Html elements output, base, and select

output element The output (<output>) element represents the result of a calculation, base element Specifies a base URL for all of the relative URLs in the document to use, select element Defines a selection list control in a form. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

Restore previous example

output output and base, output, base, and select

Advanced example

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

You cannot advance example level further.