|   | Name | Description | 
|---|
  | Transform(FuncBoolean) | 
            Modifies the elements of this column by applying the given no-argument 
            function to each element.
             | 
  | Transform(FuncBoolean, Boolean) | 
            Modifies the elements of this column by applying the given unary function 
            to each element.
             | 
  | Transform(FuncBoolean, Boolean, Boolean, DFBoolColumn) | 
            Modifies the contents of this column by applying the given binary function
            to each element. The first parameter to the binary function is an element
            of self; the second parameter is the corresponding element of the passed 
            column.
             | 
  | Transform(FuncBoolean, Boolean, Boolean, Boolean) | 
            Modifies the contents of this column by applying the given binary function
            to each element. The first parameter to the binary function is an element
            of self; the second parameter is the passed boolean.
             |