Leaflet Try It Now Map Geolocation

function geolocationErrorOccurred(geolocationSupported, popup, latLng) {
                    popup.setLatLng(latLng);
                    popup.setContent(geolocationSupported ?
                            '<b>Error:</b> The Geolocation service failed.' :
                            '<b>Error:</b> This browser doesn\'t support geolocation.');
                    popup.openOn(geolocationMap);
                }

if (navigator.geolocation) {
                    navigator.geolocation.getCurrentPosition(function(position) {
                        var latLng = {
                            lat: position.coords.latitude,
                            lng: position.coords.longitude
                        };

popup.setLatLng(latLng);
                        popup.setContent('This is your current location');
                        popup.openOn(geolocationMap);

geolocationMap.setView(latLng);
                    }, function() {
                        geolocationErrorOccurred(true, popup, geolocationMap.getCenter());
                    });
                } else {
                    //No browser support geolocation service
                    geolocationErrorOccurred(false, popup, geolocationMap.getCenter());
                }
            }
        </script>
    </head>

Map with Geolocation