# PHPersistentObjectChangeDetails An object that represents the local identifiers that change between requests using a change token. ``` class PHPersistentObjectChangeDetails ``` ## Topics ### Getting the Object Type [`var objectType: PHObjectType`](/documentation/Photos/PHPersistentObjectChangeDetails/objectType) The model type the change represents. [`enum PHObjectType`](/documentation/Photos/PHObjectType) Identifies the type of objects in a change request. ### Getting the Change Details [`var insertedLocalIdentifiers: Set`](/documentation/Photos/PHPersistentObjectChangeDetails/insertedLocalIdentifiers) The local identifiers the system inserts since the change token you specify. [`var updatedLocalIdentifiers: Set`](/documentation/Photos/PHPersistentObjectChangeDetails/updatedLocalIdentifiers) The local identifiers the system updates since the change token you specify. [`var deletedLocalIdentifiers: Set`](/documentation/Photos/PHPersistentObjectChangeDetails/deletedLocalIdentifiers) The local identifiers the system deletes since the change token you specify. ## Relationships ### Inherits From [`NSObject-swift.class`](/documentation/ObjectiveC/NSObject-swift.class) ### Conforms To [`CustomDebugStringConvertible`](/documentation/Swift/CustomDebugStringConvertible) [`NSObjectProtocol`](/documentation/ObjectiveC/NSObjectProtocol) [`Equatable`](/documentation/Swift/Equatable) [`CVarArg`](/documentation/Swift/CVarArg) [`CustomStringConvertible`](/documentation/Swift/CustomStringConvertible) [`Sendable`](/documentation/Swift/Sendable) [`SendableMetatype`](/documentation/Swift/SendableMetatype) [`Hashable`](/documentation/Swift/Hashable) --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)