addtag

  ADDTAG - Add a tag to a dirstruct directory

    ADDTAG(THEDIRSTRUCT, DIR, TAGNAME, VALUE)

   Add a 'tag' to the directory DIR that is part of the directory
   structure object (DIRSTRUCT) named THEDIRSTRUCT.  DIR should just be the 
   name of the directory within THEDIRSTRUCT's path.

   Tags are name/value pairs. The TAGNAME must be a valid Matlab
   variable name. Value can be any value that can be written to a string with
   SAVESTRUCTARRAY.

   See also: GETTAG, SAVESTRUCTARRAY