asp.net后台控制HtmlMeta

        HtmlMeta encode = new HtmlMeta();
        encode.HttpEquiv = "Content-Type";
        encode.Content = "text/html; charset=utf-8";
        Page.Header.Controls.Add(encode);

        //Language
        HtmlMeta lang = new HtmlMeta();
        lang.HttpEquiv = "Content-Language";
        lang.Content = "zh-cn";
        Page.Header.Controls.Add(lang);

        //Description
        HtmlMeta desc = new HtmlMeta();
        desc.Name = "Description";
        desc.Content = productInfoModel.P_Desc;
        Page.Header.Controls.Add(desc);

        //Keyword
        HtmlMeta keywords = new HtmlMeta();
        keywords.Name = "keywords";
        keywords.Content = productInfoModel.P_Key;
        Page.Header.Controls.Add(keywords);