<!DOCTYPE html><html><body><p id="demo">點擊這個按鈕，獲得您的位置：</p><button onclick="getLocation()">試一下</button><div id="mapholder"></div><script src="http://maps.google.com/maps/api/js?sensor=false"></script><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)? {? lat=position.coords.latitude;? lon=position.coords.longitude;? latlon=new google.maps.LatLng(lat, lon)? mapholder=document.getElementById('mapholder')? mapholder.style.height='250px';? mapholder.style.width='500px';? var myOptions={? center:latlon,zoom:14,? mapTypeId:google.maps.MapTypeId.ROADMAP,? mapTypeControl:false,? navigationControlOptions:{style:google.maps.NavigationControlStyle.SMALL}? };? var map=new google.maps.Map(document.getElementById("mapholder"),myOptions);? var marker=new google.maps.Marker({position:latlon,map:map,title:"You are here!"});? }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>不知道為什么一直獲取不了經度和緯度 ? 是代碼問題還是本來就獲取不了
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