public function ComplexDataInterface::isEmpty

Determines whether the data structure is empty.

Return value

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

5 methods override ComplexDataInterface::isEmpty()
Entity::isEmpty in drupal/core/lib/Drupal/Core/Entity/Entity.php
Implements ComplexDataInterface::isEmpty().
EntityTranslation::isEmpty in drupal/core/lib/Drupal/Core/Entity/Field/Type/EntityTranslation.php
Implements ComplexDataInterface::isEmpty().
EntityWrapper::isEmpty in drupal/core/lib/Drupal/Core/Entity/Field/Type/EntityWrapper.php
Implements ComplexDataInterface::isEmpty().
FieldItemBase::isEmpty in drupal/core/lib/Drupal/Core/Entity/Field/FieldItemBase.php
Implements ComplexDataInterface::isEmpty().
ViewUI::isEmpty in drupal/core/modules/views/views_ui/lib/Drupal/views_ui/ViewUI.php
Implements \Drupal\Core\TypedData\ComplexDataInterface::isEmpty)().

File

drupal/core/lib/Drupal/Core/TypedData/ComplexDataInterface.php, line 119
Definition of Drupal\Core\TypedData\ComplexDataInterface.

Class

ComplexDataInterface
Interface for complex data; i.e. data containing named and typed properties.

Namespace

Drupal\Core\TypedData

Code

public function isEmpty();