![](dotnetdiagramimages/GrapeCity_WPF_SpreadSheet_Data_GrapeCity_Windows_SpreadSheet_Data_Columns.png)
'Declaration <System.Reflection.DefaultMemberAttribute("Item")> Public NotInheritable Class Columns
'Usage Dim instance As Columns
[System.Reflection.DefaultMember("Item")] public sealed class Columns
System.Object
GrapeCity.Windows.SpreadSheet.Data.Columns