'>#&gt; <span class='warning'>Warning: ‘-’ not meaningful for factors</span></div><div class='input'><span class='no'>x</span>[<span class='fl'>1</span>,<span class='fl'>2</span>] <span class='kw'>&lt;-</span> <span class='fl'>5</span>
<span class='no'>COMPARE</span> <span class='kw'>&lt;-</span> <span class='fu'>diffdf</span>( <span class='no'>iris</span>, <span class='no'>x</span>)</div><div class='output co'>#&gt; <span class='warning'>Warning: </span>
#&gt; <span class='warning'>There are rows in BA