golang struct结构体转json

// convert struct to json

package main

import (
"fmt"
"encoding/json"
)

type Host struct {
IP string
Name string
}

func main() {

m := Host{Name: "Sky", IP: "192.168.23.92"}

b, err := json.Marshal(m)
if err != nil {

fmt.Println("Umarshal failed:", err)
return
}

fmt.Println("json:", string(b))
}