25 lines
735 B
TypeScript
25 lines
735 B
TypeScript
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/**
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* @name getISOWeek
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* @category ISO Week Helpers
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* @summary Get the ISO week of the given date.
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*
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* @description
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* Get the ISO week of the given date.
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*
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* ISO week-numbering year: http://en.wikipedia.org/wiki/ISO_week_date
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*
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* @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).
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*
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* @param date - The given date
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*
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* @returns The ISO week
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*
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* @example
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* // Which week of the ISO-week numbering year is 2 January 2005?
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* const result = getISOWeek(new Date(2005, 0, 2))
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* //=> 53
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*/
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export declare function getISOWeek<DateType extends Date>(
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date: DateType | number | string,
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): number;
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