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HTML5 aside element

The aside element allows you to 'put aside' (figuratively speaking) less relevant content from the relevant content.

Aside element creates a section (potentially has a heading = its own outline).

About aside

Display & support aside

Firefox iconChrome iconIE icon9+Opera iconSafari icon

Parents, children aside

Attributes aside

Syntax aside

1<aside> ... <⁄aside> »example

Attributes and Values aside (comma separated)

<asideattribute="attribute_value(s)"> Video Examples
1. specific attributes
All Specific Attributes
2. global attributes
1.accesskey=keyboard key»img<aside accesskey="h"> ... </aside>
2.class=class name»html »img<aside class="class_name"> ... </aside>
3.contenteditable="",  , true, false »html<aside contenteditable="true"> ... </aside>
4.contextmenu=menu id value»html<aside contextmenu="menu_id_value"> ... </aside>
5.data-*= value -<aside data-http-error="404"> ... </aside>
6.dir=ltr, rtl, auto»html<aside dir="ltr"> ... </aside>
7.draggable= true,  , false»img<aside draggable="false"> ... </aside>
8.dropzone= copy, move, link, string:, file: -<aside dropzone="copy"> ... </aside>
9.hidden= "",  , hidden»html »img<aside hidden="hidden"> ... </aside>
10.id=id name»html »img<aside id="unique_id_name"> ... </aside>
11.itemid= URL --
12.itemprop= string »link »a-
13.itemref= string --
14.itemscope= "",  , itemscope--
15.itemtype= absolute URL --
16.lang=language code »html »head»title »img<aside lang="en"> ... </aside>
17.spellcheck="",  , true, false»html<aside spellcheck="true"> ... </aside>
18.style=CSS property:value»html »img<aside style="color:red"> ... </aside>
19.tabindex= integer »img<aside tabindex="3"> ... </aside>
20.title=text»html »link»style »abbr»dfn
»img »meter
<aside title="html page"> ... </aside>
21.translate="", yes, no»html »img<aside translate="yes"> ... </aside>
All Global Attributes
3. global event attributes
1.onclick=script» list<element onclick="script" > ...
2.ondblclick=script» list<element ondblclick="script" > ...
All Event Attributes

For more information about the aside element, please see the specs: W3CWHATWG