go run users.go

users.go

package main

import (
	"encoding/json"
	"fmt"
	"net/http"
)

//In a struct, a third parameter in a variable/type declaration is called a tag
type User struct {
	Name  string `json:"name"` 
	Email string `json:"email"`
	ID    int    `json:"int"`
}

func userRouter(w http.ResponseWriter, r *http.Request) {

	ourUser := User{}
	ourUser.Name = "Rodolfo Guzman"
	ourUser.Email = "santo@elsanto.com"
	ourUser.ID = 666
	output, _ := json.Marshal(&ourUser)
	fmt.Fprintln(w, string(output))

}

func main() {

	fmt.Println("Starting JSON server")
	http.HandleFunc("/user", userRouter)
	http.ListenAndServe(":8080", nil)

}