# PartialKeyPath A partially type-erased key path, from a concrete root type to any resulting value type. ``` class PartialKeyPath ``` ## Relationships ### Conforms To [`CustomDebugStringConvertible`](/documentation/Swift/CustomDebugStringConvertible) [`Hashable`](/documentation/Swift/Hashable) [`Equatable`](/documentation/Swift/Equatable) ### Inherited By [`KeyPath`](/documentation/Swift/KeyPath) ### Inherits From [`AnyKeyPath`](/documentation/Swift/AnyKeyPath) --- 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)