Type switching.go

package main

import (
	"log"
)

func main() {

	user := User{
		Name:  "hello",
		Email: "[email protected]",
	}

	WriteLog(user)

}

// WriteLog accepts any kind of objects and logs them
func WriteLog(data interface{}) {
	switch result := data.(type) {
	case User:
		log.Println("Found user: ", result.Name)
	default:
		log.Println(data)

	}

}

type User struct {
	Name  string
	Email string
}