C#事件Event--猫捉老鼠
1 猫类Cat
class Cat{ public string name; public string color; public Cat(string name, string color){ this.name = name; this.color = color; } public void catComing(){ Console.write(color + "颜色的" + name + "猫" + "走来了",) catCome; } public Event Action catCome; }
2 mouse类
class Mouse { private string name; private string color; public Mouse (string name, string color, Cat cat) { this.name = name; this.color = color; cat.catCome += this.RunAway; } public void RunAway() { Console.WriteLine(color + "的老鼠" + name + "说:毛来了,赶紧跑。"); } }
3. main
class Program { static void Main(string[] args) { Cat cat = new Cat("加菲猫", "黄色"); Mouse mouse1 = new Mouse("米老鼠", "灰色", cat); //cat.catCome += mouse1.RunAway; Mouse mouse2 = new Mouse("唐老鸭", "白色", cat); //cat.catCome += mouse2.RunAway; cat.CatComing(); //cat.catCome()/*;*/ Console.ReadKey(); } }