From 4b1a9203c547c019fc5398082ae19a3f3d4c3efe Mon Sep 17 00:00:00 2001
From: Peter Bengtsson <mail@peterbe.com>
Date: Tue, 8 Dec 2020 14:41:15 -0500
Subject: initial commit

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+---
+title: Element.hasAttribute()
+slug: Web/API/Element/hasAttribute
+tags:
+  - API
+  - Attribut
+  - DOM
+  - Element
+  - Méthode
+translation_of: Web/API/Element/hasAttribute
+---
+<div>{{APIRef("DOM")}}</div>
+
+<p><code>Die Methode </code><strong><code>Element.hasAttribute()</code></strong> nimmt einen <strong>String</strong> als Argument und gibt einen <strong>Boolean</strong> zurück. Der als Argument übergebene <strong>String </strong>spezifiziert das gemeinte Attribut und der Rückabe Wert gibt an, ob dieses Attribut in dem jeweiligen Element vorkommt . </p>
+
+<h2 id="Syntax">Syntax</h2>
+
+<pre class="syntaxbox"><var>var <em>result</em></var> = <em><var>element</var></em>.hasAttribute(<em><var>name</var></em>);
+</pre>
+
+<dl>
+ <dt><code>result</code></dt>
+ <dd>Rückgabewert, wahr oder falsch.</dd>
+ <dt><code>name</code></dt>
+ <dd>Ein <strong>String</strong>, der das jeweilige Attribut spezifiziert.</dd>
+</dl>
+
+<h2 id="Beispiel">Beispiel</h2>
+
+<pre class="brush:js">var foo = document.getElementById("foo");
+if (foo.hasAttribute("bar")) {
+    // do something
+}
+</pre>
+
+<h2 id="Polyfill">Polyfill</h2>
+
+<pre class="brush:js">;(function(prototype) {
+    prototype.hasAttribute = prototype.hasAttribute || function(name) {
+        return !!(this.attributes[name] &amp;&amp;
+                  this.attributes[name].specified);
+    }
+})(Element.prototype);
+</pre>
+
+<h2 id="Notizen">Notizen</h2>
+
+<div>{{DOMAttributeMethods}}</div>
+
+<h2 id="Spezifikationen">Spezifikationen</h2>
+
+<table class="standard-table">
+ <tbody>
+  <tr>
+   <th scope="col">Spezifikation</th>
+   <th scope="col">Status</th>
+   <th scope="col">Kommentar</th>
+  </tr>
+  <tr>
+   <td>{{SpecName('DOM WHATWG', '#dom-element-hasattribute', 'Element.hasAttribute()')}}</td>
+   <td>{{Spec2('DOM WHATWG')}}</td>
+   <td>Von {{SpecName('DOM3 Core')}}, verlegt von {{domxref("Node")}} nach {{domxref("Element")}}</td>
+  </tr>
+  <tr>
+   <td>{{SpecName('DOM3 Core', 'core.html#ID-ElHasAttr', 'Element.hasAttribute()')}}</td>
+   <td>{{Spec2('DOM3 Core')}}</td>
+   <td>Keine Veränderungen zu {{SpecName('DOM2 Core')}}</td>
+  </tr>
+  <tr>
+   <td>{{SpecName('DOM2 Core', 'core.html#ID-ElHasAttr', 'Element.hasAttribute()')}}</td>
+   <td>{{Spec2('DOM2 Core')}}</td>
+   <td>Initiale Definition.</td>
+  </tr>
+ </tbody>
+</table>
+
+<h2 id="Browser_Kompatibilität">Browser Kompatibilität</h2>
+
+<p>{{CompatibilityTable}}</p>
+
+<div id="compat-desktop">
+<table class="compat-table">
+ <tbody>
+  <tr>
+   <th>Feature</th>
+   <th>Chrome</th>
+   <th>Edge</th>
+   <th>Firefox (Gecko)</th>
+   <th>Internet Explorer</th>
+   <th>Opera</th>
+   <th>Safari</th>
+  </tr>
+  <tr>
+   <td>Basic support</td>
+   <td>{{CompatVersionUnknown}}</td>
+   <td>{{CompatVersionUnknown}}</td>
+   <td>{{CompatVersionUnknown}}</td>
+   <td>8.0</td>
+   <td>{{CompatVersionUnknown}}</td>
+   <td>{{CompatVersionUnknown}}</td>
+  </tr>
+ </tbody>
+</table>
+</div>
+
+<div id="compat-mobile">
+<table class="compat-table">
+ <tbody>
+  <tr>
+   <th>Feature</th>
+   <th>Android</th>
+   <th>Edge</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}}</td>
+   <td>{{CompatVersionUnknown}}</td>
+   <td>{{CompatVersionUnknown}}</td>
+   <td>{{CompatVersionUnknown}}</td>
+   <td>{{CompatVersionUnknown}}</td>
+   <td>{{CompatVersionUnknown}}</td>
+  </tr>
+ </tbody>
+</table>
+</div>
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