Html elements object, button, and br

object element Defines an object embedded in the document, button element Defines a clickable Button element, br element Specifies a hard line break in the text. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

Restore previous example

object object and button, object, button, and br

Advanced example

Click the html element name in the punctuation list to advance the example in 'Tryit-Editor':

You cannot advance example level further.