function OptionsWidgetBase::getEmptyLabel

Same name and namespace in other branches
  1. 11.x core/lib/Drupal/Core/Field/Plugin/Field/FieldWidget/OptionsWidgetBase.php \Drupal\Core\Field\Plugin\Field\FieldWidget\OptionsWidgetBase::getEmptyLabel()
  2. 10 core/lib/Drupal/Core/Field/Plugin/Field/FieldWidget/OptionsWidgetBase.php \Drupal\Core\Field\Plugin\Field\FieldWidget\OptionsWidgetBase::getEmptyLabel()
  3. 8.9.x core/lib/Drupal/Core/Field/Plugin/Field/FieldWidget/OptionsWidgetBase.php \Drupal\Core\Field\Plugin\Field\FieldWidget\OptionsWidgetBase::getEmptyLabel()

Returns the empty option label to add to the list of options, if any.

Return value

string|null Either a label of the empty option, or NULL.

File

core/lib/Drupal/Core/Field/Plugin/Field/FieldWidget/OptionsWidgetBase.php, line 218

Class

OptionsWidgetBase
Base class for the 'options_*' widgets.

Namespace

Drupal\Core\Field\Plugin\Field\FieldWidget

Code

protected function getEmptyLabel() {
}

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