public List <clsDesignation> GetDesignationData()
        {
            DataTable dt = new DataTable();
            //SqlConnection con = new SqlConnection(ConfigurationManager.ConnectionStrings["connection"].ConnectionString);
            SqlCommand cmd = new SqlCommand("getDesignationDetails", con);

            cmd.CommandType = CommandType.StoredProcedure;
            con.Open();
            using (SqlDataAdapter ad = new SqlDataAdapter(cmd)) {
                ad.Fill(dt);
            }
            con.Close();
            List <clsDesignation> liDes = new List <clsDesignation>();

            if (dt.Rows.Count >= 1)
            {
                foreach (DataRow row in dt.Rows)
                {
                    clsDesignation desig = new clsDesignation();
                    desig.id = Convert.ToInt32(row["id"].ToString());
                    desig.Designation_Name = row["DesignationName"].ToString();
                    liDes.Add(desig);
                }
            }
            return(liDes);
        }