td align="left">list</td>
</tr>
<tr class="even">
<td align="left"></td>
<td align="left">named list</td>
<td align="left"><code>list(a = 1)</code></td>
<td align="left">named list</td>
</tr>
<tr class="odd">
<td align="left">Built-in objects</td>
<td align="left">factor</td>
<td align="left"><code>factor(&quot;A&quot;)</code></td>
<td align="left">fct</td>
</tr>
<tr class="even">
<td align="left"></td>
<td align="left">ordered</td>
<td align="left"><code>ordered(&quot;a&quot;)</code></td>
<td align="left">