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 王天杨
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import type { LocalizedOptions, WeekOptions } from "./types.js";
/**
* The {@link differenceInCalendarWeeks} function options.
*/
export interface DifferenceInCalendarWeeksOptions
extends LocalizedOptions<"options">,
WeekOptions {}
/**
* @name differenceInCalendarWeeks
* @category Week Helpers
* @summary Get the number of calendar weeks between the given dates.
*
* @description
* Get the number of calendar weeks 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
* @param options - An object with options.
*
* @returns The number of calendar weeks
*
* @example
* // How many calendar weeks are between 5 July 2014 and 20 July 2014?
* const result = differenceInCalendarWeeks(
* new Date(2014, 6, 20),
* new Date(2014, 6, 5)
* )
* //=> 3
*
* @example
* // If the week starts on Monday,
* // how many calendar weeks are between 5 July 2014 and 20 July 2014?
* const result = differenceInCalendarWeeks(
* new Date(2014, 6, 20),
* new Date(2014, 6, 5),
* { weekStartsOn: 1 }
* )
* //=> 2
*/
export declare function differenceInCalendarWeeks<DateType extends Date>(
dateLeft: DateType | number | string,
dateRight: DateType | number | string,
options?: DifferenceInCalendarWeeksOptions,
): number;
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