public function NodePreviewForm::getFormId in Drupal 9

Same name and namespace in other branches

1. 8 core/modules/node/src/Form/NodePreviewForm.php \Drupal\node\Form\NodePreviewForm::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/node/src/Form/NodePreviewForm.php, line 60

Class

NodePreviewForm

Contains a form for switching the view mode of a node during preview.

Namespace

Drupal\node\Form

Code

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