![](dotnetdiagramimages/C1_Silverlight_DataGrid_5_C1_Silverlight_DataGrid_DataGridColumnCollection.png)
'Declaration
<System.Reflection.DefaultMemberAttribute("Item")> Public Class DataGridColumnCollection Inherits System.Collections.ObjectModel.Collection(Of DataGridColumn)
[System.Reflection.DefaultMember("Item")] public class DataGridColumnCollection : System.Collections.ObjectModel.Collection<DataGridColumn>
System.Object
System.Collections.ObjectModel.Collection<T>
C1.Silverlight.DataGrid.DataGridColumnCollection