5   6</span></code></pre></div>
<p>The above also supports less than or equal to(<code>lteq</code>), equal to(<code>eq</code>), greater than(<code>gt</code>) and less than(<code>lt</code>).</p>
<p>To keep certain columns despite fitting the target <code>percent_na</code> criteria, one can provide an optional <code>keep_columns</code> character vector.</p>
<div class="sourceCode" id="cb43"><pre class="downlit sourceCode r">
<code class="sourceCode R">
<span class="fu"><a href="https://rdrr.io/r/utils/head.ht