static void Main(string[] args) { Student s = new Student(); s.input(); s.Output(); }
public static int login(string path) { while (true) { Console.WriteLine("------>登录<------"); Console.WriteLine(); Console.WriteLine("Tip:学生登录名为学号"); Console.WriteLine(); Console.Write("Username:"******"Password:"******"用户名或密码错误!按任意键重新登录..."); Console.Clear(); continue; } if (username == "admin" && username == password) // 教师用户 { Teacher teacher = new Teacher(path); teacher.input(); // 处理输入 return(1); } string sql = "SELECT Sno FROM student WHERE Sno= " + username; // 查看是否是学生用户 SQLiteDataReader reader = connect.selectSQL(sql); if (reader == null) // 若出错 { UI.waitReturn("用户名或密码错误!按任意键重新登录..."); Console.Clear(); continue; } while (reader.Read()) { if (reader["Sno"].ToString() == username) // 若匹配数据库的学号 { Student stu = new Student(username, path); stu.input(); return(2); } } UI.waitReturn("用户名或密码错误!按任意键重新登录..."); Console.Clear(); } }
static void Main(string[] args) { Student s1 = new Student(); s1.printDefaultConstructor(); Student s = new Student("Ghulam Ghous", "2018-CS-31"); s.printParameterizedConstructor(); s.input(); s.Output(); Console.ReadLine(); ; }