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)
8.3.60.0110.00416.50
8.3.50.0100.01217.51
8.3.40.0040.01118.82
8.3.30.0030.01418.70
8.3.20.0050.00318.91
8.3.10.0060.00318.77
8.3.00.0040.00419.16
8.2.180.0150.00018.41
8.2.170.0070.00722.96
8.2.160.0100.00320.39
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0000.00726.16
8.2.120.0030.00621.02
8.2.110.0030.00622.25
8.2.100.0080.00417.69
8.2.90.0090.00019.21
8.2.80.0000.00917.97
8.2.70.0050.00317.63
8.2.60.0000.00818.05
8.2.50.0040.00418.10
8.2.40.0000.00720.59
8.2.30.0040.00419.34
8.2.20.0030.00617.80
8.2.10.0060.00317.58
8.2.00.0040.00417.68
8.1.280.0140.01125.92
8.1.270.0040.00424.66
8.1.260.0110.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00324.02
8.1.230.0080.00322.11
8.1.220.0000.00817.79
8.1.210.0060.00318.77
8.1.200.0090.00017.38
8.1.190.0040.00717.38
8.1.180.0000.00918.10
8.1.170.0000.00818.61
8.1.160.0000.00818.81
8.1.150.0000.00718.90
8.1.140.0000.00717.54
8.1.130.0030.00317.87
8.1.120.0050.00317.41
8.1.110.0040.00417.46
8.1.100.0070.00017.41
8.1.90.0050.00317.38
8.1.80.0040.00417.39
8.1.70.0030.00317.47
8.1.60.0030.00617.60
8.1.50.0000.00917.52
8.1.40.0080.00017.52
8.1.30.0050.00317.66
8.1.20.0040.00417.50
8.1.10.0000.00717.50
8.1.00.0000.00817.40
8.0.300.0090.00018.77
8.0.290.0040.00416.88
8.0.280.0080.00018.39
8.0.270.0000.00717.23
8.0.260.0000.00718.36
8.0.250.0040.00416.83
8.0.240.0080.00016.96
8.0.230.0000.00716.89
8.0.220.0040.00416.80
8.0.210.0030.00316.94
8.0.200.0030.00317.03
8.0.190.0040.00416.96
8.0.180.0000.00716.99
8.0.170.0080.00016.80
8.0.160.0000.00716.91
8.0.150.0060.00316.87
8.0.140.0000.00816.88
8.0.130.0030.00313.29
8.0.120.0000.00716.92
8.0.110.0040.00416.80
8.0.100.0070.00016.80
8.0.90.0040.00416.88
8.0.80.0060.01116.86
8.0.70.0000.00816.91
8.0.60.0000.00716.95
8.0.50.0070.00016.94
8.0.30.0070.01217.20
8.0.20.0100.00817.00
8.0.10.0070.00016.93
8.0.00.0120.00816.81
7.4.330.0020.00212.98
7.4.320.0030.00316.54
7.4.300.0030.00316.60
7.4.290.0000.00816.60
7.4.280.0040.00416.56
7.4.270.0000.00816.59
7.4.260.0000.00613.28
7.4.250.0050.00316.48
7.4.240.0050.00316.62
7.4.230.0030.00316.52
7.4.220.0090.00916.49
7.4.210.0090.00716.56
7.4.200.0030.00316.43
7.4.190.0000.00716.57
7.4.160.0100.00616.42
7.4.150.0150.00416.45
7.4.140.0120.00816.42
7.4.130.0160.00316.41
7.4.120.0060.01216.46
7.4.110.0150.00416.56
7.4.100.0130.00516.55
7.4.90.0130.00416.46
7.4.80.0060.01319.39
7.4.70.0050.01316.56
7.4.60.0070.01116.43
7.4.50.0100.00216.51
7.4.40.0060.00916.23
7.4.30.0170.00316.57
7.4.00.0060.00615.07
7.3.330.0030.00313.33
7.3.320.0000.00613.47
7.3.310.0070.00016.39
7.3.300.0030.00316.27
7.3.290.0030.01016.38
7.3.280.0080.00916.33
7.3.270.0180.00616.42
7.3.260.0150.00416.56
7.3.250.0100.01216.38
7.3.240.0140.00316.62
7.3.230.0090.00916.59
7.3.210.0100.00616.75
7.3.200.0100.00716.34
7.3.190.0100.00616.34
7.3.180.0060.01316.56
7.3.170.0090.00616.32
7.3.160.0080.01116.32
7.3.120.0030.01314.89
7.3.110.0060.00914.99
7.3.100.0050.00215.09
7.3.90.0110.00414.91
7.3.80.0040.00714.71
7.3.70.0070.00715.00
7.3.60.0040.01214.99
7.3.50.0030.00914.85
7.3.40.0090.00314.84
7.3.30.0060.00614.87
7.3.20.0030.00916.51
7.3.10.0050.00916.67
7.3.00.0050.00916.79
7.2.330.0160.01616.70
7.2.320.0070.01016.80
7.2.310.0090.00916.88
7.2.300.0060.01616.60
7.2.290.0160.00616.78
7.2.240.0000.01715.14
7.2.230.0000.01614.99
7.2.220.0000.01415.03
7.2.210.0040.01114.91
7.2.200.0100.00315.11
7.2.190.0070.00715.04
7.2.180.0070.00714.84
7.2.170.0040.01115.13
7.2.160.0100.00314.98
7.2.150.0030.00916.75
7.2.140.0040.00816.80
7.2.130.0070.00717.07
7.2.120.0020.01017.06
7.2.110.0060.00817.12
7.2.100.0080.00816.91
7.2.90.0070.00316.86
7.2.80.0030.01116.89
7.2.70.0050.01017.04
7.2.60.0090.00616.87
7.2.50.0060.00816.96
7.2.40.0060.01117.02
7.2.30.0050.00917.02
7.2.20.0020.01016.90
7.2.10.0080.00716.98
7.2.00.0070.00517.67
7.1.330.0030.01015.82
7.1.320.0060.00615.90
7.1.310.0000.00815.89
7.1.300.0030.00616.02
7.1.290.0040.00715.80
7.1.280.0030.01215.66
7.1.270.0000.01115.85
7.1.260.0030.01015.90
7.1.250.0050.00515.78
7.1.200.0090.00015.82
7.1.100.0150.00917.71
7.1.70.0000.01117.22
7.1.60.0150.00919.40
7.1.50.0170.02034.99
7.1.00.0030.05322.28
7.0.200.0190.00315.03
7.0.140.0100.06022.16
7.0.120.0000.07722.04
7.0.60.0030.04019.96
7.0.50.0000.04317.86
7.0.40.0100.06719.96
7.0.30.0230.04320.11
7.0.20.0270.07020.05
7.0.10.0100.03720.22
7.0.00.0030.06020.21
5.6.210.0100.07320.48
5.6.200.0070.08318.14
5.6.190.0070.08720.51
5.6.180.0270.06320.46
5.6.170.0230.03320.46
5.6.160.0000.06720.55
5.6.150.0100.08018.18
5.6.140.0030.05318.17
5.6.130.0200.07318.19
5.6.120.0130.08021.13
5.6.110.0070.07720.89
5.6.100.0030.04320.91
5.6.90.0070.08721.00
5.6.80.0070.07020.37
5.5.350.0130.06720.44
5.5.340.0000.05017.98
5.5.330.0000.05020.29
5.5.320.0030.07720.38
5.5.310.0330.06020.29
5.5.300.0070.04318.07
5.5.290.0030.06318.05
5.5.280.0100.08020.89
5.5.270.0170.07320.65
5.5.260.0030.07320.66
5.5.250.0070.06320.55
5.5.240.0400.06320.27
5.4.450.0070.04719.18
5.4.440.0100.07719.53
5.4.430.0130.04719.48
5.4.420.0030.04319.30
5.4.410.0070.05319.34
5.4.400.0130.04319.12
5.4.390.0070.03719.24
5.4.380.0030.05019.08
5.4.370.0170.06319.24
5.4.360.0070.03719.12
5.4.350.0030.06319.08
5.4.340.0100.07719.24
5.4.320.0070.04319.16
5.4.310.0070.03719.16
5.4.300.0100.03318.85
5.4.290.0000.05319.00
5.4.280.0070.04018.98
5.4.270.0070.08019.14
5.4.260.0030.04019.17
5.4.250.0100.07018.88
5.4.240.0130.06018.85
5.4.230.0100.07018.99
5.4.220.0070.07719.07
5.4.210.0100.03719.24
5.4.200.0100.03319.14
5.4.190.0000.08019.23
5.4.180.0030.07718.86
5.4.170.0100.03719.23
5.4.160.0000.04719.16
5.4.150.0070.03719.13
5.4.140.0070.05016.38
5.4.130.0030.06016.49
5.4.120.0000.08016.26
5.4.110.0070.07716.52
5.4.100.0000.04016.46
5.4.90.0070.07316.41
5.4.80.0130.06316.38
5.4.70.0030.05016.68
5.4.60.0170.06016.39
5.4.50.0100.06716.35
5.4.40.0070.03316.27
5.4.30.0030.04316.27
5.4.20.0030.03316.40
5.4.10.0000.04016.45
5.4.00.0000.03715.95
5.3.290.0070.03714.70
5.3.280.0000.08314.50
5.3.270.0100.06014.66
5.3.260.0000.05014.78
5.3.250.0030.03714.61
5.3.240.0000.07714.64
5.3.230.0130.06714.76
5.3.220.0070.06014.61
5.3.210.0130.03314.57
5.3.200.0100.04314.59
5.3.190.0030.04714.63
5.3.180.0070.05714.57
5.3.170.0070.07314.47
5.3.160.0030.08314.62
5.3.150.0030.03714.72
5.3.140.0000.05014.58
5.3.130.0030.03714.56
5.3.120.0000.04014.59
5.3.110.0000.04014.55
5.3.100.0000.04014.07
5.3.90.0000.04014.04
5.3.80.0000.03714.05
5.3.70.0000.04014.19
5.3.60.0070.03014.07
5.3.50.0000.03713.96
5.3.40.0000.03714.00
5.3.30.0130.03314.08
5.3.20.0030.03313.71
5.3.10.0000.03713.66
5.3.00.0070.03013.62
5.2.170.0030.02711.05
5.2.160.0000.03011.30
5.2.150.0000.03011.00
5.2.140.0000.03311.30
5.2.130.0000.03011.09
5.2.120.0000.03011.05
5.2.110.0000.03011.00
5.2.100.0030.02711.04
5.2.90.0000.03011.05
5.2.80.0000.03010.95
5.2.70.0030.02711.03
5.2.60.0070.03010.95
5.2.50.0070.02710.96
5.2.40.0000.03010.87
5.2.30.0000.03010.90
5.2.20.0070.02710.97
5.2.10.0030.02710.71
5.2.00.0030.02710.71
5.1.60.0030.02310.01
5.1.50.0000.0309.97
5.1.40.0030.02310.02
5.1.30.0030.02310.35
5.1.20.0030.02310.36
5.1.10.0030.0239.90
5.1.00.0000.0279.97
5.0.50.0030.0208.62
5.0.40.0000.0208.41
5.0.30.0000.0308.28
5.0.20.0000.0208.19
5.0.10.0000.0208.22
5.0.00.0000.0308.22
4.4.90.0030.0137.87
4.4.80.0070.0107.87
4.4.70.0030.0137.87
4.4.60.0000.0177.87
4.4.50.0000.0177.87
4.4.40.0000.0237.87
4.4.30.0000.0177.87
4.4.20.0030.0137.87
4.4.10.0030.0137.87
4.4.00.0000.0237.87
4.3.110.0030.0137.87
4.3.100.0000.0137.87
4.3.90.0000.0137.87
4.3.80.0030.0307.87
4.3.70.0000.0137.87
4.3.60.0000.0137.87
4.3.50.0000.0177.87
4.3.40.0000.0237.87
4.3.30.0000.0137.87
4.3.20.0030.0137.87
4.3.10.0000.0137.87
4.3.00.0000.0207.87

preferences:
45.06 ms | 401 KiB | 5 Q