original_string: public function getParameters()
      {
          $types = array();
          foreach ($this->_parameters as $parameter) {
              $types[] = $parameter->getType();
          }
          return $types;
      }
code: public function getParameters()
      {
          $types = array();
          foreach ($this->_parameters as $parameter) {
              $types[] = $parameter->getType();
          }
          return $types;
      }
code_tokens: public function getParameters ( ) { $ types = array ( ) ; foreach ( $ this -> _parameters as $ parameter ) { $ types [ ] = $ parameter -> getType ( ) ; } return $ types ; }
docstring: Retrieve parameters as list of types
  
  @return array
docstring_tokens: Retrieve parameters as list of types