an>
<span><span class="fu"><a href="https://rdrr.io/r/base/print.html" class="external-link">print</a></span><span class="op">(</span><span class="va">dir_titles</span><span class="op">)</span></span></code></pre></div>
<p>Note that text requests are by far the most time-intensive;
requesting the full text for thousands of documents is liable to extend
the run-time into hours. Texts are retrieved from html by priority, but
methods for .pdfs and .docs are also implemented.<a href="#fn3" class="footnote-ref" 