Html elements header, wbr, and input

header element The HTML Header Element (<header>) represents a group of introductory or navigational aids, wbr element For a block of text enclosed by nobr tags, indicates a place where a line break may occur, input element Defines an input element, such as a text field control or button, within a form. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

Restore previous example

header header and wbr, header, wbr, and input

Advanced example

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

You cannot advance example level further.