code: def get(self, field=None, index=None, lpar=0, prompt=1, native=0, mode="h"):
          
  
          if field: return self._getField(field,native=native,prompt=prompt)
  
          # may prompt for value if prompt flag is set
          #XXX should change _optionalPrompt so we prompt for each element of
          #XXX the array separately?  I think array parameters are
          #XXX not useful as non-hidden params.
  
          if prompt: self._optionalPrompt(mode)
  
          if index is not None:
              sumindex = self._sumindex(index)
              try:
                  if native:
                      return self.value[sumindex]
                  else:
                      return self.toString(self.value[sumindex])
              except IndexError:
                  # should never happen
                  raise SyntaxError("Illegal index [" + repr(sumindex) +
                          "] for array parameter " + self.name)
          elif native:
              # return object itself for an array because it is
              # indexable, can have values assigned, etc.
              return self
          else:
              # return blank-separated string of values for array
              return str(self)
docs: Return value of this parameter as a string (or in native format
          if native is non-zero.)