PHP从MySQL数据库读出数据用在微信公众号上

[Union Lake]

public function handleEvent($postObj)
    {
          
   //header('Content-type:text/html;charset=utf-8');                                 //定义输出格式编码为utf-8
   $db = new mysqli('127.0.0.1','root','123','weixin');                               //建立mysql数据库连接
   $db->query("SET NAMES utf8");//防止乱码
   $_ROWS = $db->query('SELECT * FROM event_subscribe where IsPublic=1');                          //用sql语句获取数据
   $_ROW = mysqli_fetch_assoc($_ROWS);
      $textTpl = "<xml>
                     <ToUserName><![CDATA[%s]]></ToUserName>
                     <FromUserName><![CDATA[%s]]></FromUserName>
                     <CreateTime>%s</CreateTime>
                    <MsgType><![CDATA[news]]></MsgType>
                     <ArticleCount>1</ArticleCount>
                     <Articles>
                         <item>
                             <Title><![CDATA[%s]]></Title> 
                             <Description><![CDATA[%s]]></Description>
                             <PicUrl><![CDATA[%s]]></PicUrl>
                             <Url><![CDATA[%s]]></Url>
                         </item>                        
                     </Articles>
                     <FuncFlag>1</FuncFlag>
                 </xml>";
         
        $resultStr = sprintf($textTpl, $postObj->FromUserName, $postObj->ToUserName, time(),$_ROW['ess_Title'],$_ROW['ess_Description'],$_ROW['ess_PictureUrl'],$_ROW['ess_Url']);
        
        return $resultStr;
    }