Html elements ol, object, and command

ol element Defines an ordered (eg numbered) list, object element Defines an object embedded in the document, command element The command element represents a command which the user can invoke. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

Restore previous example

ol ol and object, ol, object, and command

Advanced example

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

You cannot advance example level further.