$list = array ( array ('id' => '1','menuname' => '系统设置','parentid' => '0','sort' => '0',), array ('id' => '2','menuname' => '用户管理','parentid' => '0','sort' => '1',), array ('id' => '3','menuname' => '文章管理','parentid' => '0','sort' => '2',), array ('id' => '4','menuname' => '评论管理','parentid' => '0','sort' => '3',), array ('id' => '5','menuname' => '类别管理','parentid' => '0','sort' => '4',), array ('id' => '6','menuname' => '用户列表','parentid' => '1','sort' => '0',), array ('id' => '7','menuname' => '用户审核','parentid' => '2','sort' => '2',), array ('id' => '8','menuname' => '文章新增','parentid' => '3','sort' => '3',), array ('id' => '9','menuname' => '文章审核','parentid' => '3','sort' => '4',),);function tree(&$list,$parent_id,$deep){static $tree = array();foreach($list as $v){if($v['parentid'] == $parent_id){$v['sort'] = $deep;$tree[] = $v;tree($list,$v['id'],$deep+1);}}return $tree;}$result = tree($list,0,0); // 无限极分类echo '<pre>';print_r($result);echo '<pre>';foreach($result as $v){echo '|' . str_repeat('----',$v['sort']);echo $v['menuname'];echo '<br />';}
