Same name and namespace in other branches

1. 8.9.x core/modules/book/src/Form/BookAdminEditForm.php \Drupal\book\Form\BookAdminEditForm::getFormId()
2. 10 core/modules/book/src/Form/BookAdminEditForm.php \Drupal\book\Form\BookAdminEditForm::getFormId()
3. 11.x core/modules/book/src/Form/BookAdminEditForm.php \Drupal\book\Form\BookAdminEditForm::getFormId()

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

core/modules/book/src/Form/BookAdminEditForm.php, line 80

Class

BookAdminEditForm

Provides a form for administering a single book's hierarchy.

Namespace

Drupal\book\Form

Code

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

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