--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/m-toolbox/classes/@provenance/string.m	Wed Nov 23 19:22:13 2011 +0100
@@ -0,0 +1,37 @@
+% STRING writes a command string that can be used to recreate the input provenance object.
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%
+% DESCRIPTION: STRING writes a command string that can be used to recreate the
+%              input provenance object.
+%
+% CALL:        cmd = string(obj)
+%
+% INPUT:       obj - provenance object
+%
+% OUTPUT:      cmd - command string to create the input object
+%
+% VERSION:     $Id: string.m,v 1.8 2011/02/18 16:48:54 ingo Exp $
+%
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+function cmd = string(varargin)
+
+  objs = [varargin{:}];
+
+  %%% Wrap the command only in bracket if the there are more than one object
+  if length(objs) > 1
+    cmd = '[';
+  else
+    cmd = '';
+  end
+
+  for j=1:length(objs)
+    creator = objs(j).creator;
+    cmd = [cmd 'provenance(''' creator ''') '];
+  end
+
+  if length(objs) > 1
+    cmd = [cmd ']'];
+  end
+end
+