original_string: public function getProperty($id)
      {
          if (!isset($this->properties[$id])) {
              return null;
          }
  
          return $this->properties[$id];
      }
code: public function getProperty($id)
      {
          if (!isset($this->properties[$id])) {
              return null;
          }
  
          return $this->properties[$id];
      }
code_tokens: public function getProperty ( $ id ) { if ( ! isset ( $ this -> properties [ $ id ] ) ) { return null ; } return $ this -> properties [ $ id ] ; }
docstring: Returns a property.
  
  @param string $id the ID of the property
  @return PropertyInterface|null the property or <code>null</code> if the property hasn't been requested or
  hasn't been provided by the repository
docstring_tokens: Returns a property .