---
title: "TiffExtraChannelCollection..::.RemoveAt Method "
canonical: https://www.graphicsmill.com/docs/gm5/M_Aurigma_GraphicsMill_Codecs_TiffExtraChannelCollection_RemoveAt_1_e1836fc4.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/)

# TiffExtraChannelCollection.RemoveAt Method 
 
Removes the extra channel at the specified index of the collection.
 
**Namespace:** [Aurigma.GraphicsMill.Codecs](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_Codecs.htm.md)
 **Assembly:** Aurigma.GraphicsMill (in Aurigma.GraphicsMill.dll)
 
## Syntax
  
```
Public Sub RemoveAt ( _index As Integer _
)
```
 
```csharp
public void RemoveAt(int index
)
```
 
### Parameters
 
 - index
     - Type: [System.Int32](http://msdn2.microsoft.com/en-us/td2s409d)
The zero-based index of the extra channel to remove.
   
## See Also

### Reference

- [TiffExtraChannelCollection Class](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_Codecs_TiffExtraChannelCollection.htm.md)
- [Aurigma.GraphicsMill.Codecs Namespace](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_Codecs.htm.md)