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- import { isLeapYear } from "./isLeapYear.js";
- import { toDate } from "./toDate.js";
- /**
- * The {@link getDaysInYear} function options.
- */
- /**
- * @name getDaysInYear
- * @category Year Helpers
- * @summary Get the number of days in a year of the given date.
- *
- * @description
- * Get the number of days in a year of the given date.
- *
- * @param date - The given date
- * @param options - An object with options
- *
- * @returns The number of days in a year
- *
- * @example
- * // How many days are in 2012?
- * const result = getDaysInYear(new Date(2012, 0, 1))
- * //=> 366
- */
- export function getDaysInYear(date, options) {
- const _date = toDate(date, options?.in);
- if (Number.isNaN(+_date)) return NaN;
- return isLeapYear(_date) ? 366 : 365;
- }
- // Fallback for modularized imports:
- export default getDaysInYear;
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