 <span class='fl'>1</span><span class='op'>:</span><span class='fu'><a href='https://rdrr.io/r/base/length.html'>length</a></span><span class='op'>(</span><span class='va'>l</span><span class='op'>)</span><span class='op'>)</span>
</div><div class='output co'>#&gt; <span class='warning'>Warning: CRS object has comment, which is lost in output</span></div><div class='output co'>#&gt; <span class='warning'>Warning: CRS object has comment, which is lost in output</span></div><div class='output co'>#&gt; <span 