public Khach(Khach khach) { if (khach != null) { this.maKhach = khach.maKhach; this.LOAIKHACH = khach.LOAIKHACH; } }
public LoaiKhach(LoaiKhach Loaikhach) { if (Loaikhach != null) { this.maLoaiKhach = Loaikhach.maLoaiKhach; this.tenLoaiKhach = Loaikhach.tenLoaiKhach; } }
public Khach(int maKhach, LoaiKhach LOAIKHACH) { this.maKhach = maKhach; this.LOAIKHACH = LOAIKHACH; }