public class PivotHeaderColumnCollection : Infragistics.Collections.CollectionBase<PivotHeaderColumn>, Infragistics.ICollectionBase, Infragistics.ICollectionBase<PivotHeaderColumn>
'宣言 Public Class PivotHeaderColumnCollection Inherits Infragistics.Collections.CollectionBase(Of PivotHeaderColumn) Implements Infragistics.ICollectionBase, Infragistics.ICollectionBase(Of PivotHeaderColumn)