original_string: public function getLanguage() {
          if (!isset($this->respondentLanguage)) {
              $this->respondentLanguage = $this->_gemsData['grs_iso_lang'];
          }
          return $this->respondentLanguage;
      }
code: public function getLanguage() {
          if (!isset($this->respondentLanguage)) {
              $this->respondentLanguage = $this->_gemsData['grs_iso_lang'];
          }
          return $this->respondentLanguage;
      }
code_tokens: public function getLanguage ( ) { if ( ! isset ( $ this -> respondentLanguage ) ) { $ this -> respondentLanguage = $ this -> _gemsData [ 'grs_iso_lang' ] ; } return $ this -> respondentLanguage ; }
docstring: Get the respondents prefered language
  @return string
docstring_tokens: Get the respondents prefered language