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+---
+title: NavigatorOnLine
+slug: Web/API/NavigatorOnLine
+tags:
+  - API
+  - HTML-DOM
+translation_of: Web/API/NavigatorOnLine
+---
+<p>{{APIRef("HTML DOM")}}</p>
+
+<p>The <code><strong>NavigatorOnLine</strong></code> interface contains methods and properties related to the connectivity status of the browser.</p>
+
+<p>There is no object of type <code>NavigatorOnLine</code>, but other interfaces, like {{domxref("Navigator")}} or {{domxref("WorkerNavigator")}}, implement it.</p>
+
+<h2 id="Properties">Properties</h2>
+
+<p><em>The <code>NavigatorOnLine</code></em><em> interface doesn't inherit any property.</em></p>
+
+<dl>
+ <dt>{{domxref("NavigatorOnLine.onLine")}} {{readonlyInline}}</dt>
+ <dd>Returns a {{domxref("Boolean")}} indicating whether the browser is working online.</dd>
+</dl>
+
+<h2 id="Methods">Methods</h2>
+
+<p><em>The </em><em><code>NavigatorOnLine</code></em><em> interface neither implements, nor inherit any method.</em></p>
+
+<h2 id="Specifications">Specifications</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('HTML WHATWG', '#navigatoronline', 'NavigatorOnLine')}}</td>
+   <td>{{Spec2('HTML WHATWG')}}</td>
+   <td>No change from the latest snapshot, {{SpecName('HTML5 W3C')}}</td>
+  </tr>
+  <tr>
+   <td>{{SpecName('HTML5 W3C', '#navigatoronline', 'NavigatorOnLine')}}</td>
+   <td>{{Spec2('HTML5 W3C')}}</td>
+   <td>Snapshot of {{SpecName('HTML WHATWG')}} with its initial specification.</td>
+  </tr>
+ </tbody>
+</table>
+
+<h2 id="Browser_compatibility">Browser compatibility</h2>
+
+
+
+<p>{{Compat("api.NavigatorOnLine")}}</p>
+
+<h2 id="See_also">See also</h2>
+
+<ul>
+ <li>The {{domxref("Navigator")}} interface that implements it.</li>
+ <li><a href="/en-US/docs/Web/API/NavigatorOnLine/Online_and_offline_events">Online and offline events</a></li>
+</ul>