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santhosh kumar edited this page Jun 16, 2018
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2 revisions
- ADD API KEY `
Start:
Chicago
St Louis
Joplin, MO
Oklahoma City
Amarillo
Gallup, NM
Flagstaff, AZ
Winona
Kingman
Barstow
San Bernardino
Los Angeles
End:
Chicago
St Louis
Joplin, MO
Oklahoma City
Amarillo
Gallup, NM
Flagstaff, AZ
Winona
Kingman
Barstow
San Bernardino
Los Angeles
<script>
function initMap() {
var directionsService = new google.maps.DirectionsService;
var directionsDisplay = new google.maps.DirectionsRenderer;
var map = new google.maps.Map(document.getElementById('map'), {
zoom: 7,
center: {lat: 41.85, lng: -87.65}
});
directionsDisplay.setMap(map);
var onChangeHandler = function() {
calculateAndDisplayRoute(directionsService, directionsDisplay);
};
document.getElementById('start').addEventListener('change', onChangeHandler);
document.getElementById('end').addEventListener('change', onChangeHandler);
}
function calculateAndDisplayRoute(directionsService, directionsDisplay) {
directionsService.route({
origin: document.getElementById('start').value,
destination: document.getElementById('end').value,
travelMode: 'DRIVING'
}, function(response, status) {
if (status === 'OK') {
directionsDisplay.setDirections(response);
} else {
window.alert('Directions request failed due to ' + status);
}
});
}
</script>
<script async defer
src="https://maps.googleapis.com/maps/api/js?key=AIzaSyCnahpwY4LRTYlzEHnER3B_Y8NR1HzmrVE&callback=initMap">
</script>