package main
import "fmt"
import "reflect"
func MyMissionMethod(a string){
	fmt.Println("hello, world, this is my mission.")
	fmt.Printf("and this is my params: %s \n", a)
}
func CallMethod(method interface{}){
	// here method is a interface which is a type of func
	fv := reflect.ValueOf(method)
	args := []reflect.Value{reflect.ValueOf("金天")}
	fv.Call(args)
}
func main() {
	mission := MyMissionMethod
	CallMethod(mission)
}