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<?php
class Tree
{
// public $data=array();//ËùÓнڵãÖµ
// public $cateArray=array();//ËùÓи¸½Úµã
function Tree()
{
}
//setNode(Ŀ¼ID,Éϼ¶ID£¬Ä¿Â¼Ãû×Ö);
function setNode ($id, $parent, $value){
$parent = $parent?$parent:0;
$this->data[$id] = $value;//»ñÈ¡µ±Ç°ID¶ÔÓ¦µÄµ±Ç°Ä¿Â¼Ãû
$this->cateArray[$id] = $parent;//»ñÈ¡µ±Ç°ID¶ÔÓ¦µÄ¸¸·ÖÀàID
//echo $id."->".$this->cateArray[$id]."--".$this->data[$id]."<br>";
}
function getChilds($id=0)
{
$childArray=array();
$childs=$this->getChild($id);
foreach ($childs as $child)
{
$childArray[]=$child;
$childArray=array_merge($childArray,$this->getChilds($child));//id µÝ¹é ÀÛ¼Ó
}
return $childArray;
}
function getChild($id)
{
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