//打开XML文件
FileStream fs = new FileStream(Server.MapPath("xml.xml") , FileMode.Open,FileAccess.Read);
// 附加Streamreader
StreamReader rder = new StreamReader(fs);
//从 Streamreader 读取 XML 数据
DataSet ds = new DataSet();
ds.ReadXml(rder);
//将 XML 数据绑定至 DataSet
DataView mySource = new DataView(ds.Tables[0]);
DataGrid1.DataSource = mySource;
DataGrid1.DataBind();