static void ClassTaker(MyClass myClass) { myClass.change = "changed"; }
static void Main(string[] args) { //1 //size 3 for easy checking if entered from the console const int count = 3; Train[] trains = new Train[count]; int year, month, day; Console.WriteLine("Enter data about trains"); for (int i = 0; i < count; i++) { Console.Write("Enter destination: "); string dest = Console.ReadLine(); Console.Write("Enter train number: "); int numb = int.Parse(Console.ReadLine()); Console.WriteLine("Enter date time: "); Console.Write("year - "); year = int.Parse(Console.ReadLine()); Console.Write("month - "); month = int.Parse(Console.ReadLine()); Console.Write("day - "); day = int.Parse(Console.ReadLine()); trains[i] = new Train(dest, numb, new DateTime(year, month, day)); } Console.WriteLine(); Console.Write("Enter train number: "); int number = int.Parse(Console.ReadLine()); bool hasFoundValue = false; foreach (Train train in trains) { if (number == train.number) { train.Show(); hasFoundValue = true; } } if (!hasFoundValue) { Console.WriteLine("Train does not exist"); } Console.WriteLine(); //2 MyClass myClass = new MyClass { change = "not changed" }; MyStruct myStruct = new MyStruct { change = "not changed" }; Console.WriteLine("MyClass"); Console.WriteLine(myClass.change); //not changed ClassTaker(myClass); Console.WriteLine(myClass.change); //changed Console.WriteLine("MyStruct"); Console.WriteLine(myStruct.change); //not changed StructTaker(myStruct); Console.WriteLine(myStruct.change); //not changed Console.WriteLine(); //3 NoteBook noteBook = new NoteBook("Z200", "HP", 20000); noteBook.Show(); Console.ReadLine(); }