original_string: protected function isExcluded($field)
      {
          return isset($this->options['field']) && $this->options['field'] !== $this->getKey($field);
      }
code: protected function isExcluded($field)
      {
          return isset($this->options['field']) && $this->options['field'] !== $this->getKey($field);
      }
code_tokens: protected function isExcluded ( $ field ) { return isset ( $ this -> options [ 'field' ] ) && $ this -> options [ 'field' ] !== $ this -> getKey ( $ field ) ; }
docstring: Whether the field should be excluded from validation
  @param string $field
  @return bool
docstring_tokens: Whether the field should be excluded from validation