RSS

            string url = "http://127.0.0.1/";
            StringBuilder sb = new StringBuilder();
            sb.Append(@"<?xml version=""1.0"" encoding=""utf-8""?>");
            sb.Append("<rss version=\"2.0\">");
            sb.Append("<channel>");
            sb.Append("<generator>Me</generator>");
            sb.Append("<title>推荐内容</title>");
            sb.AppendFormat("<link>{0}</link>", url);
            sb.Append("<description><![CDATA[推荐内容]]></description>");
            for (int i = 0; i < dt.Rows.Count; i++)
            {
                sb.Append("<item>");
                sb.AppendFormat("<title><![CDATA[{0}]]></title>", dt.Rows[i]["Title"] );
                sb.AppendFormat("<author><![CDATA[{0}]]></author>", dt.Rows[i]["UserID"]);
                sb.AppendFormat("<description><![CDATA[{0}]]></description>",dt.Rows[i]["Title"]);
                sb.AppendFormat("<pubDate>{0}</pubDate>", Convert.ToDateTime(dt.Rows[i]["CreateDate"].ToString()).ToString("yyyy-MM-dd HH:mm"));
                sb.AppendFormat("<link><![CDATA[{0}{1}{2}]]></link> ", ID","UserID");
                sb.Append("</item>");
            }
            sb.Append("</channel>");
            sb.Append("</rss>");
            return sb.ToString();

页面输出

            Rss rss = new Rss();
            // 输出 MIME 类型
            Response.ContentType = "application/xml";
            // 编码
            Response.ContentEncoding = Encoding.UTF8;
            Response.Write(rss.GetRSS());
            Response.Flush();
            Response.Close();