Home  >  Article  >  Web Front-end  >  js+html5获取用户地理位置信息并在Google地图上显示的方法_javascript技巧

js+html5获取用户地理位置信息并在Google地图上显示的方法_javascript技巧

WBOY
WBOYOriginal
2016-05-16 15:56:261651browse

本文实例讲述了js+html5获取用户地理位置信息并在Google地图上显示的方法。分享给大家供大家参考。具体实现方法如下:

<!DOCTYPE html>
<html>
<body>
<p id="demo">Click the button to get your position:</p>
<button onclick="getLocation()">Try It</button>
<div id="mapholder"></div>
<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)
 {
 var latlon=position.coords.latitude+","+position.coords.longitude;
 var img_url="http://maps.googleapis.com/maps/api/staticmap&#63;center="
 +latlon+"&zoom=14&size=400x300&sensor=false";
 document.getElementById("mapholder").innerHTML="<img  src='"+img_url+"' / alt="js+html5获取用户地理位置信息并在Google地图上显示的方法_javascript技巧" >";
 }
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>

希望本文所述对大家的web程序设计有所帮助。

Statement:
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn