public function AjaxAddMore::submitForm in Examples for Developers 3.x

Same name and namespace in other branches

1. 8 form_api_example/src/Form/AjaxAddMore.php \Drupal\form_api_example\Form\AjaxAddMore::submitForm()

Final submit handler.

Reports what values were finally set.

Overrides DemoBase::submitForm

File

modules/form_api_example/src/Form/AjaxAddMore.php, line 138

Class

AjaxAddMore

Implements the ajax demo form controller.

Namespace

Drupal\form_api_example\Form

Code

public function submitForm(array &$form, FormStateInterface $form_state) {
  $values = $form_state
    ->getValue([
    'names_fieldset',
    'name',
  ]);
  $output = $this
    ->t('These people are coming to the picnic: @names', [
    '@names' => implode(', ', $values),
  ]);
  $this
    ->messenger()
    ->addMessage($output);
}