object myObject = new object(); Console.WriteLine(myObject.ToString()); Console.WriteLine(myObject.GetHashCode());
string message = "Hello, World!"; Console.WriteLine(message.Length); Console.WriteLine(message.ToUpper());
ListPackage Library: System.Collections.dllnumbers = new List (); numbers.Add(1); numbers.Add(2); numbers.Add(3); Console.WriteLine(numbers.Count); Console.WriteLine(numbers.Contains(2));