# DiscreteFormatStyle Implementations ## Topics ### Instance Methods [`func discreteInput(after: Range) -> Range?`](/documentation/Foundation/Date/ComponentsFormatStyle/discreteInput(after:)) The next discretization boundary after the given input. [`func discreteInput(before: Range) -> Range?`](/documentation/Foundation/Date/ComponentsFormatStyle/discreteInput(before:)) The next discretization boundary before the given input. [`func input(after: Range) -> Range?`](/documentation/Foundation/Date/ComponentsFormatStyle/input(after:)) The next input value after the given input. [`func input(before: Range) -> Range?`](/documentation/Foundation/Date/ComponentsFormatStyle/input(before:)) The next input value before the given input. --- 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)