public function EntityWrapper::getIterator

Implements \IteratorAggregate::getIterator().

File

drupal/core/lib/Drupal/Core/Entity/Field/Type/EntityWrapper.php, line 129

Contains \Drupal\Core\Entity\Field\Type\EntityWrapper.

Class

EntityWrapper

Defines an 'entity' data type, e.g. the computed 'entity' property of entity references.

Namespace

Code

public function getIterator() {
  if ($entity = $this
    ->getValue()) {
    return $entity
      ->getIterator();
  }
  return new ArrayIterator(array());
}