public function FormBase::validateForm in Drupal 8

Same name and namespace in other branches

9 core/lib/Drupal/Core/Form/FormBase.php \Drupal\Core\Form\FormBase::validateForm()

Form validation handler.

array $form: An associative array containing the structure of the form.

\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.

24 calls to FormBase::validateForm()

ActionFormBase::validateForm in core/modules/action/src/Form/ActionFormBase.php: Form validation handler.
BlockForm::validateForm in core/modules/block/src/BlockForm.php: Form validation handler.
BookSettingsForm::validateForm in core/modules/book/src/Form/BookSettingsForm.php: Form validation handler.
ContactFormEditForm::validateForm in core/modules/contact/src/ContactFormEditForm.php: Form validation handler.
ContentEntityForm::validateForm in core/lib/Drupal/Core/Entity/ContentEntityForm.php: Button-level validation handlers are highly discouraged for entity forms, as they will prevent entity validation from running. If the entity is going to be saved during the form submission, this method should be manually invoked from the button-level…

73 methods override FormBase::validateForm()

ActionFormBase::validateForm in core/modules/action/src/Form/ActionFormBase.php: Form validation handler.
AddFormBase::validateForm in core/modules/media_library/src/Form/AddFormBase.php: Form validation handler.
AjaxTestDialogForm::validateForm in core/modules/system/tests/modules/ajax_test/src/Form/AjaxTestDialogForm.php: Form validation handler.
AjaxTestForm::validateForm in core/modules/system/tests/modules/ajax_test/src/Form/AjaxTestForm.php: Form validation handler.
BanAdmin::validateForm in core/modules/ban/src/Form/BanAdmin.php: Form validation handler.

public function validateForm(array &$form, FormStateInterface $form_state) {

  // Validation is optional.
}

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