public FieldItemInterface::deleteRevision()
Defines custom revision delete behavior for field values.
This method is called from during the process of deleting an entity revision, just before the field values are deleted from storage. It is only called for entity types that support revisioning.
File
- core/lib/Drupal/Core/Field/FieldItemInterface.php, line 230
Class
- FieldItemInterface
- Interface for entity field items.
Namespace
Drupal\Core\Field
Code
public function deleteRevision();
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