ng.Object)"><code>UISelectMany.validateValue(jakarta.faces.context.FacesContext, java.lang.Object)</code></a> for usage.
 </p></div>
<dl class="notes">
<dt>Returns:</dt>
<dd>the value of the <code>noSelectionOption</code> property</dd>
<dt>Since:</dt>
<dd>2.0</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="setNoSelectionOption(boolean)">
<h3>setNoSelectionOption</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="