public Result <bool> insert_diem(string masv, string mamon, string diem)
        {
            Result <bool> rs = new Result <bool>();

            try
            {
                tbl_diem temp = new tbl_diem();
                temp.masv  = masv;
                temp.mamon = mamon;
                temp.diem  = diem;

                db.tbl_diems.InsertOnSubmit(temp);
                db.SubmitChanges();
                rs.data      = true;
                rs.errorCode = ErrorCode.Sucess;
                return(rs);
            }
            catch (Exception e)
            {
                rs.data       = false;
                rs.errorCode  = ErrorCode.False;
                rs.errorInfor = e.ToString();
                return(rs);
            }
        }
 public Diem_ett(tbl_diem diem)
 {
     masv      = diem.masv;
     mamon     = diem.mamon;
     this.diem = diem.diem;
 }
        public Result<bool> insert_diem(string masv, string mamon, string diem)
        {
            Result<bool> rs = new Result<bool>();
            try
            {
                tbl_diem temp = new tbl_diem();
                temp.masv = masv;
                temp.mamon = mamon;
                temp.diem = diem;

                db.tbl_diems.InsertOnSubmit(temp);
                db.SubmitChanges();
                rs.data = true;
                rs.errorCode = ErrorCode.Sucess;
                return rs;
            }
            catch (Exception e)
            {
                rs.data = false;
                rs.errorCode = ErrorCode.False;
                rs.errorInfor = e.ToString();
                return rs;
            }
        }
 public Diem_ett(tbl_diem diem)
 {
     masv = diem.masv;
     mamon = diem.mamon;
     this.diem = diem.diem;
 }