'宣言 Public Class ColumnOp Inherits ColumnDerived
public class ColumnOp : ColumnDerived
'宣言 Public Class ColumnOp Inherits ColumnDerived
public class ColumnOp : ColumnDerived
System.Object
C1.DataEngine.Column
C1.DataEngine.ColumnDerived
C1.DataEngine.ColumnOp
C1.DataEngine.ColumnOpCustomBase