# C1.DataCollection.C1WrapDataCollection-2.OnGroupChanged

## Content

<div class="doc-site-dotnet-api-container">



<h1 id="C1_DataCollection_C1WrapDataCollection_2_OnGroupChanged_" data-uid="C1.DataCollection.C1WrapDataCollection`2.OnGroupChanged*">OnGroupChanged Method
</h1>
<div class="markdown level0 summary"></div>
<div class="markdown level0 conceptual"></div>



<a id="C1_DataCollection_C1WrapDataCollection_2_OnGroupChanged_" data-uid="C1.DataCollection.C1WrapDataCollection`2.OnGroupChanged*"></a>
<h4 id="C1_DataCollection_C1WrapDataCollection_2_OnGroupChanged" data-uid="C1.DataCollection.C1WrapDataCollection`2.OnGroupChanged">OnGroupChanged()</h4>
<div class="markdown level1 summary"><p>Called after the groups changed.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">protected virtual void OnGroupChanged()</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Protected Overridable Sub OnGroupChanged()</code></pre>
</div>
</div>