<script type="text/javascript">
var watchId, geocoder, startLat, startLong;
var start = 1;
window.onload = function()
{
if (navigator.geolocation)
{
watchId = navigator.geolocation.watchPosition(onSuccess, onError,{maximumAge:60*1000, timeout:5*60*1000, enableHighAccuracy:true});
}
}
function onSuccess(position)
{
var currentLat = position.coords.latitude;
var currentLong = position.coords.longitude;
if (start == 1)
{
startLat = currentLat;
startLong = currentLong;
start = 0;
}
var geocoder = new google.maps.Geocoder();
var latlong = new google.maps.LatLng(currentLat, currentLong);
geocoder.geocode({'latLng':latlong}, function(results, status){
if (status == google.maps.GeocoderStatus.OK)
{
if (results)
{
document.getElementById("location").innerHTML = "You are now near " + results[1].formatted_address;
}
}
else
alert("Could not get the geolocation information");
});
var mapOptions = {
center: new google.maps.LatLng(startLat, startLong),
zoom: 10,
mapTypeId: google.maps.MapTypeId.
};
var map = new google.maps.Map(document.getElementById("mapArea"), mapOptions);
var marker = new google.maps.Marker({position: latlong,map: map});
}
function onError(error)
{
switch(error.code)
{
case PERMISSION_DENIED:
alert("User denied permission");
break;
case TIMEOUT:
alert("Geolocation timed out");
break;
case POSITION_UNAVAILABLE:
alert("Geolocation information is not available");
break;
default:
alert("Unknown error");
break;
}
}
</script><!DOCTYPE html>
<html>
<head>
<title>location</title>
<script src="https://maps.googleapis.com/maps/api/js"></script>
</head>
<body>
<div id="location"></div>
<div id="mapArea" style="height:500px; width:500px"></div>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>location</title>
<script src="https://maps.googleapis.com/maps/api/js"></script>
<script type="text/javascript">
var watchId, geocoder, startLat, startLong;
var start = 1;
window.onload = function()
{
if (navigator.geolocation)
{
watchId = navigator.geolocation.watchPosition(onSuccess, onError,{maximumAge:60*1000, timeout:5*60*1000, enableHighAccuracy:true});
}
}
function onSuccess(position)
{
var currentLat = position.coords.latitude;
var currentLong = position.coords.longitude;
if (start == 1)
{
startLat = currentLat;
startLong = currentLong;
start = 0;
}
var geocoder = new google.maps.Geocoder();
var latlong = new google.maps.LatLng(currentLat, currentLong);
geocoder.geocode({'latLng':latlong}, function(results, status){
if (status == google.maps.GeocoderStatus.OK)
{
if (results)
{
document.getElementById("location").innerHTML = "You are now near " + results[1].formatted_address;
}
}
else
alert("Could not get the geolocation information");
});
var mapOptions = {
center: new google.maps.LatLng(startLat, startLong),
zoom: 10,
mapTypeId: google.maps.MapTypeId.
};
var map = new google.maps.Map(document.getElementById("mapArea"), mapOptions);
var marker = new google.maps.Marker({position: latlong,map: map});
}
function onError(error)
{
switch(error.code)
{
case PERMISSION_DENIED:
alert("User denied permission");
break;
case TIMEOUT:
alert("Geolocation timed out");
break;
case POSITION_UNAVAILABLE:
alert("Geolocation information is not available");
break;
default:
alert("Unknown error");
break;
}
}
</script>
</head>
<body>
<div id="location"></div>
<div id="mapArea" style="height:500px; width:500px"></div>
</body>
</html>
<script src="https://maps.googleapis.com/maps/api/js"></script>
<script type="text/javascript">
var watchId, geocoder, startLat, startLong;
var start = 1;
window.onload = function()
{
if (navigator.geolocation)
{
watchId = navigator.geolocation.watchPosition(onSuccess, onError,{maximumAge:60*1000, timeout:5*60*1000, enableHighAccuracy:true});
}
}
function onSuccess(position)
{
var currentLat = position.coords.latitude;
var currentLong = position.coords.longitude;
if (start == 1)
{
startLat = currentLat;
startLong = currentLong;
start = 0;
}
var geocoder = new google.maps.Geocoder();
var latlong = new google.maps.LatLng(currentLat, currentLong);
geocoder.geocode({'latLng':latlong}, function(results, status){
if (status == google.maps.GeocoderStatus.OK)
{
if (results)
{
document.getElementById("location").innerHTML = "You are now near " + results[1].formatted_address;
}
}
else
alert("Could not get the geolocation information");
});
var mapOptions = {
center: new google.maps.LatLng(startLat, startLong),
zoom: 10,
mapTypeId: google.maps.MapTypeId.
};
var map = new google.maps.Map(document.getElementById("mapArea"), mapOptions);
var marker = new google.maps.Marker({position: latlong,map: map});
}
function onError(error)
{
switch(error.code)
{
case PERMISSION_DENIED:
alert("User denied permission");
break;
case TIMEOUT:
alert("Geolocation timed out");
break;
case POSITION_UNAVAILABLE:
alert("Geolocation information is not available");
break;
default:
alert("Unknown error");
break;
}
}
</script><!DOCTYPE html>
<html>
<head>
<title>current location</title>
</head>
<body>
<div id="location"></div>
<div id="mapArea" style="height:500px; width:500px"></div>
</body>
</html>
我无法获取当前位置