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author | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:41:15 -0500 |
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committer | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:41:15 -0500 |
commit | 4b1a9203c547c019fc5398082ae19a3f3d4c3efe (patch) | |
tree | d4a40e13ceeb9f85479605110a76e7a4d5f3b56b /files/de/web/javascript/reference/global_objects/arraybuffer/isview | |
parent | 33058f2b292b3a581333bdfb21b8f671898c5060 (diff) | |
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diff --git a/files/de/web/javascript/reference/global_objects/arraybuffer/isview/index.html b/files/de/web/javascript/reference/global_objects/arraybuffer/isview/index.html new file mode 100644 index 0000000000..f00f471fb3 --- /dev/null +++ b/files/de/web/javascript/reference/global_objects/arraybuffer/isview/index.html @@ -0,0 +1,89 @@ +--- +title: ArrayBuffer.isView() +slug: Web/JavaScript/Reference/Global_Objects/ArrayBuffer/isView +tags: + - ArrayBuffer + - JavaScript + - Method + - TypedArrays +translation_of: Web/JavaScript/Reference/Global_Objects/ArrayBuffer/isView +--- +<div>{{JSRef}}</div> + +<p>Die <code><strong>ArrayBuffer.isView()</strong></code> Methode gibt <code>true</code> zurück, wenn <code>arg</code> eines der <code>ArrayBuffer</code> Views ist, so wie <a href="/de/docs/Web/JavaScript/Reference/Global_Objects/TypedArray">getyptes Array Objekte</a> oder eine {{jsxref("DataView")}}; andernfalls <code>false</code>.</p> + +<div>{{EmbedInteractiveExample("pages/js/arraybuffer-isview.html")}}</div> + + + +<h2 id="Syntax">Syntax</h2> + +<pre class="syntaxbox"><code>ArrayBuffer.isView(<var>arg</var>)</code></pre> + +<h3 id="Parameter">Parameter</h3> + +<dl> + <dt><code>arg</code></dt> + <dd>Der Parameter, der überprüft wird.</dd> +</dl> + +<h3 id="Rückgabewert">Rückgabewert</h3> + +<p><code>true</code>, wenn der gegebene Parameter ist einer der <code>ArrayBuffer</code> Views; andernfalls <code>false</code>.</p> + +<h2 id="Beispiele">Beispiele</h2> + +<pre class="brush: js">ArrayBuffer.isView(); // false +ArrayBuffer.isView([]); // false +ArrayBuffer.isView({}); // false +ArrayBuffer.isView(null); // false +ArrayBuffer.isView(undefined); // false +ArrayBuffer.isView(new ArrayBuffer(10)); // false + +ArrayBuffer.isView(new Uint8Array()); // true +ArrayBuffer.isView(new Float32Array()); // true +ArrayBuffer.isView(new Int8Array(10).subarray(0, 3)); // true + +var buffer = new ArrayBuffer(2); +var dv = new DataView(buffer); +ArrayBuffer.isView(dv); // true +</pre> + +<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('Typed Array')}}</td> + <td>{{Spec2('Typed Array')}}</td> + <td>Ersetzt in ECMAScript 2015.</td> + </tr> + <tr> + <td>{{SpecName('ES2015', '#sec-arraybuffer.isview', 'ArrayBuffer.isView')}}</td> + <td>{{Spec2('ES2015')}}</td> + <td>Initiale Definition im ECMA Standard.</td> + </tr> + <tr> + <td>{{SpecName('ESDraft', '#sec-arraybuffer.isview', 'ArrayBuffer.isView')}}</td> + <td>{{Spec2('ESDraft')}}</td> + <td> </td> + </tr> + </tbody> +</table> + +<h2 id="Browserkompatibilität">Browserkompatibilität</h2> + + + +<p>{{Compat("javascript.builtins.ArrayBuffer.isView")}}</p> + +<h2 id="Siehe_auch">Siehe auch</h2> + +<ul> + <li><a href="/de/docs/Web/JavaScript/Typed_arrays" title="en/JavaScript typed arrays">JavaScript typed arrays</a></li> +</ul> |