# minimumRange(of:) Returns the minimum range limits of the values that a given component can take on. ``` func minimumRange(of component: Calendar.Component) -> Range? ``` ## Parameters `component` A component to calculate a range for. ## Return Value The range, or nil if it could not be calculated. ## Discussion As an example, in the Gregorian calendar the minimum range of values for the Day component is 1-28. --- 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)