# trimmingPrefix(_:) Returns a new collection of the same type by removing `prefix` from the start of the collection. ``` func trimmingPrefix(_ prefix: Prefix) -> Self.SubSequence where Prefix : Sequence, Self.Element == Prefix.Element ``` ## Parameters `prefix` The collection to remove from this collection. ## Return Value A collection containing the elements of the collection that are not removed by `prefix`. --- 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)