将XML字符串写入到XML文件并保存到指定路径

          /// <summary>

         /// 将XML字符串写入到XML文件

         /// </summary>

        /// <param name="strXML"></param>

        private int WriteStrToXML(string strXmlName, string strXML)

        {

            try

            {

                string filepath = System.Web.HttpContext.Current.Server.MapPath("~/CatitalXML");

                if (!Directory.Exists(filepath))

                    Directory.CreateDirectory(filepath);

                filepath = filepath + "/" + DateTime.Now.ToString("yyyy-MM-ddHHmmss") + strXmlName + ".XML";

                XmlDocument xdoc = new XmlDocument();

                xdoc.AppendChild(xdoc.CreateXmlDeclaration("1.0", "UTF-8", null));//xml文件头

                xdoc.LoadXml(strXML);

                xdoc.Save(filepath);

                return 0;

            }

            catch (Exception)

            {

                return -1;

            }

        }