Html elements command, input, and sub

command element The command element represents a command which the user can invoke, input element Defines an input element, such as a text field control or button, within a form, sub element Specifies that the enclosed text should be rendered in the browser as subscript. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

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command command and input, command, input, and sub

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