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- /**
- * @name getISOWeekYear
- * @category ISO Week-Numbering Year Helpers
- * @summary Get the ISO week-numbering year of the given date.
- *
- * @description
- * Get the ISO week-numbering year of the given date,
- * which always starts 3 days before the year's first Thursday.
- *
- * ISO week-numbering year: http://en.wikipedia.org/wiki/ISO_week_date
- *
- * @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 date - The given date
- *
- * @returns The ISO week-numbering year
- *
- * @example
- * // Which ISO-week numbering year is 2 January 2005?
- * const result = getISOWeekYear(new Date(2005, 0, 2))
- * //=> 2004
- */
- export declare function getISOWeekYear<DateType extends Date>(
- date: DateType | number | string,
- ): number;
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