lass="computeroutput">keys_last</code></span></p></td>
<td><p>the last key </p></td>
</tr>
<tr>
<td><p><span class="term"><code class="computeroutput">keys_result</code></span></p></td>
<td><p>iterator pointing to the key output </p></td>
</tr>
<tr>
<td><p><span class="term"><code class="computeroutput">predicate</code></span></p></td>
<td><p>binary predicate which returns true only if two keys are equal </p></td>
</tr>
<tr>
<td><p><span class="term"><code class="computeroutput">queue</code></span></p></td>