&gt; 150:         3.0          5.1</div><div class='input'><span class='no'>iris</span> <span class='kw'>%&gt;%</span> <span class='fu'>select_dt</span>(<span class='kw'>cols</span> <span class='kw'>=</span> <span class='fu'><a href='https://rdrr.io/r/base/names.html'>names</a></span>(<span class='no'>iris</span>)[<span class='fl'>2</span>:<span class='fl'>3</span>])</div><div class='output co'>#&gt;      Sepal.Width Petal.Length
#&gt;   1:         3.5          1.4
#&gt;   2:         3.0          1.4
#&g