Parse JSON into a struct

main.go

// :collection Essential Go
package main

import (
	"encoding/json"
	"fmt"
	"log"
)

// :show start
type Person struct {
	Name       *string `json:"name"`
	Age        int     `json:"age"`
	City       string
	Occupation string
}

var jsonStr = `{
	"name": "Jane",
	"age": 24,
	"city": "ny"
}`

// :show end

func main() {
	// :show start
	var p Person
	err := json.Unmarshal([]byte(jsonStr), &p)
	if err != nil {
		log.Fatalf("json.Unmarshal failed with '%s'\n", err)
	}
	fmt.Printf("Person struct parsed from JSON: %#v\n", p)
	fmt.Printf("Name: %#v\n", *p.Name)
	// :show end
}