代码如下：
复制代码代码如下:php session_start();define ('P_S', PATH_SEPARATOR);define ('ROOT', "./");set_include_path(ROOT .P_S .'Zend' .P_S .ROOT.get_include_path());//加载ZEND 框架require_once ROOT.'Zend/Loader.php';require_once 'usercheck.php';//加载访问权限Zend_Loader::loadFile('function.class.php', $dirs='class/', $once=false);//加载函数Zend_Loader::loadClass('Zend_Db');//加载数据库类Zend_Loader::loadClass('Zend_Config_Ini');//加载配置类$config = new Zend_Config_Ini('config.php', 'general');//创建配置对象$db = Zend_Db::factory($config->db->adapter,$config->db->config->toArray());//创建数据库对象$select=$db->select();$select->from('ResClass',array('lsh','name'));$select->where('steps = 1');$rs=$db->fetchAll($select);foreach ($rs as $res){echo ' '.$res['lsh'].$res['name']."";Visit($res['lsh'],1);}function Visit($nodeid,$stept){global $db;$recordset = "SELECT lsh,name FROM ResClass WHERE parent=".$nodeid; //搜索nodeid的所有下层节点$rs=$db->fetchAll($recordset);foreach($rs as $rss){if(!$rss) return; //已经是叶子节点，直接返回else{for ($i=0;$iecho " ";}echo ' '.$rss['lsh'].$rss['name']."";Visit($rss['lsh'],$stept+1);}}}?>