protected property ContentEntityType::$revision_metadata_keys in Drupal 9

Same name and namespace in other branches

1. 8 core/lib/Drupal/Core/Entity/ContentEntityType.php \Drupal\Core\Entity\ContentEntityType::revision_metadata_keys

An array of entity revision metadata keys.

Type: array

File

core/lib/Drupal/Core/Entity/ContentEntityType.php, line 15

Class

ContentEntityType

Provides an implementation of a content entity type and its metadata.

Namespace

Drupal\Core\Entity

Code

protected $revision_metadata_keys = [];