DataTable DataSource(string xmlFile)
{
DataSet objDs = new DataSet();
//假设xml文件放在App_Data目录下
objDs.ReadXml(HttpContext.Current.Server.MapPath("~/App_Data/" + xmlFile));
return objDs.Tables[0];
}
string GetFeildText(DataTable dt, string condition, string outPutFieldText)
{
string result = string.Empty;
DataRow[] row = dt.Select(condition);
if (row.Length > 0)
result = row[0][outPutFieldText].ToString();
return result;
}
//假设需求是：根据id找name
string GetSexName(string id)
{
string condition = "id= '" + id+ "'";
return GetFeildText(DataSource(), condition, "name");
}