# animation(_:value:) Applies the given animation to this view when the specified value changes. ``` nonisolated func animation(_ animation: Animation?, value: V) -> some View where V : Equatable ``` ## Parameters `animation` The animation to apply. If `animation` is `nil`, the view doesn’t animate. `value` A value to monitor for changes. ## Return Value A view that applies `animation` to this view whenever `value` changes. --- 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)