To HTML Content Category Flow

Html elements command and dfn

command element The command element represents a command which the user can invoke and dfn element Specifies that the enclosed text defines a term. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

Restore previous example

command command and dfn

Advanced example

Click the html element name in the punctuation list to advance the example in 'Tryit-Editor':
<a><audio>, <button>, <details>, <embed>, <iframe>, <input>, <keygen>, <label>, <menu>, <object>, <select>, <textarea>, <video>, <canvas>, <img>, <math>, <svg>, <h1>, <h2>, <h3>, <h4>, <h5>, <h6>, <hgroup>, <article>, <aside>, <nav>, <section>, <abbr>, <b>, <bdo>, <br>, <cite>, <code>, <command>, <dataList>, <dfn>, <em>, <i>, <kbd>, <mark>, <meter>, <noscript>, <output>, <progress>, <q>, <ruby>, <samp>, <script>, <small>, <span>, <strong>, <sub>, <sup>, <time>, <var>, <wbr>, <base>, <link>, <meta>, <style>, <title>

HTML element example

Result from the Online TryIt-Editor
chrome N/Asafari 1.0Firefox N/Aie N/Aopera N/A