 <span class="op"><a href="../reference/pipe.html">%&gt;%</a></span></span>
<span>  <span class="fu">summarise</span><span class="op">(</span>n <span class="op">=</span> <span class="fu"><a href="https://rdrr.io/r/base/sum.html" class="external-link">sum</a></span><span class="op">(</span><span class="va">lineEnd</span> <span class="op">-</span> <span class="va">lineStart</span> <span class="op">+</span> <span class="fl">1</span><span class="op">)</span><span class="op">)</span> <span class="op"><a href="..