<!DOCTYPE html>
<html>
<body>
<p id= "demo" >点击这个按钮,获得您的坐标:</p>
<button onclick= "getLocation()" >试一下</button>
<script>
var x=document.getElementById( "demo" );
function getLocation()
{
if (navigator.geolocation)
{
navigator.geolocation.getCurrentPosition(showPosition,showError);
}
else {x.innerHTML= "Geolocation is not supported by this browser." ;}
}
function showPosition(position)
{
x.innerHTML= "Latitude: " + position.coords.latitude +
"<br />Longitude: " + position.coords.longitude;
}
function showError(error)
{
switch (error.code)
{
case error.PERMISSION_DENIED:
x.innerHTML= "User denied the request for Geolocation."
break ;
case error.POSITION_UNAVAILABLE:
x.innerHTML= "Location information is unavailable."
break ;
case error.TIMEOUT:
x.innerHTML= "The request to get user location timed out."
break ;
case error.UNKNOWN_ERROR:
x.innerHTML= "An unknown error occurred."
break ;
}
}
</script>
</body>
</html>
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