---
title: HTMLHyperlinkElementUtils.username
slug: Web/API/URLUtils/username
tags:
  - HTMLHyperlinkElementUtils.username
translation_of: Web/API/HTMLHyperlinkElementUtils/username
---
<p>{{ApiRef("URL API")}}</p>

<p><strong><code>HTMLHyperlinkElementUtils.username</code></strong> 属性是一个 {{domxref("USVString")}}包含域名前面指定的用户名。</p>

<h2 id="Syntax">Syntax</h2>

<pre class="syntaxbox"><em>string</em> = <em>object</em>.username;
<em>object</em>.username = <em>string</em>;
</pre>

<h2 id="Examples">Examples</h2>

<pre class="brush: js">// Let's &lt;a id="myAnchor" href="https://anonymous:flabada@developer.mozilla.org/en-US/docs/HTMLHyperlinkElementUtils.username"&gt; be in the document
var anchor = document.getElementByID("myAnchor");
var result = anchor.username; // Returns:'anonymous'
</pre>

<h2 id="Specifications">Specifications</h2>

<table class="standard-table">
 <tbody>
  <tr>
   <th scope="col">Specification</th>
   <th scope="col">Status</th>
   <th scope="col">Comment</th>
  </tr>
  <tr>
   <td>{{SpecName('HTML WHATWG', '#dom-hyperlink-username', 'HTMLHyperlinkElementUtils.username')}}</td>
   <td>{{Spec2('HTML WHATWG')}}</td>
   <td>Initial definition.</td>
  </tr>
 </tbody>
</table>

<h2 id="Browser_compatibility">Browser compatibility</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>{{CompatVersionUnknown}} [1]</td>
   <td>{{CompatGeckoDesktop("26")}} [2]</td>
   <td>{{CompatNo}}</td>
   <td>{{CompatNo}}</td>
   <td>{{CompatNo}}</td>
  </tr>
 </tbody>
</table>
</div>

<div id="compat-mobile">
<table class="compat-table">
 <tbody>
  <tr>
   <th>Feature</th>
   <th>Android Webview</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>{{CompatVersionUnknown}} [1]</td>
   <td>{{CompatVersionUnknown}} [1]</td>
   <td>{{CompatGeckoMobile("26")}} [2]</td>
   <td>{{CompatNo}}</td>
   <td>{{CompatNo}}</td>
   <td>{{CompatNo}}</td>
  </tr>
 </tbody>
</table>
</div>

<p>[1] Starting in Chrome 52, this property was moved to {{domxref('URL')}}</p>

<p>[2] From Gecko 26 to Gecko 44, this property was on the <code>URLUtils</code> mixin. It has been moves either on the <code>HTMLHyperlinkElementUtils</code> mixin, or directly on the interface.</p>

<h2 id="See_also">See also</h2>

<ul>
 <li>The {{domxref("HTMLHyperlinkElementUtils")}} interface it belongs to.</li>
</ul>