The HTML <aside>
element represents a portion of a document whose content is only indirectly related to the document's main content. Asides are frequently presented as sidebars or call-out boxes.
Content categories | Flow content, sectioning content, palpable content. |
---|---|
Permitted content | Flow content. |
Tag omission | None, both the starting and ending tag are mandatory. |
Permitted parents | Any element that accepts flow content. Note that an <aside> element must not be a descendant of an <address> element. |
Permitted ARIA roles | feed , note , presentation , region , search |
DOM interface | HTMLElement |
Attributes
This element only includes the global attributes.
Usage notes
- Do not use the
<aside>
element to tag parenthesized text, as this kind of text is considered part of the main flow.
Examples
<article> <p> The Disney movie <cite>The Little Mermaid</cite> was first released to theatres in 1989. </p> <aside> <p> The movie earned $87 million during its initial release. </p> </aside> <p> More info about the movie... </p> </article>
Specifications
Specification | Status | Comment |
---|---|---|
HTML Living Standard The definition of '<aside>' in that specification. |
Living Standard | |
HTML5 The definition of '<aside>' in that specification. |
Recommendation |
Browser compatibility
The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Feature | Chrome | Edge | Firefox | Internet Explorer | Opera | Safari |
---|---|---|---|---|---|---|
Basic support | 5 | Yes | 4 | 9 | 11.1 | 4.1 |
Feature | Android webview | Chrome for Android | Edge mobile | Firefox for Android | IE mobile | Opera Android | iOS Safari |
---|---|---|---|---|---|---|---|
Basic support | Yes | Yes | Yes | 4 | 9 | 11 | 4.2 |
See also
- Others section-related elements:
<body>
,<article>
,<section>
,<nav>
,<h1>
,<h2>
,<h3>
,<h4>
,<h5>
,<h6>
,<hgroup>
,<header>
,<footer>
,<address>
; - Sections and outlines of an HTML5 document.
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Last updated by:
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