how to get gps coordinates on iphone

First you need to know the GPS coordinate system. The GPS coordinate system follows the WGS-84 standard, under which the GPS chip can emit different packet formats. The GPS data can be classified into Gpgga, Gpgsa, GPGSV, GPRMC and so on, according to the different frame-frame head of the data. These frame headers iden

protected void Page_Load (object sender, EventArgs e){ 　　　　　　 //get current Latitude stringLatitude ="117.707677"; //Get current longitude stringLongitude ="39.084097"; //Baidu coordinate conversion API stringPath ="http://api.map.baidu.com/ag/coord/convert?from=0to=4x="+ Latitude +"y="+ Longitude +""; HttpWebRequest WebRequest=(HttpWebRequest) webrequest.create

Android GPS obtains the coordinates of the current longitude and latitude In the APP, there may be a need to upload the coordinates of the current location to the server. Today, I provide three ways to obtain the coordinates of the longitude and latitude. The first is implemented through the Android API, the second is

Status Init Status code Normal 0, abnormal non 0, detailed status code description Result JSON or XML array Conversion results Consistent with input order X Float Abscissa Y Float Ordinate Delphi's Invocation processProcedure Gpstobaidu (Gx,gy:real;var bx,by:real);Consturs1= ' http://api.map.baidu.com/geoconv/v1/?coords= ';Urs2= ' ak= your secret key ';//Two

How to coordinate coordinates of GPS longitude and latitude Original article:Http://hi.baidu.com/myonlylovegg/blog/item/dacc24d4db648acc51da4b28.html It is easy to convert longitude and latitude to decimal.As follows:Decimal degrees = degrees + minutes/60 + seconds/3600Example: 57 ° 55 '56. 6 "= 57 + 55/60 + 56.6/3600 = 57.9323888888888114 ° 65 '24. 6 "= 114 + 65/60 + 24.6/3600 = calculate the result by you

, currently supported by the type of coordinates include: Bd09ll (Baidu latitude and longitude coordinates), GCJ02LL (national survey of latitude and longitude coordinates), Wgs84ll (GPS latitude and longitude) Location Is No 38.76623,116.43213 lat Get