# C1.Blazor.Grid.FlexGrid.GroupCollapsedChanged

## Content

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



<h1 id="C1_Blazor_Grid_FlexGrid_GroupCollapsedChanged_" data-uid="C1.Blazor.Grid.FlexGrid.GroupCollapsedChanged*">GroupCollapsedChanged Property
</h1>
<div class="markdown level0 summary"></div>
<div class="markdown level0 conceptual"></div>



<a id="C1_Blazor_Grid_FlexGrid_GroupCollapsedChanged_" data-uid="C1.Blazor.Grid.FlexGrid.GroupCollapsedChanged*"></a>
<h4 id="C1_Blazor_Grid_FlexGrid_GroupCollapsedChanged" data-uid="C1.Blazor.Grid.FlexGrid.GroupCollapsedChanged">GroupCollapsedChanged</h4>
<div class="markdown level1 summary"><p>Occurs after the <a class="xref" href="C1.Blazor.Grid.GridGroupRow.IsCollapsed.html#C1_Blazor_Grid_GridGroupRow_IsCollapsed">IsCollapsed</a> property of a <a class="xref" href="C1.Blazor.Grid.GridGroupRow.html">GridGroupRow</a> object changes.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">[Parameter]
public EventHandler&lt;GridCellRangeEventArgs&gt; GroupCollapsedChanged { get; set; }</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">&lt;Parameter&gt;
Public Property GroupCollapsedChanged As EventHandler(Of GridCellRangeEventArgs)</code></pre>
</div>
</div>