static void Main(string[] args)
{
Pet[] pets = new Pet[] { new Dog("Wangcai"), new Cat("Xiaoming"), new Dog("xiaoPeng") };
//也可以使用基类的引用，只能调用基类中的方法
//Pet dog2 = new Dog("xxx");
for (int i = 0; i < pets.Length; i++)
{
pets[i].Speak();
}
Console.ReadKey();
Cat xiaoming = new Cat("xiaoming");
ICatchMouse icatchmouse = (ICatchMouse)xiaoming;
IClimbTree iclimbtree = (IClimbTree)xiaoming;
//通过对象调用
xiaoming.CatchMouse();
xiaoming.ClimbTree();
//通过接口调用
icatchmouse.CatchMouse();
iclimbtree.ClimbTree();
Console.ReadKey();
//调用静态方法
Dog.ShowNum();
Console.ReadKey();
//使用静态类扩展的方法
Dog dog = new Dog("ergouzi");
dog.HowToFeedDog();
Console.ReadKey();
}
public static void catchTask(ICatchMouse c)
{
c.Catch();
}