public QuanLyLopHoc TimTheoHoTen(string ho)
        {
            QuanLyLopHoc kq = new QuanLyLopHoc();

            for (int i = 0; i < siSo; i++)
            {
                if (danhsach[i].XuatHoLot() == ho)
                {
                    kq.Them(danhsach[i]);
                }
            }
            return(kq);
        }
        public QuanLyLopHoc TimTheoMaSo(string ma)
        {
            QuanLyLopHoc kq = new QuanLyLopHoc();

            for (int i = 0; i < siSo; i++)
            {
                if (danhsach[i].XuatMaSoSV() == ma)
                {
                    kq.Them(danhsach[i]);
                }
            }
            return(kq);
        }
Exemple #3
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        static void Main(string[] args)
        {
            QuanLyLopHoc a = new QuanLyLopHoc();

            a.NhapDS();
            a.Xuat();
            QuanLyLopHoc kq = new QuanLyLopHoc();
            string       ho;

            Console.WriteLine("1. Tim sinh vien theo Ho Ten");
            Console.Write("Nhap Ho Ten sinh vien can tim: ");
            ho = Console.ReadLine();
            kq = a.TimTheoHoTen(ho);
            kq.Xuat();

            string ten;

            Console.WriteLine("2. Tim tat ca sinh vien theo Ten");
            Console.Write("Nhap Ten sinh vien can tim: ");
            ten = Console.ReadLine();
            a.TimTatCaTheoTen(ten);
            string ma;

            Console.WriteLine("3. Tim sinh vien theo MSSV");
            Console.Write("Nhap MSSV can tim: ");
            ma = Console.ReadLine();
            kq = a.TimTheoMaSo(ma);
            kq.Xuat();
            a.BoSungSinhVien();
            a.Xuat();
            string masv;

            Console.Write("\n5. Nhap MSSV cua sinh vien can xoa: ");
            masv = Console.ReadLine();
            a.XoaSVTheoMa(masv);
            a.Xuat();
            QuanLyLopHoc b = new QuanLyLopHoc();

            Console.WriteLine("================================= DANH SACH SINH VIEN DOC TU FILE =================================");
            b.Read(@"C:\Users\ASUS\Desktop\C#\LAB\LTHDT_CSharp\1710197_TranThanhKhoa_QuanLySinhVien\1710197_TranThanhKhoa_QuanLySinhVien\DuLieu.txt");
            b.Xuat();
            b.Write(@"C:\Users\ASUS\Desktop\C#\LAB\LTHDT_CSharp\1710197_TranThanhKhoa_QuanLySinhVien\1710197_TranThanhKhoa_QuanLySinhVien\DuLieuSaoChep.txt");
            Console.WriteLine("Ma Hoa thong tin!");
            b.MaHoa();
            b.Xuat();
            Console.WriteLine("Giai Ma thong tin!");
            b.GiaiMa();
            b.Xuat();
            Console.ReadLine();
        }