{ helper methods also influence calls to a parent's method in a derived class } program tchlp35; {$ifdef fpc} {$mode delphi} {$endif} {$apptype console} type TTest = class function Test: Integer; end; TTestSub = class(TTest) function AccessTest: Integer; end; TTestHelper = class helper for TTest function Test: Integer; end; function TTest.Test: Integer; begin Result := 1; end; function TTestSub.AccessTest: Integer; begin Result := Test; end; function TTestHelper.Test: Integer; begin Result := 2; end; var t: TTestSub; res: Integer; begin t := TTestSub.Create; res := t.AccessTest; Writeln('f.AccessTest: ', res); if res <> 2 then Halt(1); Writeln('ok'); end.