public function Select2OptgroupForm::getFormId in Select 2 8

Returns a unique string identifying the form.

The returned ID should be a unique string that can be a valid PHP function name, since it's used in hook implementation names such as hook_form_FORM_ID_alter().

Return value

string The unique string identifying the form.

Overrides FormInterface::getFormId

File

tests/modules/select2_form_test/src/Form/Select2OptgroupForm.php, line 19

Class

Select2OptgroupForm

Test form to test the select2 element.

Namespace

Drupal\select2_form_test\Form

Code

public function getFormId() {
  return 'form_test_select2_optgroup';
}