HTML 5 <aside> Tag
<aside> tag is used to represent content that is related to the surrounding content within an article or web page, but could still stand alone in its own right. This type of content is often represented in sidebars.
An example is a "pull quote" from a longer article. A pull quote (also known as a lift-out quote or a call-out) is a quotation or edited excerpt from an article that is placed in a larger typeface on the same page, serving to lead readers into an article and to highlight a key topic.
<aside> tag was introduced in HTML 5.
HTML tags can contain one or more attributes. Attributes are added to a tag to provide the browser with more information about how the tag should appear or behave. Attributes consist of a name and a value separated by an equals (=) sign, with the value surrounded by double quotes. Here's an example,
There are 3 kinds of attributes that you can add to your HTML tags: Element-specific, global, and event handler content attributes.
The attributes that you can add to this tag are listed below.
The following table shows the attributes that are specific to this tag/element.
The following attributes are standard across all HTML 5 tags (although the
tabindex attribute does not apply to
For a full explanation of these attributes, see HTML 5 global attributes.
Event Handler Content Attributes
Event handler content attributes enable you to invoke a script from within your HTML. The script is invoked when a certain "event" occurs. Each event handler content attribute deals with a different event.
For a full list of event handlers, see HTML 5 event handler content attributes.