package main

                                        import (
                                            "encoding/json"
                                            "encoding/xml"
                                            "fmt"
                                            "io/ioutil"
                                            "net/http"
                                        )

                                        const (
                                            URL   = "https://api.ip138.com/mobile/"
                                            TOKEN = "bd4c2bf9a38ab06f7cae88c9759ee172"
                                        )

                                        //----------------------------------
                                        // 手机号查询接口调用示例代码
                                        //----------------------------------

                                        // xml struct
                                        type xmlinfo struct {
                                            Ret  string          `xml:"ret"`
                                            Mobile string        `xml:"mobile"`
                                            Data locationxmlInfo `xml:"data"`
                                        }

                                        type locationxmlInfo struct {
                                            Province string `xml:"province"`
                                            City     string `xml:"city"`
                                            Card     string `xml:"card"`
                                            Zone     string `xml:"zone"`
                                        }

                                        //json struct
                                        type jsoninfo struct {
                                            Ret  　　 string    `json:"ret"`
                                            Mobile   string    `json:"mobile"`
                                            Data [4] string    `json:"data"`
                                        }

                                        func main() {
                                            mobileLocation("13600130000","xml")
                                        }

                                        func mobileLocation(mobile string,dataType string) {

                                            queryUrl := fmt.Sprintf("%s?mobile=%s&datatype=%s",URL,mobile,dataType)
                                            client := &http.Client{}
                                            reqest, err := http.NewRequest("GET",queryUrl,nil)

                                            if err != nil {
                                                fmt.Println("Fatal error ",err.Error())
                                            }

                                            reqest.Header.Add("token",TOKEN)
                                            response, err := client.Do(reqest)
                                            defer response.Body.Close()

                                            if err != nil {
                                                fmt.Println("Fatal error ",err.Error())
                                            }
                                            if response.StatusCode == 200 {
                                                bodyByte, _ := ioutil.ReadAll(response.Body)

                                                if dataType == "jsonp" {
                                                    var info jsoninfo
                                                    json.Unmarshal(bodyByte,&info)
                                                    fmt.Println(info.Mobile)
                                                } else if dataType == "xml" {
                                                    var info xmlinfo
                                                    xml.Unmarshal(bodyByte,&info)
                                                    fmt.Println(info.Mobile)
                                                }
                                            }

                                            return
                                        }