Files
boc/landvex/node_modules/date-fns/esm/getDaysInMonth/index.js
T
Bernt 6989a98d75 feat: Passwordless cross-device authentication
- Arkitektur: docs/auth/passwordless-architecture.md
- Backend: iom/quixzoom-auth-service/ (FastAPI + Redis)
- Webb: quixzoom-market-pages/se/login/ (QR-kod + polling)
- App: iom/quixzoom-app/src/features/auth/ (push + deep links)

Flöde: QR-kod → app-godkännande → webb-inloggad
2026-07-07 07:11:50 +00:00

34 lines
1.1 KiB
JavaScript

import toDate from "../toDate/index.js";
import requiredArgs from "../_lib/requiredArgs/index.js";
/**
* @name getDaysInMonth
* @category Month Helpers
* @summary Get the number of days in a month of the given date.
*
* @description
* Get the number of days in a month of the given date.
*
* ### v2.0.0 breaking changes:
*
* - [Changes that are common for the whole library](https://github.com/date-fns/date-fns/blob/master/docs/upgradeGuide.md#Common-Changes).
*
* @param {Date|Number} date - the given date
* @returns {Number} the number of days in a month
* @throws {TypeError} 1 argument required
*
* @example
* // How many days are in February 2000?
* const result = getDaysInMonth(new Date(2000, 1))
* //=> 29
*/
export default function getDaysInMonth(dirtyDate) {
requiredArgs(1, arguments);
var date = toDate(dirtyDate);
var year = date.getFullYear();
var monthIndex = date.getMonth();
var lastDayOfMonth = new Date(0);
lastDayOfMonth.setFullYear(year, monthIndex + 1, 0);
lastDayOfMonth.setHours(0, 0, 0, 0);
return lastDayOfMonth.getDate();
}