摘要： demo 来自 CLR via C#（第三版）View Code 1 static void Main(string[] args) 2 { 3 Point p = new Point(1, 1); 4 Console.WriteLine(p); 5 6 p.Change(2, 2); 7 Console.WriteLine(p); 8 9 Object o = p;10 Console.WriteLine(o);11 12 ... 阅读全文