/span></a>
<a class="sourceLine" id="cb16-19" title="19"><span class="co">#&gt; 3      NA    error</span></a></code></pre></div>
</div>
</div>
<div id="adverbs" class="section level2">
<h2 class="hasAnchor">
<a href="#adverbs" class="anchor"></a>Adverbs</h2>
<p>Adverbs take a function and return a modified function.</p>
<div id="silently" class="section level3">
<h3 class="hasAnchor">
<a href="#silently" class="anchor"></a><code><a href="reference/silently.html">silently()</a></code>
</h3>
<p><code><a href=