golang json解析到map中

package main
import (
	"fmt"
	"encoding/json"
)
type ItemMessage struct {
	ItemType     int   `json:"itemType"`
	ItemId       int   `json:"itemId"`
	ItemCount    int   `json:"itemCount"`
	GoodsStatue  *GoodsStatue
}
type GoodsStatue struct{
	GoodsId  int
	GoodsPrice  int
}
func main() {
	JsonString := make(map[int]string)
	item := make(map[int]*GoodsStatue)
	JsonString[0] = `{"itemType": 1, "itemId": 2, "itemCount": 3, "GoodsStatue":{"GoodsId": 123, "GoodsPrice": 22}}`
	JsonString[1] = `{"itemType": 4, "itemId": 5, "itemCount": 6, "GoodsStatue":{"GoodsId": 456, "GoodsPrice": 33}}`
	for k, v := range JsonString{
		var res ItemMessage
		json.Unmarshal([]byte(v), &res)
		item[k] = res.GoodsStatue
	}
	for k, v := range item{
		fmt.Printf("k= %+v, v=%+v\n", k, *v)
	}
}

package main
import (
	"fmt"
	"encoding/json"
)
type ItemMessage struct {
	ItemType     int   `json:"itemType"`
	ItemId       int   `json:"itemId"`
	ItemCount    int   `json:"itemCount"`
	GoodsStatue  *GoodsStatue
}
type GoodsStatue struct{
	GoodsId  int
	GoodsPrice  int
}
func main() {
	var item ItemMessage
	xsk :=  `{"itemType": 1, "itemId": 2, "itemCount": 3, "GoodsStatue":{"GoodsId": 123, "GoodsPrice": 22}}`
	json.Unmarshal([]byte(xsk), &item)
	fmt.Printf("item= %+v item.GoodsStatue=%+v\n", item, *item.GoodsStatue)
}

package main
import (
	"fmt"
	"encoding/json"
)
type ItemMessage struct {
	ItemType     int   `json:"itemType"`
	ItemId       int   `json:"itemId"`
	ItemCount    int   `json:"itemCount"`
	GoodsStatue  *GoodsStatue
}
type GoodsStatue struct{
	GoodsId  int
	GoodsPrice  int
}
func main() {
	item := make(map[int][]ItemMessage, 10)
	JsonString := make(map[int]string)
	JsonString[0] = `{"itemType": 1, "itemId": 2, "itemCount": 3, "GoodsStatue":{"GoodsId": 123, "GoodsPrice": 22}}`
	JsonString[1] = `{"itemType": 4, "itemId": 5, "itemCount": 6, "GoodsStatue":{"GoodsId": 456, "GoodsPrice": 33}}`
	for k, v := range JsonString{
		var res ItemMessage
		json.Unmarshal([]byte(v), &res)
		item[k] = append(item[k], res)
	}
	for k,v := range item{
		fmt.Printf("item=%+v item.GoodsStatue=%+v\n", item[k], *v[0].GoodsStatue)
	}
}