# C1.C1Excel.XLColumnCollection.Insert

## Content

<div class="doc-site-dotnet-api-container">



<h1 id="C1_C1Excel_XLColumnCollection_Insert_" data-uid="C1.C1Excel.XLColumnCollection.Insert*">Insert Method
</h1>
<div class="markdown level0 summary"></div>
<div class="markdown level0 conceptual"></div>



<a id="C1_C1Excel_XLColumnCollection_Insert_" data-uid="C1.C1Excel.XLColumnCollection.Insert*"></a>
<h4 id="C1_C1Excel_XLColumnCollection_Insert_System_Int32_" data-uid="C1.C1Excel.XLColumnCollection.Insert(System.Int32)">Insert(int)</h4>
<div class="markdown level1 summary"><p>Creates a new <a class="xref" href="C1.C1Excel.XLColumn.html">XLColumn</a> object and inserts it at a
specific position in the collection.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public XLColumn Insert(int index)</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Function Insert(index As Integer) As XLColumn</code></pre>
</div>
<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.int32">int</a></td>
      <td><span class="parametername">index</span></td>
      <td><p>Position where the new item will be inserted.</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="C1.C1Excel.XLColumn.html">XLColumn</a></td>
      <td><p>A reference to the new item.</p>
</td>
    </tr>
  </tbody>
</table>


<a id="C1_C1Excel_XLColumnCollection_Insert_" data-uid="C1.C1Excel.XLColumnCollection.Insert*"></a>
<h4 id="C1_C1Excel_XLColumnCollection_Insert_System_Int32_C1_C1Excel_XLColumn_" data-uid="C1.C1Excel.XLColumnCollection.Insert(System.Int32,C1.C1Excel.XLColumn)">Insert(int, XLColumn)</h4>
<div class="markdown level1 summary"><p>Inserts an <a class="xref" href="C1.C1Excel.XLColumn.html">XLColumn</a> object at a specific position in the collection.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public XLColumn Insert(int index, XLColumn col)</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Function Insert(index As Integer, col As XLColumn) As XLColumn</code></pre>
</div>
<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.int32">int</a></td>
      <td><span class="parametername">index</span></td>
      <td><p>Position where the item will be inserted.</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="C1.C1Excel.XLColumn.html">XLColumn</a></td>
      <td><span class="parametername">col</span></td>
      <td><p>Item that will be inserted.</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="C1.C1Excel.XLColumn.html">XLColumn</a></td>
      <td><p>A reference to the item that was added to the collection.</p>
</td>
    </tr>
  </tbody>
</table>
<h5 id="C1_C1Excel_XLColumnCollection_Insert_System_Int32_C1_C1Excel_XLColumn__remarks">Remarks</h5>
<div class="markdown level1 remarks"><p>The maximum number of <a class="xref" href="C1.C1Excel.XLColumn.html">XLColumn</a> objects in an <a class="xref" href="C1.C1Excel.XLSheet.html">XLSheet</a> 
is 256. This is a limitation imposed by Excel 2003 and below.</p>
<p>For Excel 2007 and above, the maximum number of <a class="xref" href="C1.C1Excel.XLColumn.html">XLColumn</a> objects
in an <a class="xref" href="C1.C1Excel.XLSheet.html">XLSheet</a> is 18,278.</p>
</div>


<a id="C1_C1Excel_XLColumnCollection_Insert_" data-uid="C1.C1Excel.XLColumnCollection.Insert*"></a>
<h4 id="C1_C1Excel_XLColumnCollection_Insert_System_Int32_C1_C1Excel_XLColumn_C1_C1Excel_XLCell___" data-uid="C1.C1Excel.XLColumnCollection.Insert(System.Int32,C1.C1Excel.XLColumn,C1.C1Excel.XLCell[])">Insert(int, XLColumn, XLCell[])</h4>
<div class="markdown level1 summary"><p>Inserts an <a class="xref" href="C1.C1Excel.XLColumn.html">XLColumn</a> object at a specific position in the collection.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public XLColumn Insert(int index, XLColumn col, XLCell[] cells)</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Function Insert(index As Integer, col As XLColumn, cells As XLCell()) As XLColumn</code></pre>
</div>
<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.int32">int</a></td>
      <td><span class="parametername">index</span></td>
      <td><p>Position where the item will be inserted.</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="C1.C1Excel.XLColumn.html">XLColumn</a></td>
      <td><span class="parametername">col</span></td>
      <td><p>Item that will be inserted.</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="C1.C1Excel.XLCell.html">XLCell</a>[]</td>
      <td><span class="parametername">cells</span></td>
      <td><p>Array ot the cells for inserted column.</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="C1.C1Excel.XLColumn.html">XLColumn</a></td>
      <td><p>A reference to the item that was added to the collection.</p>
</td>
    </tr>
  </tbody>
</table>
</div>
