Getting LatLng from a Click Event

by roberts gailitis

HTML

<div id="map"></div>
<!-- Replace the value of the key parameter with your own API key. -->
<script async defer
src="https://maps.googleapis.com/maps/api/js?key=AIzaSyCkUOdZ5y7hMm0yrcCQoCvLwzdM6M8s5qk&callback=initMap">
</script>

CSS

/* Always set the map height explicitly to define the size of the div
 * element that contains the map. */
#map {
  height: 100%;
}
/* Optional: Makes the sample page fill the window. */
html, body {
  height: 100%;
  margin: 0;
  padding: 0;
}

JavaScript

function initMap() {
        var myLatlng = {lat: 56.363, lng: 24.044};

        var map = new google.maps.Map(
            document.getElementById('map'), {zoom: 4, center: myLatlng});

        // Create the initial InfoWindow.
        var infoWindow = new google.maps.InfoWindow(
            {content: 'Click the map to get Lat/Lng!', position: myLatlng});
        infoWindow.open(map);

        // Configure the click listener.
        map.addListener('click', function(mapsMouseEvent) {
          // Close the current InfoWindow.
          infoWindow.close();

          // Create a new InfoWindow.
          infoWindow = new google.maps.InfoWindow({position: mapsMouseEvent.latLng});
          infoWindow.setContent(mapsMouseEvent.latLng.toString());
          infoWindow.open(map);
        });
      }