# getHour(_:minute:second:nanosecond:from:) Returns by reference the hour, minute, second, and nanosecond component values for a given date. ``` func getHour(_ hourValuePointer: UnsafeMutablePointer?, minute minuteValuePointer: UnsafeMutablePointer?, second secondValuePointer: UnsafeMutablePointer?, nanosecond nanosecondValuePointer: UnsafeMutablePointer?, from date: Date) ``` ## Parameters `hourValuePointer` Upon return, contains the hour of the given date. `minuteValuePointer` Upon return, contains the minute of the given date. `secondValuePointer` Upon return, contains the second of the given date. `nanosecondValuePointer` Upon return, contains the nanosecond of the given date. `date` The date for which to perform the calculation. ## Discussion Pass `NULL` to ignore any individual component parameter. This is a convenience method for getting the time components of a given date using [`components(_:from:)`](/documentation/Foundation/NSCalendar/components(_:from:)) --- 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)