public DataTable bll_Search(string Name)
    {
        Dal_reg dl = new Dal_reg();

        return(dl.Dal_Search(Name.ToString()));
    }
    public void bll_delete(int id)
    {
        Dal_reg dl = new Dal_reg();

        dl.Dal_delete(id);
    }
    public void bll_update(int id, string Name, string Dob, string Ninumber, string Address)
    {
        Dal_reg dl = new Dal_reg();

        dl.Dal_update(id, Name.ToString(), Dob.ToString(), Ninumber.ToString(), Address.ToString());
    }
    public DataTable fillback(int id)
    {
        Dal_reg dl = new Dal_reg();

        return(dl.fillback(id));
    }
    public DataTable bll_Display()
    {
        Dal_reg dl = new Dal_reg();

        return(dl.Dal_Display());
    }
    public void bll_save(string Name, string Dob, string Ninumber, string Address)
    {
        Dal_reg dl = new Dal_reg();

        dl.Dal_save(Name.ToString(), Dob.ToString(), Ninumber.ToString(), Address.ToString());
    }