kursetabel

JS referencer

JS Reference Manual (kategorisering)
JS Reference Manual (alfabetisk sortering)

JavaScript

JS Array
JS Boolean
JS Klasse
JS Dato
JS Fejl
JS Global
JS JSON
JS Map
JS Math
JS Tal
JS Promise
JS RegExp
JS Set
JS Streng
JS Objekt
JS Operatorer
JS Operator Prioritet
JS Sætninger
JS Typiserede Arrays

Vindue

Window Object
Vindue Konsol
Vindue Historie
Vindue Lokation
Vindue Navigatør
Vindue Skærm

HTML DOM

HTML Dokument
HTML Element
HTML Egenskab
HTML Event
HTML Event objekt
HTML Samling
HTML NodeList
HTML DOMTokenList
HTML Style

Web API

API Canvas
API Konsol
API Fetch
API Fuldskærm
API Geolokalisering
API Historie
API MediaQueryList
API Lager
API Validering
Web API

HTML objekt

<a>
<abbr>
<address>
<area>
<article>
<aside>
<audio>
<b>
<base>
<bdo>
<blockquote>
<body>
<br>
<button>
<canvas>
<caption>
<cite>
<code>
<col>
<colgroup>
<datalist>
<dd>
<del>
<details>
<dfn>
<dialog>
<div>
<dl>
<dt>
<em>
<embed>
<fieldset>
<figcaption>
<figure>
<footer>
<form>
<head>
<header>
<h1> - <h6>
<hr>
<html>
<i>
<iframe>
<img>
<ins>
<input> button
<input> checkbox
<input> color
<input> date
<input> datetime
<input> datetime-local
<input> email
<input> file
<input> hidden
<input> image
<input> month
<input> number
<input> password
<input> radio
<input> range
<input> reset
<input> search
<input> submit
<input> text
<input> time
<input> url
<input> week
<kbd>
<label>
<legend>
<li>
<link>
<map>
<mark>
<menu>
<menuitem>
<meta>
<meter>
<nav>
<object>
<ol>
<optgroup>
<option>
<output>
<p>
<param>
<pre>
<progress>
<q>
<s>
<samp>
<script>
<section>
<select>
<small>
<source>
<span>
<strong>
<sub>
<summary>
<sup>
<table>
<tbody>
<td>
<tfoot>
<th>
<thead>
<tr>
<textarea>
<time>
<title>
<track>
<u>
<ul>
<var>
<video>

Other reference manuals

CSSStyleDeclaration
JS type conversion

Elective courses

Course recommendation:

CodeW3C.com's urtepose

JavaScript LN2 property

Forrige side fround()
Næste side LN10
Gå tilbage til forrige niveau JavaScript Math Reference Manual

Definition and usage

LN2 The property is loge2, which is the natural logarithm of 2, and its value is approximately 0.69314718055994528623.

Example

Returns the natural logarithm of 2:

Math.LN2;

Try it yourself

Syntax

Math.LN2

Technical details

Return value:	Number, representing the natural logarithm of 2.
JavaScript version:	ECMAScript 1

Browserv understøttelse

Math.LN2 Er en ES1-funktion (JavaScript 1999). Alle browsere understøtter det fuldt ud:

Chrome	IE	Edge	Firefox	Safari	Opera
Support	Support	Support	Support	Support	Support

Relaterede sider

Tutorial:JavaScript matematik

Forrige side fround()
Næste side LN10
Gå tilbage til forrige niveau JavaScript Math Reference Manual