# C1.WPF.Pivot.FlexPivotGrid.SortColumns

## Content

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<h1 id="C1_WPF_Pivot_FlexPivotGrid_SortColumns_" data-uid="C1.WPF.Pivot.FlexPivotGrid.SortColumns*">SortColumns Method
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<div class="markdown level0 summary"></div>
<div class="markdown level0 conceptual"></div>



<a id="C1_WPF_Pivot_FlexPivotGrid_SortColumns_" data-uid="C1.WPF.Pivot.FlexPivotGrid.SortColumns*"></a>
<h4 id="C1_WPF_Pivot_FlexPivotGrid_SortColumns_System_Collections_Generic_IComparer_C1_WPF_Grid_GridColumn__" data-uid="C1.WPF.Pivot.FlexPivotGrid.SortColumns(System.Collections.Generic.IComparer{C1.WPF.Grid.GridColumn})">SortColumns(IComparer&lt;GridColumn&gt;)</h4>
<div class="markdown level1 summary"><p>Sort all the columns by custom order.</p>
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<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
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  <pre><code class="lang-csharp hljs">public void SortColumns(IComparer&lt;GridColumn&gt; compare)</code></pre>
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  <pre><code class="lang-vbnet hljs">Public Sub SortColumns(compare As IComparer(Of GridColumn))</code></pre>
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<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.collections.generic.icomparer-1">IComparer</a>&lt;<span class="xref">GridColumn</span>&gt;</td>
      <td><span class="parametername">compare</span></td>
      <td><p>an interface for custom order.</p>
</td>
    </tr>
  </tbody>
</table>
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