original_string: public function get_setting() {
          $result = parent::get_setting();
          if ($result === null) {
              // this is necessary for settings upgrade
              return null;
          }
          if (empty($result)) {
              $result = array('$@NONE@$');
          }
          return $result;
      }
code: public function get_setting() {
          $result = parent::get_setting();
          if ($result === null) {
              // this is necessary for settings upgrade
              return null;
          }
          if (empty($result)) {
              $result = array('$@NONE@$');
          }
          return $result;
      }
code_tokens: public function get_setting ( ) { $ result = parent :: get_setting ( ) ; if ( $ result === null ) { // this is necessary for settings upgrade return null ; } if ( empty ( $ result ) ) { $ result = array ( '$@NONE@$' ) ; } return $ result ; }
docstring: Returns the current setting
  
  @return mixed array or string
docstring_tokens: Returns the current setting