Put Example in Golang

put_example.go

func putFriend() {
	resourceURL := "http://rest.learncode.academy/api/johnbob/friends/5b496ac679f71d000f953faa"
	payload := strings.NewReader("{\"FirstName\": \"Bob\"}")

	req, err := http.NewRequest("PUT", resourceURL, payload)
	if err != nil {
		panic(err)
	}

	req.Header.Add("content-type", "application/json")

	res, err := http.DefaultClient.Do(req)
	if err != nil {
		panic(err)
	}
	defer res.Body.Close()

	body, err := ioutil.ReadAll(res.Body)

	if err != nil {
		panic(err)
	}

	fmt.Println(res)
	fmt.Println(string(body))
}