smarty中的foreach循环

/*右部一级标题*/ ?? ?$chansql = "select * from `".$db_prefix."channel` where channel_root_id='0' and channel_name!='满意度调查' and channel_name!='医院首页' and channel_name!='服务热点' and channel_name!='通知消息' and channel_name!='院务新闻' order by `channel_id` desc limit 0,20"; ?? ?$chanNews=$Db->FetchAll($chansql); ?? ?/*右部文章标题*/ ?? ?foreach($chanNews as $key=>$value){ ?? ??? ??? ? $ywSql =? "select `article_id`,`article_cid`,`article_title`,`article_content`,`index_flash` from `".$db_prefix."article`? order by `article_id` desc limit 0,50"; ?? ??? ??? ? $ywNews=$Db->FetchAll($ywSql); ?? ??? ?}