original_string: private function _hashPassword($password = null)
      {
          if (null !== $password) {
              $this->password = md5($password);
          }
  
          return $this->password;
      }
code: private function _hashPassword($password = null)
      {
          if (null !== $password) {
              $this->password = md5($password);
          }
  
          return $this->password;
      }
code_tokens: private function _hashPassword ( $ password = null ) { if ( null !== $ password ) { $ this -> password = md5 ( $ password ) ; } return $ this -> password ; }
docstring: Hashes the password.
  
  @param string|null $password
  
  @return string
docstring_tokens: Hashes the password .