function clear(this)
%  CLEAR  Clears data.

%  Author(s): P. Gahinet
%  Copyright 1986-2002 The MathWorks, Inc.
%  $Revision: 1.1.6.1 $ $Date: 2004/12/26 21:45:23 $

set(this,'XData',[],'YData',[]);
