# contains(_:) Returns a Boolean value indicating whether the collection contains the given sequence. ``` func contains(_ other: C) -> Bool where C : Collection, Self.Element == C.Element ``` ## Parameters `other` A sequence to search for within this collection. ## Return Value `true` if the collection contains the specified sequence, otherwise `false`. --- 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)