Data.h

#include <string>

class itemClass
{
  public:
        /*
	   This method returns the search key.  The bstClass
	   requires a treeItemType that has a Key method to
	   return the search key.
	*/
    string Key() const;
       /*
            This is a pro-forma method for giving theString a
	    value.  It's something the driver can use.  The
	    bstClass doesn't need it.
       */
    void setKey(string inString);
  private:
    string theString ; // just something to use as data
} ;  // end class