out co"><span class="r-pr">#&gt;</span> [2,]                  22</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> [3,]                  23</span>
<span class="r-in"><span><span class="co"># Close file</span></span></span>
<span class="r-in"><span><span class="va">file</span><span class="op">$</span><span class="fu">close_all</span><span class="op">(</span><span class="op">)</span></span></span>
<span class="r-in"><span><span class="fu"><a href="https://rdrr.io/r/base/files.html" class="external