map.vs.structs.mapjson.go

mapjson.go

package main

import (
	"encoding/json"
	"fmt"
)

func main() {
	// Create a map to parse the JSON
	var data map[string]interface{}

	// Define a JSON string
	j := `{"name":"example","numbers":[1,2,3,4],"nested":{"isit":true,"description":"a nested json"}}`

	// Parse our JSON string
	err := json.Unmarshal([]byte(j), &data)
	if err != nil {
		fmt.Printf("Error parsing JSON string - %s", err)
	}

	// Print out one of our JSON values
	fmt.Printf("Name is %s", data["name"].(string))
}