/span> <span class='fl'>2</span>, <span class='kw'>y</span> <span class='kw'>=</span> <span class='fl'>3</span>)
<span class='fu'>drop_grep</span>(<span class='no'>dt</span>, <span class='st'>"x"</span>)</div><div class='output co'>#&gt;    y
#&gt; 1: 3</div><div class='input'>

</div></pre>
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    <h2>Contents</h2>
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      <li><a href="#arguments">Arguments</a></li>
            
      <li><a href="#exam