# C1.Blazor.Grid.FlexGrid.ColumnOptionsLoading

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<h1 id="C1_Blazor_Grid_FlexGrid_ColumnOptionsLoading_" data-uid="C1.Blazor.Grid.FlexGrid.ColumnOptionsLoading*">ColumnOptionsLoading Property
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<a id="C1_Blazor_Grid_FlexGrid_ColumnOptionsLoading_" data-uid="C1.Blazor.Grid.FlexGrid.ColumnOptionsLoading*"></a>
<h4 id="C1_Blazor_Grid_FlexGrid_ColumnOptionsLoading" data-uid="C1.Blazor.Grid.FlexGrid.ColumnOptionsLoading">ColumnOptionsLoading</h4>
<div class="markdown level1 summary"><p>Occurs when the options of a column are being loaded.</p>
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<h5 class="declaration">Declaration</h5>
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  <pre><code class="lang-csharp hljs">[Parameter]
public EventHandler&lt;GridColumnOptionsLoadingEventArgs&gt; ColumnOptionsLoading { get; set; }</code></pre>
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  <pre><code class="lang-vbnet hljs">&lt;Parameter&gt;
Public Property ColumnOptionsLoading As EventHandler(Of GridColumnOptionsLoadingEventArgs)</code></pre>
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