d">:d</span>) <span class="mdzsyn-comment"># -&gt; :d</span></code></pre><p>Similar to the <code class="mendoza-code">get</code> function and added in v1.5.0, the <code class="mendoza-code">in</code> function
also get values contained in a data structure but will throw errors on bad keys
to arrays, tuple, and string-likes. You should prefer <code class="mendoza-code">in</code> going forward as
it can be used to better detect errors. For tables and structs, <code class="mendoza-code">in</code>
behaves identi