# GrapeCity.Wpf.SpreadSheet.CellType.Editors.SubItemCollection.ClearItems

## Content

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<h1 id="GrapeCity_Wpf_SpreadSheet_CellType_Editors_SubItemCollection_ClearItems_" data-uid="GrapeCity.Wpf.SpreadSheet.CellType.Editors.SubItemCollection.ClearItems*">ClearItems Method
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<div class="markdown level0 summary"></div>
<div class="markdown level0 conceptual"></div>



<a id="GrapeCity_Wpf_SpreadSheet_CellType_Editors_SubItemCollection_ClearItems_" data-uid="GrapeCity.Wpf.SpreadSheet.CellType.Editors.SubItemCollection.ClearItems*"></a>
<h4 id="GrapeCity_Wpf_SpreadSheet_CellType_Editors_SubItemCollection_ClearItems" data-uid="GrapeCity.Wpf.SpreadSheet.CellType.Editors.SubItemCollection.ClearItems">ClearItems()</h4>
<div class="markdown level1 summary"><p>Clears the all sub-items in the collection.</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">protected override void ClearItems()</code></pre>
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  <pre><code class="lang-vbnet hljs">Protected Overrides Sub ClearItems()</code></pre>
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<h5 class="overrides">Overrides</h5>
<div><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.collections.objectmodel.observablecollection-1.clearitems">ObservableCollection&lt;SubItem&gt;.ClearItems()</a></div>
<h5 class="exceptions">Exceptions</h5>
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      <th>Type</th>
      <th>Condition</th>
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      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.invalidoperationexception">InvalidOperationException</a></td>
      <td><p>Can't modify <a class="xref" href="GrapeCity.Wpf.SpreadSheet.CellType.Editors.ListItem.SubItems.html#GrapeCity_Wpf_SpreadSheet_CellType_Editors_ListItem_SubItems">SubItems</a> of auto generated <a class="xref" href="GrapeCity.Wpf.SpreadSheet.CellType.Editors.ListItem.html">ListItem</a>.</p>
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    </tr>
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