go encode decode json

import "encoding/json"
func Marshal(v interface{}) ([]byte, error)

type ColorGroup struct {  

    ID     int  

    Name   string  //


记得


大写!!!!



    Colors []string  

}  

group := ColorGroup{  

    ID:     1,  

    Name:   "Reds",  

    Colors: []string{"Crimson", "Red", "Ruby", "Maroon"},  

}  

b, err := json.Marshal(group)  

func Unmarshal(data []byte, v interface{}) error

var jsonBlob = []byte(`[  

    {"Name": "Platypus", "Order": "Monotremata"},  

    {"Name": "Quoll",    "Order": "Dasyuromorphia"}  

]`)  

type Animal struct {  

    Name  string  

    Order string  

}  

var animals []Animal  

err := json.Unmarshal(jsonBlob, &animals)