--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/m-toolbox/classes/@history/char.m	Wed Nov 23 19:22:13 2011 +0100
@@ -0,0 +1,32 @@
+% CHAR convert a param object into a string.
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%
+% DESCRIPTION: CHAR convert a history object into a string.
+%
+% CALL:        string = char(hist)
+%
+% VERSION:     $Id: char.m,v 1.14 2011/02/18 16:48:52 ingo Exp $
+%
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+function varargout = char(varargin)
+  
+  objs  = [varargin{:}];
+  
+  hstr = '';
+  
+  for ii = 1:numel(objs)
+    cl = getObjectClass(objs(ii));
+    if ~isempty(cl)
+      str = sprintf('%s.hist', cl);
+    else
+      str = sprintf('empty-history');
+    end
+    hstr = [hstr str ' / '];
+  end
+  
+  hstr = hstr(1:end-2);
+  
+  varargout{1} = hstr;
+end
+