&lt;h2&gt;</code>) that will contain the label. If you omit a level parameter, no heading is used; it&rsquo;s just a button.</li>
<li><strong>open</strong> — Include this and give it a value of &ldquo;true&rdquo; or &ldquo;yes&rdquo; to make the section expanded on page load.</li>
</ul>

<p>Here&rsquo;s what the code might look like for a simple expandable section containing markdown:</p>

<pre class=""><code  data-codeblock-shortcode>
&#x7b;{% expandable label="A section of dummy text" level="2" %}}
Here