marshall.md

Encode struct to JSON

type FruitBasket struct {
    Name    string
    Fruit   []string
    Id      int64  `json:"ref"`
    private string // An unexported field is not encoded.
    Created time.Time
}

basket := FruitBasket{
    Name:    "Standard",
    Fruit:   []string{"Apple", "Banana", "Orange"},
    Id:      999,
    private: "Second-rate",
    Created: time.Now(),
}

var jsonData []byte
jsonData, err := json.Marshal(basket)
if err != nil {
    log.Println(err)
}
fmt.Println(string(jsonData))

unmarshal.md

Decode JSON to struct

type FruitBasket struct {
    Name    string
    Fruit   []string
    Id      int64 `json:"ref"`
    Created time.Time
}

jsonData := []byte(`
{
    "Name": "Standard",
    "Fruit": [
        "Apple",
        "Banana",
        "Orange"
    ],
    "ref": 999,
    "Created": "2018-04-09T23:00:00Z"
}`)

var basket FruitBasket
err := json.Unmarshal(jsonData, &basket)
if err != nil {
    log.Println(err)
}
fmt.Println(basket.Name, basket.Fruit, basket.Id)
fmt.Println(basket.Created)