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+---
+title: Math.LOG2E
+slug: Web/JavaScript/Reference/Global_Objects/Math/LOG2E
+tags:
+ - JavaScript
+ - Math
+ - Property
+ - Reference
+translation_of: Web/JavaScript/Reference/Global_Objects/Math/LOG2E
+---
+<div>{{JSRef}}</div>
+
+<p>Die <code><strong>Math.LOG2E</strong></code> Eigenschaft repräsentiert den Logarithmus zur Basis 2 von e, was gerundet 1,443 ist:</p>
+
+<p><math display="block"><semantics><mrow><mstyle mathvariant="monospace"><mi>Math.LOG2E</mi></mstyle><mo>=</mo><msub><mo lspace="0em" rspace="0em">log</mo><mn>2</mn></msub><mo stretchy="false">(</mo><mi>e</mi><mo stretchy="false">)</mo><mo>≈</mo><mn>1,442</mn></mrow><annotation encoding="TeX">\mathtt{\mi{Math.LOG2E}} = \log_2(e) \approx 1,442</annotation></semantics></math></p>
+
+<div>{{EmbedInteractiveExample("pages/js/math-log2e.html")}}</div>
+
+
+
+<div>{{js_property_attributes(0,0,0)}}</div>
+
+<h2 id="Description" name="Description">Beschreibung</h2>
+
+<p>Weil <code>LOG2E</code> eine statische Eigenschaft von <code>Math</code> ist, kann diese immer über <code>Math.LOG2E</code> erreicht werden, ohne dass ein Objekt erstellt werden muss (<code>Math</code> ist kein Konstruktor).</p>
+
+<h2 id="Examples" name="Examples">Beispiele</h2>
+
+<h3 id="Example:_Using_Math.LOG2E" name="Example:_Using_Math.LOG2E">Einsatz von <code>Math.LOG2E</code></h3>
+
+<p>Die folgende Funktion gibt den Logarithmus zur Basis 2 von <em>e</em> zurück.</p>
+
+<pre class="brush:js">function getLog2e() {
+ return Math.LOG2E
+}
+
+getLog2e() // 1.4426950408889634</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('ES1')}}</td>
+ <td>{{Spec2('ES1')}}</td>
+ <td>Initiale Definition. Implementiert in JavaScript 1.0.</td>
+ </tr>
+ <tr>
+ <td>{{SpecName('ES5.1', '#sec-15.8.1.4', 'Math.LOG2E')}}</td>
+ <td>{{Spec2('ES5.1')}}</td>
+ <td> </td>
+ </tr>
+ <tr>
+ <td>{{SpecName('ES6', '#sec-math.log2e', 'Math.LOG2E')}}</td>
+ <td>{{Spec2('ES6')}}</td>
+ <td> </td>
+ </tr>
+ <tr>
+ <td>{{SpecName('ESDraft', '#sec-math.log2e', 'Math.LOG2E')}}</td>
+ <td>{{Spec2('ESDraft')}}</td>
+ <td> </td>
+ </tr>
+ </tbody>
+</table>
+
+<h2 id="Browserkompatibilität">Browserkompatibilität</h2>
+
+<p class="hidden">The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out <a href="https://github.com/mdn/browser-compat-data">https://github.com/mdn/browser-compat-data</a> and send us a pull request.</p>
+
+<p>{{Compat("javascript.builtins.Math.LOG2E")}}</p>
+
+<h2 id="See_also" name="See_also">Siehe auch</h2>
+
+<ul>
+ <li>{{jsxref("Math.exp()")}}</li>
+ <li>{{jsxref("Math.log()")}}</li>
+ <li>{{jsxref("Math.log2()")}}</li>
+</ul>