n-null, will only succeed if there is an operation
              with the given owner.</dd>
<dt>Returns:</dt>
<dd>Returns true if there is a matching operation in the current undo state.</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="getLastOperation(int)">
<h3>getLastOperation</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="UndoOperation.html" title="class in icyllis.modernui.core">UndoOperation</a>&lt;?&gt;</span>&nbsp;<span cl