public EntityAccessControlHandlerInterface::fieldAccess($operation, FieldDefinitionInterface $field_definition, AccountInterface $account = NULL, FieldItemListInterface $items = NULL, $return_as_object = FALSE)
Checks access to an operation on a given entity field.
This method does not determine whether access is granted to the entity itself, only the specific field. Callers are responsible for ensuring that entity access is also respected, for example by using \Drupal\Core\Entity\EntityAccessC