public BSL_KhachHang()
{
khachhang = new DL_KhachHang();
}
//xoa khach hang
public static bool XoaKhachHang(string makhachhang)
{
return(DL_KhachHang.KhachHangXoa(makhachhang));
}
//them khach hang
public static bool ThemKhachHang(string maKhachHang, string TenKhachHang, string DiaChi, string dienthoai, string makhuvuc)
{
return(DL_KhachHang.KhachHangThem(maKhachHang, TenKhachHang, DiaChi, dienthoai, makhuvuc));
}
//sua khach hang
public static bool SuaKhachHang(string makhachhang, string ten, string diachi, string dienthoai, string makhuvuc)
{
return(DL_KhachHang.KhachHangSua(makhachhang, ten, diachi, dienthoai, makhuvuc));
}
public static DataTable LayDuLieuKhachHang()
{
return(DL_KhachHang.DuLieuKhachHang());
}
