timepiece/node_modules/date-fns/differenceInCalendarYears.d.ts

28 lines
901 B
TypeScript

/**
* @name differenceInCalendarYears
* @category Year Helpers
* @summary Get the number of calendar years between the given dates.
*
* @description
* Get the number of calendar years between the given dates.
*
* @typeParam DateType - The `Date` type, the function operates on. Gets inferred from passed arguments. Allows to use extensions like [`UTCDate`](https://github.com/date-fns/utc).
*
* @param dateLeft - The later date
* @param dateRight - The earlier date
* @returns The number of calendar years
*
* @example
* // How many calendar years are between 31 December 2013 and 11 February 2015?
* const result = differenceInCalendarYears(
* new Date(2015, 1, 11),
* new Date(2013, 11, 31)
* )
* //=> 2
*/
export declare function differenceInCalendarYears<DateType extends Date>(
dateLeft: DateType | number | string,
dateRight: DateType | number | string,
): number;