DataRow etrow = data.Tables[0].Rows[0];XmlDataDocument xmlDoc = new XmlDataDocument();DataSet myDataSet = xmlDoc.DataSet;try{ xmlDoc.DataSet.ReadXml("ee.xml");}catch{return data;}DataRow[] row = xmlDoc.DataSet.Tables[0].Select("ID=3"); if(row.Length==0) return data; 转载于:https://www.cnblogs.com/zhuangjunx/archive/2007/03/17/677834.html