<BR><?php <BR>/** <BR>* 数据访问对象(Data Access Object) 示例 <BR>* <BR>* @create_date: 2010-01-04 <BR>*/ <br><br>class BaseDAO <BR>{ <BR>var $_db = null; <BR>var $_table = null; <br><br>function BaseDAO($config) <BR>{ <BR>$this->_db = new MysqlDB(); // 这里的不能进行操作 <BR>} <br><br>/** <BR>* 获取处理 <BR>* <BR>* @param array $filt<strong style="color:transparent">本文来源gaodai#ma#com搞@@代~&码*网/</strong><strong>搞gaodaima代码</strong>er // 过滤条件 <BR>* @param string $field // 获取字段 <BR>* @param int $page // 当前页 <BR>* @param int $limit // 页数 <BR>*/ <BR>function fetch($filter = array(),$field = "*",$page = 1,$limit = null) <BR>{ <BR>$this->_db->select($filed)->from($this->_table)->where($filter)->limit($page,$limit); <BR>return $this->_db->execute(); <BR>} <br><br>function update(){} <BR>function delete(){} <BR>function insert(){} <BR>} <br><br>class MemberDAO extends BaseDAO <BR>{ <BR>var $_table = "member"; <BR>} <br><br>$oMember = new MemberDAO(); <BR>$oMember->fetch(); <br><br>/** <BR>* 常用到的地方: <BR>* MVC中model层基类 <BR>*/ <BR>?> <BR>