original_string: public function setCity($city)
      {
          if (!is_string($city)) {
              $city = strval($city);
          }
  
          $this->city = $city;
      }
code: public function setCity($city)
      {
          if (!is_string($city)) {
              $city = strval($city);
          }
  
          $this->city = $city;
      }
code_tokens: public function setCity ( $ city ) { if ( ! is_string ( $ city ) ) { $ city = strval ( $ city ) ; } $ this -> city = $ city ; }
docstring: Sets the city.
  
  @param string $city city
  
  @return void
docstring_tokens: Sets the city .