package main
import (
"fmt"
)
type Phone interface {
call()
}
type NokiaPhone struct {
}
func (phone NokiaPhone) call() {
fmt.Println("nokia phone call")
}
type IPhone struct {
}
func (phone IPhone) call() {
fmt.Println("iphone phone call")
}
func main() {
var nokiaPhone, iPhone Phone
nokiaPhone = new(NokiaPhone)
iPhone = new(IPhone)
nokiaPhone.call()
iPhone.call()
}
输出结果