Unnamed

<?php	class Channel {		private $id = 0;		private $name = '';		private $parent = 0;		private $childs = array();		public function __construct(&$a, $id = 0, $name = '', $parent = 0){			$this->id = (int)$id;			$this->name = (string)$name;			$this->parent = (int)$parent;			if($parent !== -1){				$a[$parent]->addChild($a[(int)$id]);			}		}		public function addChild(&$child){			$this->childs[] = &$child;		}		public function getName(){			return $this->name;		}		public function getChilds(){			return $this->childs;		}	}	$a[0] = '';	$a[0] = new Channel(&$a, 0, 'main', -1);	$a[1] = '';	$a[1] = new Channel(&$a, 1, 'chan 1', 0);	$a[2] = '';	$a[2] = new Channel(&$a, 2, 'chan 2', 0);	$a[3] = '';	$a[3] = new Channel(&$a, 3, 'sub chan 1', 1);	$a[4] = '';	$a[4] = new Channel(&$a, 4, 'sub chan 2', 2);	$a[5] = '';	$a[5] = new Channel(&$a, 5, 'sub sub chan 1', 3);		function drawTree(&$a, $p){		$puce = '-'.$p;		if(gettype($a) == 'object'){			printf("%s %s<br />", $puce, $a->getName());			$tabs = $a->getChilds();			foreach($tabs AS $i => $channel){				drawTree($channel, $puce);			}		}	}	drawTree($a[0], '>');?>