package main
import "fmt"
type IAnimal interface {
Run()
}
type Animal struct{}
func (a *Animal) Escape(ianimal IAnimal) {
ianimal.Run()
}
func (a *Animal) Run() {
fmt.Printf("Animal Run.n")
}
type Dog struct {
s Animal
}
func (d *Dog) Run() {
fmt.Printf("Dog Run.n")
}
func main() {
dog := &Dog{}
dog.s.Escape(dog) //触发 Dog Run
ad:=&Animal{}
ad.Escape(ad)//触发 Animal Run
}
