class DigitValidator in Form API Validation 8.2

Fapi Validation Plugin for Digit validation.

Plugin annotation

@FapiValidationValidator(
  id = "digit",
  error_message = "Use only digits on %field."
)

Hierarchy

• class \Drupal\fapi_validation\Plugin\FapiValidationValidator\DigitValidator implements FapiValidationValidatorsInterface

File

src/Plugin/FapiValidationValidator/DigitValidator.php, line 17

Namespace

Drupal\fapi_validation\Plugin\FapiValidationValidator

class DigitValidator implements FapiValidationValidatorsInterface {

  /**
   * {@inheritdoc}
   */
  public function validate(Validator $validator, array $element, FormStateInterface $form_state) {
    return (bool) preg_match('/^\\d+$/', (string) $validator
      ->getValue());
  }

}

Members

Name	Modifiers	Type	Description	Overrides
DigitValidator::validate	public	function	Execute validation. Overrides FapiValidationValidatorsInterface::validate