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Google Maps calculates the two-point distance function based on the longitude and latitude.

Latitude Longpolling longitude Calculate the two-point distance function based on the longitude and latitude in the Google Maps script. Private const double earth_radius = 6378.137;Private Static double rad (double D){Return D * Math. PI/180.0;} Public static double getdistance (double LAT1, double lng1, double LAT2, double lng2){Double radlat1 = rad (LAT1 );Double radlat2 = rad (LAT2 );Double A = radla

JS+HTML5 _javascript tips for getting user location information and displaying it on Google Maps

The examples in this article describe the methods that JS+HTML5 gets the user's geographic information and displays on Google Maps. Share to everyone for your reference. The implementation method is as follows: I hope this article will help you with your Web programming.

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