HTML5: details – additional on-demand information

HTML 5: The Markup Language

details – additional on-demand information # T

The details element represents additional information or controls which the user can obtain on demand.

Content model #

details = legend , (normal-character-data & common.elem.flow *) & details.attrs

Attribute model #

details.attrs = common.attrs & open ?

Element-specific attributes #

open = "open" | "": Specifies that the contents of the details element should be shown to the user.

Assertions #

The interactive element “details” must not appear as a descendant of the “a” element.
The interactive element “details” must not appear as a descendant of the “button” element.

Tag omission #

A details element must have both a start tag and an end tag.

Permitted contexts #

common.elem.flow