# C1.Win.List.ListBase.C1ListBase.InsertVerticalSplit

## Content

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<h1 id="C1_Win_List_ListBase_C1ListBase_InsertVerticalSplit_" data-uid="C1.Win.List.ListBase.C1ListBase.InsertVerticalSplit*">InsertVerticalSplit Method
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<div class="markdown level0 conceptual"></div>



<a id="C1_Win_List_ListBase_C1ListBase_InsertVerticalSplit_" data-uid="C1.Win.List.ListBase.C1ListBase.InsertVerticalSplit*"></a>
<h4 id="C1_Win_List_ListBase_C1ListBase_InsertVerticalSplit_System_Int32_" data-uid="C1.Win.List.ListBase.C1ListBase.InsertVerticalSplit(System.Int32)">InsertVerticalSplit(int)</h4>
<div class="markdown level1 summary"><p>Inserts a vertical split at the specified index.</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 InsertVerticalSplit(int idx)</code></pre>
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  <pre><code class="lang-vbnet hljs">Public Sub InsertVerticalSplit(idx As Integer)</code></pre>
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<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-condensed">
  <thead>
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      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
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    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.int32">int</a></td>
      <td><span class="parametername">idx</span></td>
      <td><p>A zero-based integer that identifies the position of the new split.</p>
</td>
    </tr>
  </tbody>
</table>
<h5 id="C1_Win_List_ListBase_C1ListBase_InsertVerticalSplit_System_Int32__remarks">Remarks</h5>
<div class="markdown level1 remarks"><p>By default the list has one vertical split.</p>
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