---
title: "ThumbnailListView..::.CheckedIndices Property "
canonical: https://www.graphicsmill.com/docs/gm5/P_Aurigma_GraphicsMill_WinControls_ThumbnailListView_CheckedIndices.htm
product: "Graphics Mill 5.5 for .NET"
---

This documentation is for the old version. [Go to the latest Graphics Mill docs](https://www.graphicsmill.com/docs/gm/)

# ThumbnailListView.CheckedIndices Property 
 
Gets an array of indices of items which have been checked (i.e. checkboxes of these items are marked).
 
**Namespace:** [Aurigma.GraphicsMill.WinControls](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_WinControls.htm.md)
 **Assembly:** Aurigma.GraphicsMill.WinControls (in Aurigma.GraphicsMill.WinControls.dll)
 
## Syntax
  
```
<BrowsableAttribute(False)> _
Public ReadOnly Property CheckedIndices As Integer()
```
 
```csharp
[BrowsableAttribute(false)]
public int[] CheckedIndices { get; }
```
 
### Property Value
An array of indices of checked items. If no items checked, empty array is returned.
   
## See Also

### Reference

- [ThumbnailListView Class](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_WinControls_ThumbnailListView.htm.md)
- [Aurigma.GraphicsMill.WinControls Namespace](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_WinControls.htm.md)
- [ThumbnailListView.CheckedItems](https://www.graphicsmill.com/docs/gm5/P_Aurigma_GraphicsMill_WinControls_ThumbnailListView_CheckedItems.htm.md)