经纬度转换地图坐标api示例代码

经纬度转换地图坐标api支持百度、谷歌、GPS三大经纬度互相转化。

基于php的经纬度转换地图坐标api调用代码实例

<!--?php
// +----------------------------------------------------------------------
// | JuhePHP [ NO ZUO NO DIE ]
// +----------------------------------------------------------------------
// | Copyright (c) 2010-2015 http://juhe.cn All rights reserved.
// +----------------------------------------------------------------------
// | Author: Juhedata <info@juhe.cn-->
// +----------------------------------------------------------------------

//----------------------------------
// 地图坐标服务调用示例代码 － 聚合数据
// 在线接口文档：http://www.juhe.cn/docs/32
//----------------------------------

header('Content-type:text/html;charset=utf-8');

//配置您申请的appkey
$appkey = "*********************";

//************1.经纬度转换************
$url = "http://v.juhe.cn/offset/index";
$params = array(
"lng" => "",//经度,如：116.3974965092
"lat" => "",//纬度,如：39.908700982285396
"type" => "",//转换类型，1：GPS->百度， 2: 百度->GPS ，3:GPS->谷歌， 4:谷歌->GPS<br/>     5:百度->谷歌 ，6:谷歌->百度
"dtype" => "",//返回数据格式：json或xml或jsonp,默认json
"callback" => "",//返回格式选择jsonp时，必须传递
"key" => $appkey,//你申请的key
);
$paramstring = http_build_query($params);
$content = juhecurl($url,$paramstring);
$result = json_decode($content,true);
if($result){
if($result['error_code']=='0'){
print_r($result);
}else{
echo $result['error_code'].":".$result['reason'];
}
}else{
echo "请求失败";
}
//**************************************************

/**
* 请求接口返回内容
* @param  string $url [请求的URL地址]
* @param  string $params [请求的参数]
* @param  int $ipost [是否采用POST形式]
* @return  string
*/
function juhecurl($url,$params=false,$ispost=0){
$httpInfo = array();
$ch = curl_init();

curl_setopt( $ch, CURLOPT_HTTP_VERSION , CURL_HTTP_VERSION_1_1 );
curl_setopt( $ch, CURLOPT_USERAGENT , 'JuheData' );
curl_setopt( $ch, CURLOPT_CONNECTTIMEOUT , 60 );
curl_setopt( $ch, CURLOPT_TIMEOUT , 60);
curl_setopt( $ch, CURLOPT_RETURNTRANSFER , true );
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
if( $ispost )
{
curl_setopt( $ch , CURLOPT_POST , true );
curl_setopt( $ch , CURLOPT_POSTFIELDS , $params );
curl_setopt( $ch , CURLOPT_URL , $url );
}
else
{
if($params){
curl_setopt( $ch , CURLOPT_URL , $url.'?'.$params );
}else{
curl_setopt( $ch , CURLOPT_URL , $url);
}
}
$response = curl_exec( $ch );
if ($response === FALSE) {
//echo "cURL Error: " . curl_error($ch);
return false;
}
$httpCode = curl_getinfo( $ch , CURLINFO_HTTP_CODE );
$httpInfo = array_merge( $httpInfo , curl_getinfo( $ch ) );
curl_close( $ch );
return $response;
}

基于Python的经纬度转换地图坐标api调用代码实例

#!/usr/bin/python
# -*- coding: utf-8 -*-
import json, urllib
from urllib import urlencode

#----------------------------------
# 地图坐标服务调用示例代码 － 聚合数据
# 在线接口文档：http://www.juhe.cn/docs/32
#----------------------------------

def main():

#配置您申请的APPKey
appkey = "*********************"

#1.经纬度转换
request1(appkey,"GET")

#经纬度转换
def request1(appkey, m="GET"):
url = "http://v.juhe.cn/offset/index"
params = {
"lng" : "", #经度,如：116.3974965092
"lat" : "", #纬度,如：39.908700982285396
"type" : "", #转换类型，1：GPS->百度， 2: 百度->GPS ，3:GPS->谷歌， 4:谷歌->GPS<br/>     5:百度->谷歌 ，6:谷歌->百度
"dtype" : "", #返回数据格式：json或xml或jsonp,默认json
"callback" : "", #返回格式选择jsonp时，必须传递
"key" : appkey, #你申请的key

}
params = urlencode(params)
if m =="GET":
f = urllib.urlopen("%s?%s" % (url, params))
else:
f = urllib.urlopen(url, params)

content = f.read()
res = json.loads(content)
if res:
error_code = res["error_code"]
if error_code == 0:
#成功请求
print res["result"]
else:
print "%s:%s" % (res["error_code"],res["reason"])
else:
print "request api error"

if __name__ == '__main__':
main()
using System;

基于C#的经纬度转换地图坐标api调用代码实例

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Net;
using System.IO;
using Xfrog.Net;
using System.Diagnostics;
using System.Web;

//----------------------------------
// 地图坐标服务调用示例代码 － 聚合数据
// 在线接口文档：http://www.juhe.cn/docs/32
// 代码中JsonObject类下载地址:http://download.csdn.net/download/gcm3206021155665/7458439
//----------------------------------

namespace ConsoleAPI
{
class Program
{
static void Main(string[] args)
{
string appkey = "*******************"; //配置您申请的appkey

//1.经纬度转换
string url1 = "http://v.juhe.cn/offset/index";

var parameters1 = new Dictionary<string, string>();

parameters1.Add("lng" , ""); //经度,如：116.3974965092
parameters1.Add("lat" , ""); //纬度,如：39.908700982285396
parameters1.Add("type" , ""); //转换类型，1：GPS->百度， 2: 百度->GPS ，3:GPS->谷歌， 4:谷歌->GPS<br/>     5:百度->谷歌 ，6:谷歌->百度
parameters1.Add("dtype" , ""); //返回数据格式：json或xml或jsonp,默认json
parameters1.Add("callback" , ""); //返回格式选择jsonp时，必须传递
parameters1.Add("key", appkey);//你申请的key

string result1 = sendPost(url1, parameters1, "get");

JsonObject newObj1 = new JsonObject(result1);
String errorCode1 = newObj1["error_code"].Value;

if (errorCode1 == "0")
{
Debug.WriteLine("成功");
Debug.WriteLine(newObj1);
}
else
{
//Debug.WriteLine("失败");
Debug.WriteLine(newObj1["error_code"].Value+":"+newObj1["reason"].Value);
}

}

/// <summary>
/// Http (GET/POST)
/// </summary>
/// <param name="url">请求URL</param>
/// <param name="parameters">请求参数</param>
/// <param name="method">请求方法</param>
/// <returns>响应内容</returns>
static string sendPost(string url, IDictionary<string, string> parameters, string method)
{
if (method.ToLower() == "post")
{
HttpWebRequest req = null;
HttpWebResponse rsp = null;
System.IO.Stream reqStream = null;
try
{
req = (HttpWebRequest)WebRequest.Create(url);
req.Method = method;
req.KeepAlive = false;
req.ProtocolVersion = HttpVersion.Version10;
req.Timeout = 5000;
req.ContentType = "application/x-www-form-urlencoded;charset=utf-8";
byte[] postData = Encoding.UTF8.GetBytes(BuildQuery(parameters, "utf8"));
reqStream = req.GetRequestStream();
reqStream.Write(postData, 0, postData.Length);
rsp = (HttpWebResponse)req.GetResponse();
Encoding encoding = Encoding.GetEncoding(rsp.CharacterSet);
return GetResponseAsString(rsp, encoding);
}
catch (Exception ex)
{
return ex.Message;
}
finally
{
if (reqStream != null) reqStream.Close();
if (rsp != null) rsp.Close();
}
}
else
{
//创建请求
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url + "?" + BuildQuery(parameters, "utf8"));

//GET请求
request.Method = "GET";
request.ReadWriteTimeout = 5000;
request.ContentType = "text/html;charset=UTF-8";
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
Stream myResponseStream = response.GetResponseStream();
StreamReader myStreamReader = new StreamReader(myResponseStream, Encoding.GetEncoding("utf-8"));

//返回内容
string retString = myStreamReader.ReadToEnd();
return retString;
}
}

/// <summary>
/// 组装普通文本请求参数。
/// </summary>
/// <param name="parameters">Key-Value形式请求参数字典</param>
/// <returns>URL编码后的请求数据</returns>
static string BuildQuery(IDictionary<string, string> parameters, string encode)
{
StringBuilder postData = new StringBuilder();
bool hasParam = false;
IEnumerator<KeyValuePair<string, string>> dem = parameters.GetEnumerator();
while (dem.MoveNext())
{
string name = dem.Current.Key;
string value = dem.Current.Value;
// 忽略参数名或参数值为空的参数
if (!string.IsNullOrEmpty(name))//&& !string.IsNullOrEmpty(value)
{
if (hasParam)
{
postData.Append("&");
}
postData.Append(name);
postData.Append("=");
if (encode == "gb2312")
{
postData.Append(HttpUtility.UrlEncode(value, Encoding.GetEncoding("gb2312")));
}
else if (encode == "utf8")
{
postData.Append(HttpUtility.UrlEncode(value, Encoding.UTF8));
}
else
{
postData.Append(value);
}
hasParam = true;
}
}
return postData.ToString();
}

/// <summary>
/// 把响应流转换为文本。
/// </summary>
/// <param name="rsp">响应流对象</param>
/// <param name="encoding">编码方式</param>
/// <returns>响应文本</returns>
static string GetResponseAsString(HttpWebResponse rsp, Encoding encoding)
{
System.IO.Stream stream = null;
StreamReader reader = null;
try
{
// 以字符流的方式读取HTTP响应
stream = rsp.GetResponseStream();
reader = new StreamReader(stream, encoding);
return reader.ReadToEnd();
}
finally
{
// 释放资源
if (reader != null) reader.Close();
if (stream != null) stream.Close();
if (rsp != null) rsp.Close();
}
}
}
}

基于GO的经纬度转换地图坐标api调用代码实例

package main
import (
"io/ioutil"
"net/http"
"net/url"
"fmt"
"encoding/json"
)

//----------------------------------
// 地图坐标服务调用示例代码 － 聚合数据
// 在线接口文档：http://www.juhe.cn/docs/32
//----------------------------------

const APPKEY = "*******************" //您申请的APPKEY

func main(){

//1.经纬度转换
Request1()

}

//1.经纬度转换
func Request1(){
//请求地址
juheURL :="http://v.juhe.cn/offset/index"

//初始化参数
param:=url.Values{}

//配置请求参数,方法内部已处理urlencode问题,中文参数可以直接传参
param.Set("lng","") //经度,如：116.3974965092
param.Set("lat","") //纬度,如：39.908700982285396
param.Set("type","") //转换类型，1：GPS->百度， 2: 百度->GPS ，3:GPS->谷歌， 4:谷歌->GPS<br/>     5:百度->谷歌 ，6:谷歌->百度
param.Set("dtype","") //返回数据格式：json或xml或jsonp,默认json
param.Set("callback","") //返回格式选择jsonp时，必须传递
param.Set("key",APPKEY) //你申请的key

//发送请求
data,err:=Get(juheURL,param)
if err!=nil{
fmt.Errorf("请求失败,错误信息:\r\n%v",err)
}else{
var netReturn map[string]interface{}
json.Unmarshal(data,&netReturn)
if netReturn["error_code"].(float64)==0{
fmt.Printf("接口返回result字段是:\r\n%v",netReturn["result"])
}
}
}

// get 网络请求
func Get(apiURL string,params url.Values)(rs[]byte ,err error){
var Url *url.URL
Url,err=url.Parse(apiURL)
if err!=nil{
fmt.Printf("解析url错误:\r\n%v",err)
return nil,err
}
//如果参数中有中文参数,这个方法会进行URLEncode
Url.RawQuery=params.Encode()
resp,err:=http.Get(Url.String())
if err!=nil{
fmt.Println("err:",err)
return nil,err
}
defer resp.Body.Close()
return ioutil.ReadAll(resp.Body)
}

// post 网络请求 ,params 是url.Values类型
func Post(apiURL string, params url.Values)(rs[]byte,err error){
resp,err:=http.PostForm(apiURL, params)
if err!=nil{
return nil ,err
}
defer resp.Body.Close()
return ioutil.ReadAll(resp.Body)
}

基于JAVA的经纬度转换地图坐标api调用代码实例

import java.io.BufferedReader;
import java.io.DataOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.UnsupportedEncodingException;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLEncoder;
import java.util.HashMap;
import java.util.Map;

import net.sf.json.JSONObject;

/**
*地图坐标服务调用示例代码 － 聚合数据
*在线接口文档：http://www.juhe.cn/docs/32
**/

public class JuheDemo {
public static final String DEF_CHATSET = "UTF-8";
public static final int DEF_CONN_TIMEOUT = 30000;
public static final int DEF_READ_TIMEOUT = 30000;
public static String userAgent =  "Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/29.0.1547.66 Safari/537.36";

//配置您申请的KEY
public static final String APPKEY ="*************************";

//1.经纬度转换
public static void getRequest1(){
String result =null;
String url ="http://v.juhe.cn/offset/index";//请求接口地址
Map params = new HashMap();//请求参数
params.put("lng","");//经度,如：116.3974965092
params.put("lat","");//纬度,如：39.908700982285396
params.put("type","");//转换类型，1：GPS->百度， 2: 百度->GPS ，3:GPS->谷歌， 4:谷歌->GPS<br/>     5:百度->谷歌 ，6:谷歌->百度
params.put("dtype","");//返回数据格式：json或xml或jsonp,默认json
params.put("callback","");//返回格式选择jsonp时，必须传递
params.put("key",APPKEY);//你申请的key

try {
result =net(url, params, "GET");
JSONObject object = JSONObject.fromObject(result);
if(object.getInt("error_code")==0){
System.out.println(object.get("result"));
}else{
System.out.println(object.get("error_code")+":"+object.get("reason"));
}
} catch (Exception e) {
e.printStackTrace();
}
}

public static void main(String[] args) {

}

/**
*
* @param strUrl 请求地址
* @param params 请求参数
* @param method 请求方法
* @return  网络请求字符串
* @throws Exception
*/
public static String net(String strUrl, Map params,String method) throws Exception {
HttpURLConnection conn = null;
BufferedReader reader = null;
String rs = null;
try {
StringBuffer sb = new StringBuffer();
if(method==null || method.equals("GET")){
strUrl = strUrl+"?"+urlencode(params);
}
URL url = new URL(strUrl);
conn = (HttpURLConnection) url.openConnection();
if(method==null || method.equals("GET")){
conn.setRequestMethod("GET");
}else{
conn.setRequestMethod("POST");
conn.setDoOutput(true);
}
conn.setRequestProperty("User-agent", userAgent);
conn.setUseCaches(false);
conn.setConnectTimeout(DEF_CONN_TIMEOUT);
conn.setReadTimeout(DEF_READ_TIMEOUT);
conn.setInstanceFollowRedirects(false);
conn.connect();
if (params!= null && method.equals("POST")) {
try {
DataOutputStream out = new DataOutputStream(conn.getOutputStream());
out.writeBytes(urlencode(params));
} catch (Exception e) {
// TODO: handle exception
}
}
InputStream is = conn.getInputStream();
reader = new BufferedReader(new InputStreamReader(is, DEF_CHATSET));
String strRead = null;
while ((strRead = reader.readLine()) != null) {
sb.append(strRead);
}
rs = sb.toString();
} catch (IOException e) {
e.printStackTrace();
} finally {
if (reader != null) {
reader.close();
}
if (conn != null) {
conn.disconnect();
}
}
return rs;
}

//将map型转为请求参数型
public static String urlencode(Map<String,Object>data) {
StringBuilder sb = new StringBuilder();
for (Map.Entry i : data.entrySet()) {
try {
sb.append(i.getKey()).append("=").append(URLEncoder.encode(i.getValue()+"","UTF-8")).append("&");
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
}
}
return sb.toString();
}
}