="at">md_extensions =</span> <span class="cn">NULL</span>,</span>
<span id="cb4-19"><a href="#cb4-19" aria-hidden="true" tabindex="-1"></a>  <span class="at">self_contained =</span> <span class="sc">!</span><span class="fu">is.null</span>(theme)</span>
<span id="cb4-20"><a href="#cb4-20" aria-hidden="true" tabindex="-1"></a>)</span></code></pre></div>
<h3 id="arguments">Arguments</h3>
<table>
<colgroup>
<col style="width: 50%" />
<col style="width: 50%" />
</colgroup>
<tbody>
<tr class="odd" style="vertical