| GrapeCity.Xaml.SpreadSheet.UI Namespace > GcSpreadSheet Class : InvalidateColumns Method | 
| Overload | Description | 
|---|---|
| InvalidateColumns(Int32,Int32) | Invalidates the column state in the control. After the invalidation, the column layout and data are updated. | 
| InvalidateColumns(Int32,Int32,SheetArea) | Invalidates the column state in the control. After the invalidation, the column layout and data are updated. | 
Target Platforms: Windows Server 2012, Windows RT