<returnsms>
<returnstatus>Success</returnstatus>
<message>ok</message>
<remainpoint>150528</remainpoint>
<taskID>518334</taskID>
<successCounts>1</successCounts>
</returnsms>

解析

//xml的struct结构
type Duanxin struct {
	Returnstatus  string `xml:"returnstatus"`
	Message       string `xml:"message"`
	Remainpoint   string `xml:"remainpoint"`
	TaskID        string `xml:"taskID"`
	SuccessCounts string `xml:"successCounts"`
}

//发手机短信
func Send_duanxin(mobile int64, content string) (dx Duanxin, err error) {
	m := strconv.FormatInt(mobile, 10)
	if len(content) < 30 {
		return dx, errors.New("内容少于30个字符")
	}
	content = content + "【XX公司发送】"
	SendUrl := beego.AppConfig.String("sendurl")
	url := SendUrl + "&mobile=" + m + "&content=" + content

	resp, err := http.Get(url)
	if err != nil {
		return dx, err
	}
	defer resp.Body.Close()
	body, err := ioutil.ReadAll(resp.Body)
	if err != nil {
		return dx, err
	}

	err = xml.Unmarshal(body, &dx)//好方便，就这样就解析了xml，so关键是xml的结构
	return dx, err
}

golang xml解析