# AnySubscriber A type-erasing subscriber. ``` @frozen struct AnySubscriber where Failure : Error ``` ## Overview Use an [`AnySubscriber`](/documentation/Combine/AnySubscriber) to wrap an existing subscriber whose details you don’t want to expose. You can also use [`AnySubscriber`](/documentation/Combine/AnySubscriber) to create a custom subscriber by providing closures for the methods defined in [`Subscriber`](/documentation/Combine/Subscriber), rather than implementing [`Subscriber`](/documentation/Combine/Subscriber) directly. ## Topics ### Creating a type-erased subscriber [`init(_:)`](/documentation/Combine/AnySubscriber/init(_:)-2dbfs) Creates a type-erasing subscriber to wrap an existing subscriber. [`init(_:)`](/documentation/Combine/AnySubscriber/init(_:)-3t3eh) Creates a type-erasing subscriber to wrap an existing subscriber. [`init(receiveSubscription:receiveValue:receiveCompletion:)`](/documentation/Combine/AnySubscriber/init(receiveSubscription:receiveValue:receiveCompletion:)) Creates a type-erasing subscriber that executes the provided closures. --- 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)