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Show your Current Location in Google Maps using ASP.NET C# website and Google Maps API

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Descriptions:

  • Add this script tag inside <Head> section "
  • <script type="text/javascript"
  • src="https://maps.googleapis.com/maps/api/js?key=AIzaSyByJmQq7PkPaznZUFsH7AesFNUz82U8iOc&sensor=false">
    •
  • </script>"
    •
  • Inside this Script add your own Key value  [
    • key=AIzaSyByJmQq7PkPaznZUFsH7AesFNUz82U8iOc]  from Google Code https://code.google.com/apis/console/
  • 1. Getting User Location function in Javascript coding
       function success(position) {
        var latitude = position.coords.latitude;
        var longitude = position.coords.longitude;
        var city = position.coords.locality;
        var myLatlng = new google.maps.LatLng(latitude, longitude);
        var myOptions = {
            center: myLatlng,
            zoom: 12,
            mapTypeId: google.maps.MapTypeId.SATELLITE
        };
       
       2. Setting Marker in Google Maps

      var map = new google.maps.Map(document.getElementById("map_canvas"), myOptions);
        var marker = new google.maps.Marker({
            position: myLatlng,
            title: "lat: " + latitude + " long: " + longitude
        });
        marker.setMap(map);
        var infowindow = new google.maps.InfoWindow({ content: "<b>User Address</b><br/> Latitude:" + latitude + "<br /> Longitude:" + longitude + "" });
        infowindow.open(map, marker);

      3. Geolocation to get Location , and calling the Javascript function

    if (navigator.geolocation) {
        navigator.geolocation.getCurrentPosition(success);
    } else {
        alert("Geo Location is not supported on your current browser!");
    }

   4. Load Google Maps inside map_canvas Div ID in Body Section of ASPX page
  

<div id="map_canvas" style="width: 800px; height: 400px">
</div>



Default.aspx Page

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