//使用组合的方式实现多继承  type Phone struct{}    func (p *Phone) Call() string {      return "Ring Ring"  }    type Camera struct{}    func (c *Camera) TakeAPicture() string {      return "Click"  }    //多继承  type CameraPhone struct {      Camera      Phone  }    func structTest0803() {      cp := new(CameraPhone)      fmt.Println("Our new CameraPhone exhibits multiple behaviors ...")      fmt.Println("It exhibits behavior of a Camera: ", cp.TakeAPicture())      fmt.Println("It works like a Phone too: ", cp.Call())        /*Output:      Our new CameraPhone exhibits multiple behaviors ...      It exhibits behavior of a Camera:  Click      It works like a Phone too:  Ring Ring      */  }