Form constructor.

Parameters

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

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

Return value

array The form structure.

Overrides FormInterface::buildForm

File

core/modules/system/tests/modules/form_test/src/Form/FormTestGroupContainerForm.php, line 27

Class

FormTestGroupContainerForm

Builds a simple form to test the #group property on #type 'container'.

Namespace

Drupal\form_test\Form

Code

public function buildForm(array $form, FormStateInterface $form_state) {
  $form['container'] = [
    '#type' => 'container',
  ];
  $form['meta'] = [
    '#type' => 'details',
    '#title' => 'Group element',
    '#open' => TRUE,
    '#group' => 'container',
  ];
  $form['meta']['element'] = [
    '#type' => 'textfield',
    '#title' => 'Nest in details element',
  ];
  return $form;
}

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