n class="op"><a href="pipe.html">%&gt;%</a></span></span></span>
<span class="r-in"><span>  <span class="fu"><a href="history.html">history</a></span><span class="op">(</span><span class="op">)</span></span></span>
<span class="r-out co"><span class="r-pr">#&gt;</span> dtrackr history:</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> number of flowchart steps: 5 (approx)</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> tags defined: &lt;none&gt;</span>
<span class="r-out co"><span 