original_string: public function get_item_value($item) {
          if ($this->structure instanceof mod_feedback_completion) {
              return $this->structure->get_item_value($item);
          }
          return null;
      }
code: public function get_item_value($item) {
          if ($this->structure instanceof mod_feedback_completion) {
              return $this->structure->get_item_value($item);
          }
          return null;
      }
code_tokens: public function get_item_value ( $ item ) { if ( $ this -> structure instanceof mod_feedback_completion ) { return $ this -> structure -> get_item_value ( $ item ) ; } return null ; }
docstring: Returns value for this element that is already stored in temporary or permanent table,
  usually only available when user clicked "Previous page". Null means no value is stored.
  
  @param stdClass $item
  @return string
docstring_tokens: Returns value for this element that is already stored in temporary or permanent table usually only available when user clicked Previous page . Null means no value is stored .