To HTML Content Category Flow

Html elements h1 and br

h1 element Heading Level 1 and br element Specifies a hard line break in the text. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

Restore previous example

h1 h1 and br

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 1.0safari 1.0Firefox 1.0ie 2.0opera 5.0