HTML and CSS Reference
<output> . . . </output>
Not in HTML 4.01 . Represents the result of a calculation, most likely the output of a script.
Flow content, phrasing content, palpable content, and “listed, labelable and resettable
Where phrasing content is expected
HTML5 Global Attributes
Creates an explicit relationship between the calculation result and a named element or ele-
ments on the page that are related to or influenced the calculation.