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authorPeter Bengtsson <mail@peterbe.com>2020-12-08 14:40:17 -0500
committerPeter Bengtsson <mail@peterbe.com>2020-12-08 14:40:17 -0500
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+---
+title: Geolocation.getCurrentPosition()
+slug: Web/API/Geolocation/getCurrentPosition
+tags:
+ - API
+ - Geolocation
+ - Geolocation API
+ - Method
+ - NeedsExample
+ - Reference
+translation_of: Web/API/Geolocation/getCurrentPosition
+---
+<p>{{ APIRef("Geolocation API") }}</p>
+
+<p><strong><code>Geolocation.getCurrentPosition()</code></strong> 方法用来获取设备当前位置。</p>
+
+<h2 id="语法">语法</h2>
+
+<pre class="syntaxbox">navigator.geolocation.getCurrentPosition(<em>success</em>, <em>error</em>, <em>options</em>)</pre>
+
+<h3 id="参数">参数</h3>
+
+<dl>
+ <dt><em>success</em></dt>
+ <dd>成功得到位置信息时的回调函数,使用{{domxref("Position")}} 对象作为唯一的参数。 </dd>
+ <dt><em>error</em> {{optional_inline}}</dt>
+ <dd>获取位置信息失败时的回调函数,使用 {{domxref("PositionError")}} 对象作为唯一的参数,这是一个可选项。 </dd>
+ <dt><em>options</em> {{optional_inline}}</dt>
+ <dd>一个可选的{{domxref("PositionOptions")}} 对象。</dd>
+</dl>
+
+<h2 id="实例">实例</h2>
+
+<pre class="brush: js">var options = {
+ enableHighAccuracy: true,
+ timeout: 5000,
+ maximumAge: 0
+};
+
+function success(pos) {
+ var crd = pos.coords;
+
+ console.log('Your current position is:');
+ console.log('Latitude : ' + crd.latitude);
+ console.log('Longitude: ' + crd.longitude);
+ console.log('More or less ' + crd.accuracy + ' meters.');
+};
+
+function error(err) {
+ console.warn('ERROR(' + err.code + '): ' + err.message);
+};
+
+navigator.geolocation.getCurrentPosition(success, error, options);
+</pre>
+
+<h2 id="标准">标准</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')}}</td>
+ <td>{{Spec2('Geolocation')}}</td>
+ <td>Initial specification.</td>
+ </tr>
+ </tbody>
+</table>
+
+<h2 id="浏览器兼容性">浏览器兼容性</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>
+ Removed in 15.0<br>
+ Reintroduced in 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="请参考">请参考</h2>
+
+<ul>
+ <li><a href="/en-US/docs/WebAPI/Using_geolocation" title="/en-US/docs/WebAPI/Using_geolocation">Using geolocation</a></li>
+ <li>{{domxref("Navigator.geolocation")}}</li>
+</ul>