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Diffstat (limited to 'files/de/web/api/element/hasattribute/index.html')
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diff --git a/files/de/web/api/element/hasattribute/index.html b/files/de/web/api/element/hasattribute/index.html new file mode 100644 index 0000000000..991e9b9dcc --- /dev/null +++ b/files/de/web/api/element/hasattribute/index.html @@ -0,0 +1,129 @@ +--- +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] && + 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> |