import type { ContextOptions, DateArg } from '../types.ts';
/**
 * The {@link getDaysInYear} function options.
 */
export interface GetDaysInYearOptions extends ContextOptions<Date> {
}
/**
 * @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 declare function getDaysInYear(date: DateArg<Date> & {}, options?: GetDaysInYearOptions | undefined): number;