'宣言
Public Class PagesCollection Inherits GrapeCity.ActiveReports.Core.Document.PagesCollection(Of Page) Implements GrapeCity.ActiveReports.Core.Document.IPagesCollection(Of Page)
public class PagesCollection : GrapeCity.ActiveReports.Core.Document.PagesCollection<Page>, GrapeCity.ActiveReports.Core.Document.IPagesCollection<Page>