or" href="#examples"></a>Examples</h2>
    <pre class="examples"><div class='input'><span class='va'>l</span> <span class='op'>&lt;-</span> <span class='va'>flowlines</span><span class='op'>[</span><span class='fl'>2</span><span class='op'>:</span><span class='fl'>5</span>, <span class='op'>]</span>
<span class='va'>n</span> <span class='op'>&lt;-</span> <span class='fl'>100</span>
<span class='va'>l_lengths</span> <span class='op'>&lt;-</span> <span class='fu'><a href='line_length.html'>line_length</a></sp