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differenceInBusinessDays

import { differenceInBusinessDays } from "https://esm.sh/v135/date-fns@3.6.0/index.d.mts";
@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
function differenceInBusinessDays<DateType extends Date>(dateLeft: DateType | number | string, dateRight: DateType | number | string): number;
§
differenceInBusinessDays<DateType extends Date>(dateLeft: DateType | number | string, dateRight: DateType | number | string): number
[src]

§Type Parameters

§
DateType extends Date
[src]

§Parameters

§
dateLeft: DateType | number | string
[src]
  • The later date
§
dateRight: DateType | number | string
[src]
  • The earlier date

§Return Type

§
number
[src]

The number of business days