public void Delete(Isp El)
{
for (int i = 0; i < Session1.Count; i++)
{
if (El.Equals(Session1[i]))
{
Session1.RemoveAt(i);
}
}
}
private static void Lab6()
{
Exam first = new First()
{
name = "Math", GradExam = 9, Kolvo = 4
};
Isp quest = new Question()
{
name = "Graphic", GradExam = 7
};
quest.Show();
first.Show();
Console.WriteLine();
Test task = new Test()
{
name = "Grammar (16quest)", GradExam = 10, Kolvo = 7
};
task.Show();
Question tom = new Question()
{
name = "Gr (8quest)", GradExam = 6, Kolvo = 1
};
tom.Show();
Console.WriteLine();
Question exam = new Question()
{
name = "Litersture", Kolvo = 3
};
exam.FirstQuestion();
exam.Show();
Console.WriteLine();
IGradExam first1 = new First()
{
name = "Music", GradExam = 9, Kolvo = 9
}; //Обращение через интерфейсную ссылку
first1.Show();
IGradExam test = new Test()
{
name = "Chemistry", GradExam = 5, Kolvo = 6
};
test.Show();
//операторы is и as
Console.WriteLine();
Test test1 = new Test();
Boolean checkProd = test1 is Test;
if (checkProd == true)
{//Возвращает булевское значение, говорящее о том,
//можете ли вы преобразовать данное выражение в указанный тип
Console.WriteLine("test1 is Test");
}
Console.WriteLine("test1 {0} System.ValueType",
test is ValueType ? "is" : "is not");
Console.WriteLine("test1 {0} Test",
test is Test ? "is" : "is not");
// позволяет преобразовывать тип в определенный ссылочный тип
Console.WriteLine();
Question second = new Question();
Isp QSecond = second as Isp;
QSecond.FirstQuestion();
Console.WriteLine();
IGradExam[] array = new IGradExam[4];
array[0] = first;
array[1] = quest;
array[2] = test;
array[3] = exam;
Printer printer = new Printer();
for (int i = 0; i < 4; i++)
{
printer.IAmPrinting(array[i]);
}
User user1;
user1.name = "User1";
user1.age = 19;
user1.DisplayInfo();
User user2 = new User("User2", 23);
user2.DisplayInfo();
user1 = user2; //Переменные хранят не ссылку на объект, а сам объект. Т.е. при присваивании одной структуре другую, скопируются все поля
user1.DisplayInfo();
Console.WriteLine();
Operation op;
op = Operation.Add;
Console.WriteLine((int)op);
op = Operation.Multiply;
Console.WriteLine(op);
Console.WriteLine();
task.Questions.Add(new Question()
{
name = "Litr", Kolvo = 3
});
task.Questions.Add(new Question()
{
name = "Bio", Kolvo = 5
});
task.Questions.Add(new Question()
{
name = "Mat", Kolvo = 10
});
task.Questions.Add(new Question()
{
name = "Phiz", Kolvo = 15
});
task.Questions.Add(new Question()
{
name = "Chim", Kolvo = 10
});
Session Session = new Session();
Session.Push(first);
Session.Push(exam);
Session.Push(quest);
Session.Push(task);
Session.Show();
Console.WriteLine();
Session.Delete(first);
Session.Show();
Console.WriteLine();
Controller ses = new Controller(Session);
Console.WriteLine("vse isp: " + ses.GetCount());
Console.WriteLine("kolvo testov: " + ses.GetTestCount(5));
Console.ReadLine();
}
public void Push(Isp El)
{
Session1.Add(El);
}