webservices datatable 序列化

      /// 序列化DataTable
      /// </summary>
      /// <param name="pDt">包含数据的DataTable</param>
      /// <returns>序列化的DataTable</returns>
      public static string SerializeDataTableXml(DataTable pDt,string pdtname) {
          // 序列化DataTable
          pDt.TableName = pdtname;
          StringBuilder sb = new StringBuilder();
          XmlWriter writer = XmlWriter.Create(sb);
         XmlSerializer serializer = new XmlSerializer(typeof(DataTable));
         serializer.Serialize(writer, pDt);
         writer.Close();
         return sb.ToString();
     }
        /// <summary>
          /// 反序列化DataTable
         /// </summary>
         /// <param name="pXml">序列化的DataTable</param>
         /// <returns>DataTable</returns>
         public static DataTable DeserializeDataTable(string pXml) {
 
             StringReader strReader = new StringReader(pXml);
             XmlReader xmlReader = XmlReader.Create(strReader);
            XmlSerializer serializer = new XmlSerializer(typeof(DataTable));

            DataTable dt = serializer.Deserialize(xmlReader) as DataTable;
            return dt;
        }