bootstrap4 cheat sheet code example

Example 1: bootstrap cheat sheet

Two very good bootstrap Cheat Sheets are:
https://getbootstrap.com/docs/5.0/examples/cheatsheet/
https://websitesetup.org/wp-content/uploads/2020/03/Bootstrap-Cheat-Sheet-websitesetup.org_.pdf

Example 2: bootstrap 4 classes list with description pdf

<h1>Example heading <span class="badge badge-secondary">New</span></h1>
<h2>Example heading <span class="badge badge-secondary">New</span></h2>
<h3>Example heading <span class="badge badge-secondary">New</span></h3>
<h4>Example heading <span class="badge badge-secondary">New</span></h4>
<h5>Example heading <span class="badge badge-secondary">New</span></h5>
<h6>Example heading <span class="badge badge-secondary">New</span></h6>