ygon</a></code> applied across each of the polygons for which we defined the coordinates inside the <code>renderPlot</code> expression.</p>
<div class="sourceCode" id="cb13"><pre class="downlit sourceCode r">
<code class="sourceCode R"><span class="va">hover_within_flow</span> <span class="op">&lt;-</span> <span class="fu"><a href="https://rdrr.io/r/base/lapply.html">sapply</a></span><span class="op">(</span>
  <span class="va">polygon_coords</span>,
  <span class="kw">function</span><span class="op">(</spa