26 lines
839 B
TypeScript
26 lines
839 B
TypeScript
/**
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* @name isThisISOWeek
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* @category ISO Week Helpers
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* @summary Is the given date in the same ISO week as the current date?
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* @pure false
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*
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* @description
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* Is the given date in the same ISO week as the current 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 date to check
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*
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* @returns The date is in this ISO week
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*
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* @example
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* // If today is 25 September 2014, is 22 September 2014 in this ISO week?
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* const result = isThisISOWeek(new Date(2014, 8, 22))
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* //=> true
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*/
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export declare function isThisISOWeek<DateType extends Date>(
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date: DateType | number | string,
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): boolean;
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