golang post get 方式获取json数据

func checkErr(err error) {
    if err != nil {
        fmt.Println(err)
        panic(err)
    }
}
  
// post方式获取json数据
func Post(value1, value2, value3 int)  {
    var c map[string]interface{}
    // 提交数据的url
    url := "https://baidu.com/test"
    client := &http.Client{}
    data := fmt.Sprintf("{\"key1\":%v,\"key2\":%v,\"key3\":%v}", value1, value2, value3)
    req, err := http.NewRequest("POST", url, bytes.NewBuffer([]byte(data)))
    checkErr(err)
    req.Header.Add("Content-Type", "application/json;charset=UTF-8")
    resp, err := client.Do(req)
    checkErr(err)
    defer resp.Body.Close()
    body, err := ioutil.ReadAll(resp.Body)
    checkErr(err)
    err = json.Unmarshal(body, &c)
    checkErr(err)
    fmt.Println(c)
}
  
// get方式获取json数据
func Get() {
    var c map[string]interface{}
    url := "https://baidu.com/test"
    client := &http.Client{}
    req, err := http.NewRequest("GET", url, nil)
    checkErr(err)
    req.Header.Add("Content-Type", "application/json;charset=UTF-8")
    resp, err := client.Do(req)
    checkErr(err)
    defer resp.Body.Close()
    body, err := ioutil.ReadAll(resp.Body)
    checkErr(err)
    err = json.Unmarshal(body, &c)
    checkErr(err)
    fmt.Println(c)
}