- //这个是核心方法
- function generateTree($items){
-     $tree = array();
-     foreach($items as $item){
-         if(isset($items[$item['pid']])){
-             $items[$item['pid']]['son'][] =& $items[$item['id']];
-         }else{
-             $tree[] =& $items[$item['id']];
-         }
-     }
-     return $tree;
- }
- //这个是从发数据库中取出的数据
- $items = array(
-     1 => array('id' => 1, 'pid' => 0, 'name' => '安徽省'),
-     2 => array('id' => 2, 'pid' => 0, 'name' => '浙江省'),
-     3 => array('id' => 3, 'pid' => 1, 'name' => '合肥市'),
-     4 => array('id' => 4, 'pid' => 3, 'name' => '长丰县'),
-     5 => array('id' => 5, 'pid' => 1, 'name' => '安庆市'),
- );
- print_r(generateTree($items));
 
 
             
            posted @ 
2018-07-31 13:50 
Ares0023 
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