&lt;h1&gt;Here&#39;s some &lt;em&gt;HTML&lt;/em&gt;&lt;/h1&gt;&lt;/div&gt;
</code></pre>
<p>Trusted HTML vnodes are objects, not strings; therefore they cannot be concatenated with regular strings.</p>
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<h3 id="security-considerations"><a href="#security-considerations">Security considerations</a></h3>
<p>You <strong>must sanitize the input</strong> of <code>m.trust</code> to ensure there&#39;s no user-generated malicious code in the HTML string. If you don&#39;t sanitize an HTML string and mark it as a