Golang初级系列教程-多重继承

PhoneMobilePhonePhoneCameraPhoneCameraPhoneCameraPhoneCameraPhoneCameraPhoneCameraPhoneCameraPhonePhoneCamera
interfaceGoCameraPhoneCameraPhone
package main

import "fmt"

type Camera struct { }

func (_ Camera) takePicture() string { //not using the type, so discard it by putting a _
    return "Click"
}

type Phone struct { }

func (_ Phone ) call() string { //not using the type, so discard it by putting a _
    return "Ring Ring"
}

// multiple inheritance
type CameraPhone struct {
    Camera //has anonymous camera
    Phone //has anonymous phone
}

func main() {
    cp := new (CameraPhone)  //a new camera phone instance
    fmt.Println("Our new CameraPhone exhibits multiple behaviors ...")
    fmt.Println("It can take a picture: ", cp.takePicture()) //exhibits behavior of a Camera
    fmt.Println("It can also make calls: ", cp.call()) //... and also that of a Phone
}
Our new CameraPhone exhibits multiple behaviors ...
It can take a picture: Click
It can also make calls: Ring Ring
CameraPhoneCameraPhone
Go

Golang一种神奇的语言，让我们一起进步