xml文件和DataTable之间相互转换

 1 using System.Xml;
 2 using System.Xml.Serialization;
 3        /// <summary>
 4         /// 下面两个方法实现xml文件和datatable间的相互转换
 5         /// </summary>
 6         /// <param name="strXml"></param>
 7         /// <returns></returns>
 8         public StringBuilder datatableToXml(DataTable dt) //返回stringbuilder类型
 9         {
10             StringBuilder stb = new StringBuilder();
11             XmlSerializer serializer = new XmlSerializer(typeof(DataTable));
12             XmlWriter writer = XmlWriter.Create(stb);
13             serializer.Serialize(writer, dt);
14             writer.Close();
15             return stb;
16         }
17 
18         public DataTable xmlToDatatable(string strXml) //返回datatable类型
19         {
20             StringReader sr = new StringReader(strXml);
21             XmlTextReader xtr = new XmlTextReader(sr);
22             DataTable dt = new DataTable();
23             dt.ReadXml(xtr);
24             sr.Close();
25             xtr.Close();
26             return dt;
27         }