public function BatCalendarUnitTypeReference::isEmpty in Booking and Availability Management Tools for Drupal 8

Determines whether the data structure is empty.

Return value

bool TRUE if the data structure is empty, FALSE otherwise.

Overrides Map::isEmpty

File

modules/bat_calendar_reference/src/Plugin/Field/FieldType/BatCalendarUnitTypeReference.php, line 48

Contains \Drupal\bat_calendar_reference\Plugin\Field\FieldType\BatCalendarUnitTypeReference.

Class

BatCalendarUnitTypeReference

Plugin annotation @FieldType( id = "bat_calendar_unit_type_reference", label = @Translation("BAT Calendar Unit Type Reference"), description = @Translation("Display unit type events information embedded from other fieldable content."), …

Namespace

Drupal\bat_calendar_reference\Plugin\Field\FieldType

Code

public function isEmpty() {
  $value = $this
    ->get('unit_type_id')
    ->getValue();
  return $value === NULL || $value === '';
}