" name="org.saddle.index.Slice">org.saddle.index.Slice</a>:</p><pre>f(<span class="num">0</span>-&gt;<span class="num">1</span>, <span class="lit">'b'</span>) == Frame(<span class="lit">'b'</span>-&gt;Vec(<span class="num">4</span>,<span class="num">5</span>))
f(<span class="num">0</span>, *) == Frame(<span class="lit">'a'</span>-&gt;Vec(<span class="num">1</span>), <span class="lit">'b'</span>-&gt;Vec(<span class="num">4</span>))</pre><p>You may slice using the <code>col</code> and <code>row</code> methods