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 王天杨
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import type { LocalizedOptions, WeekOptions } from "./types.js";
/**
* The {@link startOfWeek} function options.
*/
export interface StartOfWeekOptions
extends LocalizedOptions<"options">,
WeekOptions {}
/**
* @name startOfWeek
* @category Week Helpers
* @summary Return the start of a week for the given date.
*
* @description
* Return the start of a week for the given date.
* The result will be in the local timezone.
*
* @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 date - The original date
* @param options - An object with options
*
* @returns The start of a week
*
* @example
* // The start of a week for 2 September 2014 11:55:00:
* const result = startOfWeek(new Date(2014, 8, 2, 11, 55, 0))
* //=> Sun Aug 31 2014 00:00:00
*
* @example
* // If the week starts on Monday, the start of the week for 2 September 2014 11:55:00:
* const result = startOfWeek(new Date(2014, 8, 2, 11, 55, 0), { weekStartsOn: 1 })
* //=> Mon Sep 01 2014 00:00:00
*/
export declare function startOfWeek<DateType extends Date>(
date: DateType | number | string,
options?: StartOfWeekOptions,
): DateType;
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