bc518174
 王天杨
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/**
* @name differenceInBusinessDays
* @category Day Helpers
* @summary Get the number of business days between the given dates.
*
* @description
* Get the number of business day periods between the given dates.
* Business days being days that arent in the weekend.
* Like `differenceInCalendarDays`, the function removes the times from
* the dates before calculating the difference.
*
* @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 business days
*
* @example
* // How many business days are between
* // 10 January 2014 and 20 July 2014?
* const result = differenceInBusinessDays(
* new Date(2014, 6, 20),
* new Date(2014, 0, 10)
* )
* //=> 136
*
* // How many business days are between
* // 30 November 2021 and 1 November 2021?
* const result = differenceInBusinessDays(
* new Date(2021, 10, 30),
* new Date(2021, 10, 1)
* )
* //=> 21
*
* // How many business days are between
* // 1 November 2021 and 1 December 2021?
* const result = differenceInBusinessDays(
* new Date(2021, 10, 1),
* new Date(2021, 11, 1)
* )
* //=> -22
*
* // How many business days are between
* // 1 November 2021 and 1 November 2021 ?
* const result = differenceInBusinessDays(
* new Date(2021, 10, 1),
* new Date(2021, 10, 1)
* )
* //=> 0
*/
export declare function differenceInBusinessDays<DateType extends Date>(
dateLeft: DateType | number | string,
dateRight: DateType | number | string,
): number;
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