original_string: public function setId($givenId)
      {
          if (!isset($this->id)) {
              $this->id = $givenId;
          }
          return $this->id;
      }
code: public function setId($givenId)
      {
          if (!isset($this->id)) {
              $this->id = $givenId;
          }
          return $this->id;
      }
code_tokens: public function setId ( $ givenId ) { if ( ! isset ( $ this -> id ) ) { $ this -> id = $ givenId ; } return $ this -> id ; }
docstring: Set id of model.
  
  @return int|string
docstring_tokens: Set id of model .