0050.00316.50
7.4.270.0030.00316.51
7.4.260.0030.00313.23
7.4.250.0030.00516.52
7.4.240.0040.00416.65
7.4.230.0070.00016.67
7.4.220.0040.01416.68
7.4.210.0060.00916.63
7.4.200.0040.00416.54
7.4.190.0040.00416.81
7.4.160.0090.01416.70
7.4.150.0060.01217.40
7.4.140.0100.00717.86
7.4.130.0090.00816.60
7.4.120.0070.01016.70
7.4.110.0130.01016.49
7.4.100.0050.01116.49
7.4.90.0090.00916.56
7.4.80.0100.01119.39
7.4.70.0060.01216.53
7.4.60.0060.01016.41
7.4.50.0030.00616.62
7.4.40.0000.01322.77
7.4.30.0100.00616.55
7.4.00.0080.00915.24
7.3.330.0000.00613.44
7.3.320.0060.00013.23
7.3.310.0030.00316.45
7.3.300.0000.00716.39
7.3.290.0110.00416.39
7.3.280.0090.00816.44
7.3.270.0100.01017.40
7.3.260.0140.00616.76
7.3.250.0110.01016.75
7.3.240.0100.01016.68
7.3.230.0100.00716.47
7.3.210.0160.00016.47
7.3.200.0080.00919.39
7.3.190.0100.00716.54
7.3.180.0030.01316.64
7.3.170.0030.01316.52
7.3.160.0120.01116.39
7.3.120.0080.00914.88
7.3.110.0040.01415.04
7.3.100.0140.00715.06
7.3.90.0030.01514.79
7.3.80.0070.01114.93
7.3.70.0080.00414.89
7.3.60.0040.01114.96
7.3.50.0060.00914.96
7.3.40.0030.00714.92
7.3.30.0030.00914.91
7.3.20.0030.00916.70
7.3.10.0120.00016.79
7.3.00.0030.01016.83
7.2.330.0000.01816.90
7.2.320.0140.00316.52
7.2.310.0150.00316.89
7.2.300.0130.00716.87
7.2.290.0080.01216.56
7.2.250.0060.01315.29
7.2.240.0000.02015.40
7.2.230.0140.00715.27
7.2.220.0100.00315.01
7.2.210.0130.00315.24
7.2.200.0100.00315.36
7.2.190.0060.01015.15
7.2.180.0070.00715.09
7.2.170.0060.00615.07
7.2.00.0100.00619.38
7.1.330.0070.00715.96
7.1.320.0070.00715.85
7.1.310.0060.00915.62
7.1.300.0050.00515.77
7.1.290.0040.00815.54
7.1.280.0100.00315.86
7.1.270.0130.00015.87
7.1.260.0070.00715.80
7.1.200.0060.00315.73
7.1.100.0030.01018.04
7.1.70.0050.00317.31
7.1.60.0070.01119.29
7.1.50.0110.01116.91
7.1.00.0000.08322.33
7.0.200.0210.00314.96
7.0.140.0100.07022.21
7.0.110.0030.06719.97
7.0.100.0130.04320.11
7.0.90.0070.08020.09
7.0.80.0000.05020.00
7.0.70.0030.05319.90
7.0.60.0000.04719.98
7.0.50.0100.03320.13
7.0.40.0130.06019.66
7.0.30.0070.04019.75
7.0.20.0130.08319.72
7.0.10.0070.07319.65
7.0.00.0100.06319.65
5.6.280.0030.07721.03
5.6.260.0200.03320.70
5.6.250.0130.07320.60
5.6.240.0100.06020.82
5.6.230.0070.05020.70
5.6.220.0070.04020.66
5.6.210.0030.08020.64
5.6.200.0170.03720.60
5.6.190.0070.04720.86
5.6.180.0030.05720.64
5.6.170.0100.03020.67
5.6.160.0100.03020.69
5.6.150.0070.03720.56
5.6.140.0100.05020.71
5.6.130.0130.03320.63
5.6.120.0070.03320.66
5.6.110.0070.04720.61
5.6.100.0170.02720.66
5.6.90.0170.07320.65
5.6.80.0070.04020.10
5.6.70.0030.07020.07
5.6.60.0070.04020.03
5.6.50.0030.04319.95
5.6.40.0030.04319.95
5.6.30.0070.04319.97
5.6.20.0100.06720.01
5.6.10.0070.07020.02
5.6.00.0030.07019.99
5.5.380.0100.06017.61
5.5.370.0030.04717.55
5.5.360.0100.04717.52
5.5.350.0130.06317.27
5.5.340.0000.04717.93
5.5.330.0070.04718.11
5.5.320.0070.04018.14
5.5.310.0070.07717.83
5.5.300.0070.05317.95
5.5.290.0030.04018.07
5.5.280.0030.08718.08
5.5.270.0070.04318.09
5.5.260.0030.08018.13
5.5.250.0030.06017.74
5.5.240.0030.03717.34
5.5.230.0000.06017.31
5.5.220.0070.05017.33
5.5.210.0100.03317.30
5.5.200.0070.07717.41
5.5.190.0130.04017.26
5.5.180.0130.06317.43
5.5.160.0000.04317.46
5.5.150.0100.05017.45
5.5.140.0130.06317.60
5.5.130.0000.06717.31
5.5.120.0070.09317.28
5.5.110.0130.07317.48
5.5.100.0000.06717.30
5.5.90.0030.05017.18
5.5.80.0070.03017.37
5.5.70.0030.04317.33
5.5.60.0100.07317.37
5.5.50.0100.07017.20
5.5.40.0070.07317.38
5.5.30.0000.08317.15
5.5.20.0170.06017.46
5.5.10.0000.04017.37
5.5.00.0030.04017.30
5.4.450.0070.08019.31
5.4.440.0030.04719.66
5.4.430.0070.06319.55
5.4.420.0130.04319.54
5.4.410.0000.04019.18
5.4.400.0070.06319.02
5.4.390.0070.06019.19
5.4.380.0070.06719.03
5.4.370.0030.04019.23
5.4.360.0030.04019.18
5.4.350.0000.04319.02
5.4.340.0070.04319.01
5.4.320.0100.07319.14
5.4.310.0030.05019.25
5.4.300.0000.04719.14
5.4.290.0130.06719.01
5.4.280.0070.07319.24
5.4.270.0100.05719.16
5.4.260.0100.06019.22
5.4.250.0000.04019.24
5.4.240.0100.05019.27
5.4.230.0070.07719.14
5.4.220.0030.03718.93
5.4.210.0070.03319.02
5.4.200.0130.03719.16
5.4.190.0030.03719.17
5.4.180.0070.03719.20
5.4.170.0100.04019.00
5.4.160.0000.03718.93
5.4.150.0170.07319.14
5.4.140.0100.03716.34
5.4.130.0130.05016.58
5.4.120.0030.04316.67
5.4.110.0070.06716.56
5.4.100.0030.03716.62
5.4.90.0100.03016.39
5.4.80.0070.03316.50
5.4.70.0130.02316.59
5.4.60.0100.07016.45
5.4.50.0070.07016.52
5.4.40.0130.07016.30
5.4.30.0030.05016.40
5.4.20.0100.06716.47
5.4.10.0100.06716.34
5.4.00.0000.06315.78
5.3.290.0130.06314.70
5.3.280.0130.03714.59
5.3.270.0000.04014.76
5.3.260.0100.07714.75
5.3.250.0030.06314.85
5.3.240.0130.02714.76
5.3.230.0100.07714.61
5.3.220.0130.06714.62
5.3.210.0070.04314.61
5.3.200.0000.04014.71
5.3.190.0100.02714.60
5.3.180.0030.07714.61
5.3.170.0070.07714.43
5.3.160.0070.06314.63
5.3.150.0070.03014.71
5.3.140.0000.03714.43
5.3.130.0170.05314.57
5.3.120.0070.07314.58
5.3.110.0100.06314.64
5.3.100.0070.05014.07
5.3.90.0130.06014.17
5.3.80.0100.07014.06
5.3.70.0000.03314.11
5.3.60.0230.05014.05
5.3.50.0070.07013.94
5.3.40.0070.04713.82
5.3.30.0130.04013.88
5.3.20.0030.08013.71
5.3.10.0030.03313.76
5.3.00.0030.03313.74
5.2.170.0030.02712.14
5.2.160.0100.02312.14
5.2.150.0030.03312.14
5.2.140.0070.04012.14
5.2.130.0030.04312.14
5.2.120.0030.07012.14
5.2.110.0030.05712.14
5.2.100.0030.06312.14
5.2.90.0070.02312.14
5.2.80.0170.05312.14
5.2.70.0030.03012.14
5.2.60.0000.03012.14
5.2.50.0030.03712.14
5.2.40.0070.03712.14
5.2.30.0000.06312.14
5.2.20.0030.06312.14
5.2.10.0100.02012.14
5.2.00.0030.04312.14
5.1.60.0000.02712.14
5.1.50.0030.02312.14
5.1.40.0030.02312.14
5.1.30.0030.02312.14
5.1.20.0000.03012.14
5.1.10.0070.02312.14
5.1.00.0030.02312.14
5.0.50.0000.02312.14
5.0.40.0070.01312.14
5.0.30.0030.02712.14
5.0.20.0000.02012.14
5.0.10.0000.02312.14
5.0.00.0030.04312.14
4.4.90.0030.01012.14
4.4.80.0030.02312.14
4.4.70.0000.01712.14
4.4.60.0030.01712.14
4.4.50.0000.01712.14
4.4.40.0070.02012.14
4.4.30.0030.01712.14
4.4.20.0000.02012.14
4.4.10.0030.01312.14
4.4.00.0030.02312.14
4.3.110.0030.01712.14
4.3.100.0000.01712.14
4.3.90.0030.01312.14
4.3.80.0030.02012.14
4.3.70.0000.01312.14
4.3.60.0000.01312.14
4.3.50.0030.01312.14
4.3.40.0000.02312.14
4.3.30.0000.02012.14
4.3.20.0030.01312.14
4.3.10.0000.01312.14
4.3.00.0030.01312.14

preferences:
41.62 ms | 401 KiB | 5 Q