Instance Method

dateComponents(_:from:to:)

Returns the difference between two dates.

Declaration

func dateComponents(_ components: Set<Calendar.Component>, from start: Date, to end: Date) -> DateComponents

Parameters

components

Which components to compare.

start

The starting date.

end

The ending date.

Return Value

The result of calculating the difference from start to end.

See Also

Extracting Components

func date(Date, matchesComponents: DateComponents) -> Bool

Determines if the date has all of the specified date components.

func component(Calendar.Component, from: Date) -> Int

Returns the value for one component of a date.

func dateComponents(Set<Calendar.Component>, from: Date) -> DateComponents

Returns all the date components of a date, using the calendar time zone.

func dateComponents(in: TimeZone, from: Date) -> DateComponents

Returns all the date components of a date, as if in a given time zone (instead of the Calendar time zone).

enum Calendar.Component

An enumeration for the various components of a calendar date.

Beta Software

This documentation contains preliminary information about an API or technology in development. This information is subject to change, and software implemented according to this documentation should be tested with final operating system software.

Learn more about using Apple's beta software