# post(_:) Posts a given main actor message to the notification center. ``` @MainActor func post(_ message: Message) where Message : NotificationCenter.MainActorMessage ``` ## Parameters `message` The message to post. --- 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)