[Go] struct

package main

import "fmt"

type User struct {
	ID        int
	FirstName string
	LastName  string
	Email     string
}

func main() {
	u := User{ID: 1, FirstName: "Z", LastName: "H", Email: "zh@gmail.com"}
	fmt.Println(u)
}

Useris captizaled, so it is auto exported.

package main

import "fmt"

// User is a user type
type User struct {
	ID                         int
	FirstName, LastName, Email string
}

// Group represents a set of users
type Group struct {
	role           string
	users          []User
	newestUser     User
	spaceAvailable bool
}

func describeUser(u User) string {
	desc := fmt.Sprintf("Name: %s %s, Email: %s", u.FirstName, u.LastName, u.Email)
	return desc
}

func describeGroup(g Group) string {
	desc := fmt.Sprintf("This user group has %d. The newser user is %s %s. Accepting new users: %t", len(g.users), g.newestUser.FirstName, g.newestUser.LastName, g.spaceAvailable)
	return desc
}

func main() {
	u := User{ID: 1, FirstName: "Mark", LastName: "Doel", Email: "mark.doel@gmail.com"}
	u2 := User{ID: 2, FirstName: "Danel", LastName: "Petter", Email: "danel.petter@gmail.com"}
	g := Group{
		role:           "admin",
		users:          []User{u, u2},
		newestUser:     u2,
		spaceAvailable: true,
	}
	fmt.Println(describeUser(u))  // Name: Mark Doel, Email: mark.doel@gmail.com
	fmt.Println(describeGroup(g)) // This user group has 2. The newser user is Danel Petter. Accepting new users: true
}