# Subscribers.Assign A simple subscriber that assigns received elements to a property indicated by a key path. ``` final class Assign ``` ## Topics ### Creating an assign subscriber [`init(object:keyPath:)`](/documentation/Combine/Subscribers/Assign/init(object:keyPath:)) Creates a subscriber to assign the value of a property indicated by a key path. ### Receiving elements [`receive(_:)`](/documentation/Combine/Subscribers/Assign/receive(_:)) Tells the subscriber that the publisher has produced an element. ### Receiving life cycle events [`receive(subscription:)`](/documentation/Combine/Subscribers/Assign/receive(subscription:)) Tells the subscriber that it has successfully subscribed to the publisher and may request items. [`receive(completion:)`](/documentation/Combine/Subscribers/Assign/receive(completion:)) Tells the subscriber that the publisher has completed publishing, either normally or with an error. ### Inspecting the assigned property [`object`](/documentation/Combine/Subscribers/Assign/object) The object that contains the property to assign. [`keyPath`](/documentation/Combine/Subscribers/Assign/keyPath) The key path that indicates the property to assign. ### Supporting Debugging [`customMirror`](/documentation/Combine/Subscribers/Assign/customMirror) A mirror that reflects the subscriber. [`description`](/documentation/Combine/Subscribers/Assign/description) A textual representation of this subscriber. [`playgroundDescription`](/documentation/Combine/Subscribers/Assign/playgroundDescription) A custom playground description for this subscriber. ## Relationships ### Conforms To [`CustomStringConvertible`](/documentation/Swift/CustomStringConvertible) [`Cancellable`](/documentation/Combine/Cancellable) [`CustomReflectable`](/documentation/Swift/CustomReflectable) [`Subscriber`](/documentation/Combine/Subscriber) [`CustomCombineIdentifierConvertible`](/documentation/Combine/CustomCombineIdentifierConvertible) [`CustomPlaygroundDisplayConvertible`](/documentation/Swift/CustomPlaygroundDisplayConvertible) --- 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)