Example returned by GPS correction Interface

DEMO code:

Using system;

Using system. Collections. Generic;

Using system. LINQ;

Using system. text;

Using system. net. Security;

Using system. Security. cryptography. x509certificates;

Using system. net;

Using system. IO;

Using system. Io. compression;

Using system. Text. regularexpressions;

Using system. Web. Script. serialization;

Namespace Map

{

Class Program

{

Static void main (string [] ARGs)

{

String key = "************************";

String old_lnglat = "116.44361, 39.93554 ";

String url = "http://api.haoservice.com/api/Convertlnglat? Old_lnglat = "+ old_lnglat +" & Key = "+ key;

WebClient WC = new WebClient ();

WC. Encoding = encoding. utf8;

String STR = WC. downloadstring (URL );

Console. writeline (STR );

Console. readkey ();

}

}

}

Example returned by GPS correction Interface

Interface Information

URL: http://api.haoservice.com/api/convertlnglat

Supported format: JSON

HTTP Request Method: Get post

Demo: http://api.haoservice.com/api/Convertlnglat? Old_lnglat = 116.44361, 39.93554 & Key = the key you applied

Returned results:

{"Error_code": 0,

"Reason": "successful ",

"Result ":

{"Address": "Dongzhimen Street (Dongcheng District), Xingfu Village Middle Road, Chaoyang district, Beijing, opens the Northeast happiness Plaza in Sanlitun ",

"Province": "municipality ",

"City": "Beijing ",

"Dist": "Chaoyang District ",

"Area": "Happy Village Middle Road ",

"Town": "Dongzhimen Street (Dongcheng District )",

"Village": "Sanlitun ",

"Poi": "Opening happiness square ",

"Poitype": "Residential Area ",

"Direction": "Northeast China ",

"Di stance": 0.0,

"Roadname": "Sanlitun East 3 Street ",

"Roaddirection": "North ",

"Roaddistance": 0.0}

}

}

Note:

Apply for the key value on the web page (http://www.haoservice.com/docs/15) and pass the key and the old_lnglat parameters to run

If an error occurs, refer to the code table below:

Return Code Description

0 successful

Request key with 10001 Error

10002 this key has no request permission

The 10003 key expires.

SDK key with 10004 Error

10005 application not reviewed timeout. Please submit for authentication

10007 unknown request source (the server has not obtained an IP address)

10008 forbidden IP Address

10009 forbidden key

10011 the current IP request exceeds the limit

10012 the current key request has exceeded the limit.

10013 the test key exceeds the request limit

10020 interface Maintenance

10021 disable the interface

10022 the number of requests remaining on demand for the appkey is zero.

10023 invalid request IP Address

10024 network errors

10025 no results found

Example returned by GPS correction Interface