or
public interface ITopInterface { string A { get; }}public interface IBottomInterface: ITopInterface { string B { get; } bool C { get; }}public class BaseClass : ITopInterface{ public string A { get { return "test"; } }}public class newobject : BaseClass, IBottomInterface{ public string B { get { return "test"; } } public bool C { get { return true; } }}
textBoxTable = new Telerik.Reporting.HtmlTextBox(); textBoxTable.Style.BorderColor.Default = Color.Black; textBoxTable.Style.BorderStyle.Default = BorderType.Solid; textBoxTable.Value = "=Fields." + dc.ColumnName;