* {@inheritdoc}
*/
public function submitForm(array &$form, FormStateInterface $form_state) {
- drupal_set_message(t('Submitted: @value', ['@value' => $form_state->getValue('tableselect')]));
+ $this->messenger()->addStatus($this->t('Submitted: @value', ['@value' => $form_state->getValue('tableselect')]));
}
}