constant OptionsWidgetBase::OPTIONS_EMPTY_SELECT

Identifies a 'Select a value' option.

File

drupal/core/modules/options/lib/Drupal/options/Plugin/field/widget/OptionsWidgetBase.php, line 26
Contains \Drupal\options\Plugin\field\widget\OptionsWidgetBase.

Class

OptionsWidgetBase
Base class for the 'options_*' widgets.

Namespace

Drupal\options\Plugin\field\widget

Code

const OPTIONS_EMPTY_SELECT = 'option_select';