# replaceAll(_:preservingWorldTransforms:) Removes all children from this entity and adds the specified list of entities as the new children. ``` @MainActor @preconcurrency func replaceAll(_ children: S, preservingWorldTransforms: Bool = false) where S : Sequence, S.Element : Entity ``` ## Parameters `children` The list of the new children. `preservingWorldTransforms` `true` to preserve the world transform. `false` to preserve the relative transform. (Use `true` if the entities should keep its effective location and size in the scene!) --- 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)