根据文件路径 读取xml文件文本

        /// <summary>
        /// 根据文件路径 读取xml文本
        /// </summary>
        /// <param name="xmlFilePath"></param>
        /// <returns></returns>
        public string ReadTXTByFileName(string FilePath)
        {
            string strMsg = string.Empty;
            try
            {
                XmlDocument doc = new XmlDocument();
                doc.Load(System.Web.HttpContext.Current.Server.MapPath(FilePath));
                strMsg = doc.InnerXml;
                
                //读取文本内容（txt内容）
                //FileInfo fi = new FileInfo(System.Web.HttpContext.Current.Server.MapPath(FilePath));
                //StreamReader sr = fi.OpenText();
                //strMsg = sr.ReadToEnd();
                //sr.Close();
            }
            catch (Exception ex)
            {
                strMsg = "Error";
            }
            return strMsg;
        }