# inferringMoves() Returns a new collection difference with associations between individual elements that have been removed and inserted only once. ``` func inferringMoves() -> CollectionDifference ``` ## Return Value A collection difference with all possible moves inferred. ## Discussion> Complexity: O(*n*) where *n* is the number of collection differences. --- 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)