protected void GridView1_SelectedIndexChanged(object sender, EventArgs e) { GridViewRow row = GridView1.SelectedRow; int maHoaDon = int.Parse(((Label)row.FindControl("maHoaDon")).Text); List <PhieuHdChiTiet> list = PhieuHdChiTiet_BUS.GetAll().Where(m => m.MaPhieuHd == maHoaDon).ToList(); GridView2.DataSource = list; GridView2.DataBind(); }
public int total() { int maPhieuHd = PhieuHd_BUS.GetAll().ToList().Last().MaPhieuHd; int ck; if (tbxCK.Text == "") { ck = 0; } else { ck = Convert.ToInt32(tbxCK.Text); } int m = PhieuHdChiTiet_BUS.GetAll().ToList().Where(p => p.MaPhieuHd == maPhieuHd).Sum(p => Convert.ToInt32(p.ThanhTien)) * (100 - ck) / 100; return(m); }