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<?php//读取数据header("Content-Type:text/html;charset=utf-8");class IndexAction extends Action {   public function index() {      $db = M('User');//实例化模型类，      $select = $db->where('user="mr"')->order('id desc')-          >limit(3)->select();//执行查询语句      $this->assign('select',$select);//模板变量赋值      $this->display();//制定模板页   }   public function insert() {   $dba = M('User');//实例化模型类，   $data['user'] = 'mr';   $data['pass'] = md5('mrsoft');   $data['address'] = '保定市';   $result = $dba->add($data);//执行添加数据   if($result) {      $this->redirect('Index/index',:,2,'页面跳转中');//页面重定向      }   }}?>

<foreach name='select' item='user'>  <tr class="content">    <td bgcolor="#FFFFFF">&nbsp;{$user.id}</td>    <td bgcolor="#FFFFFF">&nbsp;{$user.user}</td>    <td bgcolor="#FFFFFF">&nbsp;{$user.address}</td>  </tr>  </foreach><form id="form1" name="form1" method="post" action="_URL_/insert">input type="submit" name="button" id="button" value="数据添加"/></form>