public PhieuThuePhongDTO[] LayDanhSachPhieuThuePhongTrangThai1Va2() { PhieuThuePhongDTO[] phieuThuePhongs = phieuThuePhongDAO.LayDanhSachPhieuThuePhong(); List <PhieuThuePhongDTO> lsPhieuThuePhong = new List <PhieuThuePhongDTO>(); int n = phieuThuePhongs.Length; for (int i = 0; i < n; i++) { if (phieuThuePhongs[i].TrangThai == 1 || phieuThuePhongs[i].TrangThai == 2) { lsPhieuThuePhong.Add(phieuThuePhongs[i]); } } return(lsPhieuThuePhong.ToArray()); }