public static DataTable GetCSVDataTable(string FileName)        {            System.Data.OleDb.OleDbConnection cn = null;            DataTable dt = new DataTable();            string strSheet = "";            try            {                string strConn = "Provider=Microsoft.ACE.OLEDB.12.0;Data Source=" + FileLocation + ";Extended Properties='Text;HDR=yes'";                //查詢語句                 cn = new System.Data.OleDb.OleDbConnection(strConn);                cn.Open();                Object[] objs = new Object[] { null, null, null, "TABLE" };                dt = cn.GetOleDbSchemaTable(System.Data.OleDb.OleDbSchemaGuid.Tables, objs);                if (dt.Rows.Count > 0)                {                    strSheet = dt.Rows[0]["TABLE_NAME"].ToString();                }                dt = new DataTable();                string strSql = "SELECT  *  FROM [" + FileName + "] ";                System.Data.OleDb.OleDbDataAdapter da = new System.Data.OleDb.OleDbDataAdapter(strSql, strConn);                da.Fill(dt);            }            catch (Exception Ex)            {                throw Ex;            }            finally            {                if ((cn != null))                {                    cn.Close();                }                if ((System.IO.File.Exists(FileLocation + FileName)))                {                    System.IO.File.Delete(FileLocation + FileName);                }            }            return dt;        }