<!DOCTYPE html
>
<
html
lang=
"en"
>
<
head
>
<
title
>Geolocation API
</
title
>
<
meta
charset=
"UTF-8"
>
<
meta
name=
"viewport"
content=
"width=device-width, initial-scale=1"
>
<
script
src=
"http://maps.google.com/maps/api/js?sensor=false"
>
<
/
script
>
</
head
>
<
body
>
<
div
id=
"map"
style=
"width:400px;height:400px;border:1px solid gray"
></
div
>
<
script
>
function
showObject(
obj,
k) {
//递归显示object
if (!obj) {
return;
}
for (
var i in obj) {
if (typeof(obj[i]) !=
"object" || obj[i] ==
null) {
for (
var j =
0; j < k; j++) {
document.
write(
" ");
}
document.
write(i +
":" + obj[i] +
"<br/>");
}
else {
document.
write(i +
":" +
"<br/>");
showObject(obj[i], k +
1);
}
}
}
function
get_location() {
if (
navigator.
geolocation) {
navigator.
geolocation.
getCurrentPosition(show_map, handle_error, {
enableHighAccuracy:
true,
maximumAge:
1000
});
}
else {
alert(
"浏览器不支持html5获取地理位置信息");
}
}
function
handle_error(
err) {
// 错误处理
switch (
err.
code) {
case
1:
alert(
"位置服被拒绝");
case
2:
alert(
"暂时获取不到位置信息");
case
3:
alert(
"获取信息超时");
case
4:
alert(
"未知错误");
}
}
function
show_map(
position) {
//显示地理信息
var latitude =
position.
coords.
latitude;
var longitude =
position.
coords.
longitude;
showObject(position,
0);
}
get_location();
<
/
script
>
</
body
>
</
html
>
