eka/core/Undoable.html#undo()">undo</a></code>&nbsp;in interface&nbsp;<code><a href="../../../weka/core/Undoable.html" title="interface in weka.core">Undoable</a></code></dd>
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<h4>addUndoPoint</h4>
<pre>public&nbsp;void&nbsp;addUndoPoint()</pre>
<div class="block">adds an undo point to the undo history, if the undo support is enabled</div>
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<dt><strong>Specified by:</strong></dt>
<dd><code><a hre