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 王天杨
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import { toDate } from "./toDate.mjs";
/**
* @name startOfMonth
* @category Month Helpers
* @summary Return the start of a month for the given date.
*
* @description
* Return the start of a month 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
*
* @returns The start of a month
*
* @example
* // The start of a month for 2 September 2014 11:55:00:
* const result = startOfMonth(new Date(2014, 8, 2, 11, 55, 0))
* //=> Mon Sep 01 2014 00:00:00
*/
export function startOfMonth(date) {
const _date = toDate(date);
_date.setDate(1);
_date.setHours(0, 0, 0, 0);
return _date;
}
// Fallback for modularized imports:
export default startOfMonth;
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