---
title: Navigator.geolocation
slug: Web/API/Navigator/geolocation
translation_of: Web/API/Navigator/geolocation
---
<div>{{APIRef("Geolocation API")}}</div>

<p><strong><code>Navigator.geolocation</code></strong> 回傳一個唯讀的 {{domxref("Geolocation")}} 物件，透過這個物件可以存取設備的位置訊息。同時也允許網站或應用程式根據使用者的位置提供客製化的結果。</p>

<div class="note">
<p><strong>備註:</strong> 因為隱私的因素，當網頁要求存取位置資訊時，用戶會被提示通知並且詢問授權與否。注意不同的瀏覽器在詢問授權時有各自不同的策略和方式。</p>
</div>

<h2 id="語法">語法</h2>

<pre class="syntaxbox"><var>geo</var> = <var>navigator</var>.geolocation
</pre>

<h2 id="規格">規格</h2>

<table class="standard-table">
 <thead>
  <tr>
   <th scope="col">Specification</th>
   <th scope="col">Status</th>
   <th scope="col">Comment</th>
  </tr>
 </thead>
 <tbody>
  <tr>
   <td>{{SpecName('Geolocation', '#navi-geo', 'Navigator.geolocation')}}</td>
   <td>{{Spec2('Geolocation')}}</td>
   <td>Initial definition</td>
  </tr>
 </tbody>
</table>

<h2 id="瀏覽器相容性">瀏覽器相容性</h2>

<p>{{CompatibilityTable}}</p>

<div id="compat-desktop">
<table class="compat-table">
 <tbody>
  <tr>
   <th>Feature</th>
   <th>Chrome</th>
   <th>Firefox (Gecko)</th>
   <th>Internet Explorer</th>
   <th>Opera</th>
   <th>Safari</th>
  </tr>
  <tr>
   <td>Basic support</td>
   <td>5</td>
   <td>{{CompatGeckoDesktop("1.9.1")}}</td>
   <td>9</td>
   <td>10.60<br>
    {{CompatNo}} 15.0<br>
    16.0</td>
   <td>5</td>
  </tr>
 </tbody>
</table>
</div>

<div id="compat-mobile">
<table class="compat-table">
 <tbody>
  <tr>
   <th>Feature</th>
   <th>Android</th>
   <th>Chrome for Android</th>
   <th>Firefox Mobile (Gecko)</th>
   <th>IE Mobile</th>
   <th>Opera Mobile</th>
   <th>Safari Mobile</th>
  </tr>
  <tr>
   <td>Basic support</td>
   <td>{{CompatUnknown}}</td>
   <td>{{CompatUnknown}}</td>
   <td>{{CompatGeckoMobile("4")}}</td>
   <td>{{CompatUnknown}}</td>
   <td>10.60</td>
   <td>{{CompatUnknown}}</td>
  </tr>
 </tbody>
</table>
</div>

<h2 id="請參考">請參考</h2>

<ul>
 <li><a href="/en-US/docs/WebAPI/Using_geolocation">Using geolocation</a></li>
</ul>