andrewharvey/index.html

## index.html
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Locate the user</title>
<meta name="viewport" content="initial-scale=1,maximum-scale=1,user-scalable=no">
<link href="https://api.mapbox.com/mapbox-gl-js/v3.1.2/mapbox-gl.css" rel="stylesheet">
<script src="https://api.mapbox.com/mapbox-gl-js/v3.1.2/mapbox-gl.js"></script>
<style>
body { margin: 0; padding: 0; }
#map { position: absolute; top: 0; bottom: 0; width: 100%; }
</style>
</head>
<body>
<div id="map"></div>
<script>
  mapboxgl.accessToken = localStorage.getItem('MapboxAccessToken';
  const map = new mapboxgl.Map({
    container: 'map',
    style: 'mapbox://styles/mapbox/streets-v12',
    center: [-24, 42],
    zoom: 1
  });

  // Add geolocate control to the map.
  const geolocate = new mapboxgl.GeolocateControl({
    positionOptions: {
      enableHighAccuracy: true
    },
    trackUserLocation: false,
    showUserHeading: true,
    showUserLocation: true
  });

  // store the original _updateCamera implementation to restore later
  const updateCamera = geolocate._updateCamera;

  // replace updateCamera method with noop operation
  geolocate._updateCamera = function () {};

  map.addControl(geolocate);

  map.on('load', () => {
    // after first geolocate...
    geolocate.once('geolocate', () => {
      // restore update camera for future use
      geolocate._updateCamera = updateCamera;
    });

    // trigger to get the dot on the map
    geolocate.trigger();
  });
</script>

</body>
</html>
	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="utf-8">
	<title>Locate the user</title>
	<meta name="viewport" content="initial-scale=1,maximum-scale=1,user-scalable=no">
	<link href="https://api.mapbox.com/mapbox-gl-js/v3.1.2/mapbox-gl.css" rel="stylesheet">
	<script src="https://api.mapbox.com/mapbox-gl-js/v3.1.2/mapbox-gl.js"></script>
	<style>
	body { margin: 0; padding: 0; }
	#map { position: absolute; top: 0; bottom: 0; width: 100%; }
	</style>
	</head>
	<body>
	<div id="map"></div>
	<script>
	mapboxgl.accessToken = localStorage.getItem('MapboxAccessToken';
	const map = new mapboxgl.Map({
	container: 'map',
	style: 'mapbox://styles/mapbox/streets-v12',
	center: [-24, 42],
	zoom: 1
	});

	// Add geolocate control to the map.
	const geolocate = new mapboxgl.GeolocateControl({
	positionOptions: {
	enableHighAccuracy: true
	},
	trackUserLocation: false,
	showUserHeading: true,
	showUserLocation: true
	});

	// store the original _updateCamera implementation to restore later
	const updateCamera = geolocate._updateCamera;

	// replace updateCamera method with noop operation
	geolocate._updateCamera = function () {};

	map.addControl(geolocate);

	map.on('load', () => {
	// after first geolocate...
	geolocate.once('geolocate', () => {
	// restore update camera for future use
	geolocate._updateCamera = updateCamera;
	});

	// trigger to get the dot on the map
	geolocate.trigger();
	});
	</script>

	</body>
	</html>