3v4l.org

run code in 300+ PHP versions simultaneously
<?php $source=json_decode('[ {"parentTitle":"Winner 2009","catTitle":"Mas Muster","title":"drm202","id":"5","alias":"item1","catalias":"first"}, {"parentTitle":"Winner 2009","catTitle":"Mas Muster","title":"drm202","id":"2","alias":"item2","catalias":"first"}, {"parentTitle":"Winner 2011","catTitle":"Josh Frank","title":"A bird in the cage","id":"6","alias":"item3","catalias":"second"}, {"parentTitle":"Winner 2011","catTitle":"Josh Frank","title":"cue & repeat","id":"7","alias":"item4","catalias":"third"}]'); $result=array(); array_walk($source,function($v,$i)use(&$result){ if(!isset($result[$v->parentTitle])) $result[$v->parentTitle]=array(); if(!isset($result[$v->parentTitle][$v->catTitle])) $result[$v->parentTitle][$v->catTitle]=array(); if(!in_array($v->title,$result[$v->parentTitle][$v->catTitle])) $result[$v->parentTitle][$v->catTitle][]=$v->title; }); print_r($result); // just to debug echo "<ul>"; foreach($result as $key=>$sub){ echo "<li>".htmlentities($key,ENT_COMPAT,"UTF-8"); echo "\n<ul>"; foreach($sub as $k=>$s){ echo "<li>".htmlentities($k,ENT_COMPAT,"UTF-8"); echo "\n<ul>"; foreach($s as $i=>$v){ echo "<li>".htmlentities($v,ENT_COMPAT,"UTF-8")."</li>\n"; } echo "</ul>\n</li>"; } echo "</ul>\n</li>"; } echo "</ul>";

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)
8.3.60.0140.00318.43
8.3.50.0120.00922.06
8.3.40.0150.00718.82
8.3.30.0030.01019.19
8.3.20.0070.00020.48
8.3.10.0000.00723.65
8.3.00.0000.00820.77
8.2.180.0120.00316.38
8.2.170.0150.00622.96
8.2.160.0130.00322.09
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0050.00226.16
8.2.120.0050.00517.75
8.2.110.0030.00622.25
8.2.100.0120.00717.61
8.2.90.0040.00419.22
8.2.80.0080.00018.03
8.2.70.0080.00017.75
8.2.60.0030.00717.93
8.2.50.0040.00418.07
8.2.40.0030.00620.07
8.2.30.0000.00818.05
8.2.20.0000.00717.80
8.2.10.0050.00319.53
8.2.00.0040.00417.87
8.1.280.0070.01025.92
8.1.270.0050.00323.88
8.1.260.0000.00826.35
8.1.250.0000.00728.09
8.1.240.0040.00423.73
8.1.230.0000.01219.15
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0030.00617.38
8.1.190.0000.00717.53
8.1.180.0040.00418.10
8.1.170.0090.00018.54
8.1.160.0040.00422.07
8.1.150.0030.00618.65
8.1.140.0070.00017.47
8.1.130.0090.00017.72
8.1.120.0040.00317.47
8.1.110.0050.00217.42
8.1.100.0030.00617.48
8.1.90.0030.00517.38
8.1.80.0040.00417.38
8.1.70.0000.00717.40
8.1.60.0000.00917.61
8.1.50.0000.00817.44
8.1.40.0000.00917.42
8.1.30.0040.00417.62
8.1.20.0030.00517.61
8.1.10.0080.00017.60
8.1.00.0040.00417.41
8.0.300.0070.00018.77
8.0.290.0040.00417.15
8.0.280.0040.00418.45
8.0.270.0040.00417.14
8.0.260.0030.00316.83
8.0.250.0000.00716.89
8.0.240.0070.00316.94
8.0.230.0030.00316.98
8.0.220.0000.00716.75
8.0.210.0030.00316.86
8.0.200.0000.00616.86
8.0.190.0030.00616.83
8.0.180.0000.00716.84
8.0.170.0000.00816.88
8.0.160.0050.00216.86
8.0.150.0000.00716.93
8.0.140.0050.00216.91
8.0.130.0030.00313.42
8.0.120.0050.00316.77
8.0.110.0030.00616.83
8.0.100.0000.00716.70
8.0.90.0030.00316.93
8.0.80.0060.00916.89
8.0.70.0040.00416.93
8.0.60.0000.00816.98
8.0.50.0050.00216.90
8.0.30.0130.00917.01
8.0.20.0120.00617.40
8.0.10.0000.00716.98
8.0.00.0130.00616.95
7.4.330.0000.00515.15
7.4.320.0060.00016.41
7.4.300.0030.00316.59
7.4.290.0070.00016.52
7.4.280.0040.00416.36
7.4.270.0000.00816.54
7.4.260.0000.00716.59
7.4.250.0050.00216.50
7.4.240.0040.00416.60
7.4.230.0070.00016.62
7.4.220.0030.02316.70
7.4.210.0070.00816.55
7.4.200.0030.00316.71
7.4.190.0030.00316.67
7.4.160.0050.01016.45
7.4.150.0080.01217.40
7.4.140.0100.00917.86
7.4.130.0100.01116.60
7.4.120.0120.00716.58
7.4.110.0040.01316.75
7.4.100.0060.01016.43
7.4.90.0070.01516.60
7.4.80.0090.00916.34
7.4.70.0100.00716.45
7.4.60.0030.01716.60
7.4.50.0050.00016.62
7.4.40.0070.01122.77
7.4.30.0140.00316.50
7.4.00.0120.00314.77
7.3.330.0030.00313.23
7.3.320.0030.00313.48
7.3.310.0000.00616.25
7.3.300.0070.00016.39
7.3.290.0140.00316.38
7.3.280.0080.00816.36
7.3.270.0070.01017.40
7.3.260.0090.00916.74
7.3.250.0140.00516.38
7.3.240.0040.01316.70
7.3.230.0060.01016.47
7.3.210.0040.01616.41
7.3.200.0080.00819.39
7.3.190.0110.00616.46
7.3.180.0100.00716.34
7.3.170.0000.02116.65
7.3.160.0140.00416.41
7.3.120.0000.00814.70
7.2.330.0030.01516.87
7.2.320.0080.01116.88
7.2.310.0070.01016.70
7.2.300.0130.00316.76
7.2.290.0150.00316.80
7.2.00.0040.01419.56
7.1.100.0000.01318.28
7.1.70.0000.00717.34
7.1.60.0130.01619.32
7.1.50.0000.01616.90
7.1.00.0100.07022.31
7.0.200.0040.00716.82
7.0.140.0030.07322.19
7.0.100.0030.09020.18
7.0.90.0100.04719.93
7.0.80.0300.07719.91
7.0.70.0170.07719.85
7.0.60.0070.04719.98
7.0.50.0170.07020.41
7.0.40.0030.05320.09
7.0.30.0030.08720.11
7.0.20.0070.08720.09
7.0.10.0100.06720.16
7.0.00.0070.07320.17
5.6.280.0030.07321.10
5.6.250.0130.07020.73
5.6.240.0130.06020.64
5.6.230.0100.08020.66
5.6.220.0070.06020.47
5.6.210.0100.04020.59
5.6.200.0130.05321.14
5.6.190.0200.06321.15
5.6.180.0130.07321.18
5.6.170.0200.06721.05
5.6.160.0100.07021.09
5.6.150.0130.07021.04
5.6.140.0070.06021.08
5.6.130.0170.03721.08
5.6.120.0070.04721.04
5.6.110.0070.07020.93
5.6.100.0030.04321.05
5.6.90.0000.08021.12
5.6.80.0070.04020.47
5.6.70.0070.08320.39
5.6.60.0170.07320.49
5.6.50.0100.07720.34
5.6.40.0100.04320.43
5.6.30.0030.08720.48
5.6.20.0030.08020.45
5.6.10.0100.06320.31
5.6.00.0070.07320.43
5.5.380.0070.07320.33
5.5.370.0100.04320.46
5.5.360.0130.08020.34
5.5.350.0030.07720.34
5.5.340.0030.06320.82
5.5.330.0030.08720.90
5.5.320.0070.07320.75
5.5.310.0130.07320.87
5.5.300.0100.04320.91
5.5.290.0070.08720.84
5.5.280.0070.05020.81
5.5.270.0000.04720.93
5.5.260.0030.08020.93
5.5.250.0070.08320.63
5.5.240.0100.03720.17
5.5.230.0070.07320.30
5.5.220.0100.07720.12
5.5.210.0030.08320.25
5.5.200.0100.07320.20
5.5.190.0130.07020.20
5.5.180.0170.05720.13
5.5.160.0030.08320.16
5.5.150.0070.07320.19
5.5.140.0000.07720.23
5.5.130.0130.07320.19
5.5.120.0030.07320.23
5.5.110.0070.07720.19
5.5.100.0100.07720.08
5.5.90.0070.06720.08
5.5.80.0070.07720.13
5.5.70.0130.07320.13
5.5.60.0100.05720.09
5.5.50.0070.07320.16
5.5.40.0170.05020.02
5.5.30.0070.06720.04
5.5.20.0070.07719.97
5.5.10.0170.06720.11
5.5.00.0030.06720.02
5.4.450.0030.08019.37
5.4.440.0100.06719.38
5.4.430.0030.06719.36
5.4.420.0000.05319.18
5.4.410.0100.06719.32
5.4.400.0100.07019.24
5.4.390.0100.07719.04
5.4.380.0070.04319.16
5.4.370.0070.07019.14
5.4.360.0200.07018.88
5.4.350.0130.03718.85
5.4.340.0070.08019.16
5.4.320.0030.05019.18
5.4.310.0070.04319.09
5.4.300.0100.04318.85
5.4.290.0100.06719.15
5.4.280.0100.07019.11
5.4.270.0070.07319.13
5.4.260.0070.07719.09
5.4.250.0030.05019.04
5.4.240.0100.07318.94
5.4.230.0100.04019.18
5.4.220.0100.03319.09
5.4.210.0130.06018.94
5.4.200.0100.07019.20
5.4.190.0130.06319.13
5.4.180.0030.08019.04
5.4.170.0170.06719.04
5.4.160.0100.05319.05
5.4.150.0000.08319.14
5.4.140.0070.07316.43
5.4.130.0070.08016.46
5.4.120.0070.08716.50
5.4.110.0070.04716.37
5.4.100.0000.07016.39
5.4.90.0070.06716.52
5.4.80.0070.07316.31
5.4.70.0030.06016.32
5.4.60.0070.07316.55
5.4.50.0030.07316.38
5.4.40.0070.04016.37
5.4.30.0070.05716.36
5.4.20.0100.07316.29
5.4.10.0030.04016.42
5.4.00.0170.06315.91
5.3.290.0200.03014.69
5.3.280.0030.05014.72
5.3.270.0070.07014.64
5.3.260.0030.04714.71
5.3.250.0030.06014.68
5.3.240.0070.07714.64
5.3.230.0130.06714.56
5.3.220.0100.04014.54
5.3.210.0070.08314.59
5.3.200.0070.04314.53
5.3.190.0170.06314.55
5.3.180.0100.06014.60
5.3.170.0130.04314.55
5.3.160.0070.07314.58
5.3.150.0070.06314.70
5.3.140.0130.06314.57
5.3.130.0070.04314.59
5.3.120.0030.07314.67
5.3.110.0000.08014.54
5.3.100.0100.06714.13
5.3.90.0070.05314.00
5.3.80.0170.06014.17
5.3.70.0170.07713.96
5.3.60.0030.04314.13
5.3.50.0000.07713.97
5.3.40.0070.06313.98
5.3.30.0100.07014.02
5.3.20.0070.04013.83
5.3.10.0000.06013.68
5.3.00.0070.06013.64
5.2.170.0100.06011.14
5.2.160.0000.06311.11
5.2.150.0070.03311.14
5.2.140.0100.05010.93
5.2.130.0100.05711.02
5.2.120.0100.02711.14
5.2.110.0070.03311.10
5.2.100.0030.02710.89
5.2.90.0030.05711.14
5.2.80.0070.03011.09
5.2.70.0070.06010.91
5.2.60.0000.06711.08
5.2.50.0000.03010.97
5.2.40.0070.06310.85
5.2.30.0070.06010.96
5.2.20.0000.04310.88
5.2.10.0030.04010.92
5.2.00.0000.03710.72
5.1.60.0000.04010.04
5.1.50.0100.02310.07
5.1.40.0100.03010.03
5.1.30.0070.03010.38
5.1.20.0030.05010.38
5.1.10.0000.05010.15
5.1.00.0100.0239.91
5.0.50.0070.0438.55
5.0.40.0030.0278.47
5.0.30.0000.0408.26
5.0.20.0030.0438.26
5.0.10.0000.0238.26
5.0.00.0000.0338.26
4.4.90.0070.0308.26
4.4.80.0000.0178.26
4.4.70.0030.0138.26
4.4.60.0000.0378.26
4.4.50.0030.0208.26
4.4.40.0000.0278.26
4.4.30.0030.0238.26
4.4.20.0030.0308.26
4.4.10.0070.0278.26
4.4.00.0030.0338.26
4.3.110.0000.0208.26
4.3.100.0100.0278.26
4.3.90.0030.0308.26
4.3.80.0000.0278.26
4.3.70.0030.0278.26
4.3.60.0000.0238.26
4.3.50.0000.0308.26
4.3.40.0070.0408.26
4.3.30.0000.0338.26
4.3.20.0030.0308.26
4.3.10.0030.0338.26
4.3.00.0030.0308.26

preferences:
38.96 ms | 401 KiB | 5 Q