# subscript(_:) Returns the widget environment variants for a key path to an environment values instance. ``` subscript(keyPath: WritableKeyPath) -> [T]? { get } ``` --- 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)