import type { ContextOptions, DateArg } from "./types.js";
/**
 * The {@link isSameDay} function options.
 */
export interface IsSameDayOptions extends ContextOptions<Date> {}
/**
 * @name isSameDay
 * @category Day Helpers
 * @summary Are the given dates in the same day (and year and month)?
 *
 * @description
 * Are the given dates in the same day (and year and month)?
 *
 * @param laterDate - The first date to check
 * @param earlierDate - The second date to check
 * @param options - An object with options
 *
 * @returns The dates are in the same day (and year and month)
 *
 * @example
 * // Are 4 September 06:00:00 and 4 September 18:00:00 in the same day?
 * const result = isSameDay(new Date(2014, 8, 4, 6, 0), new Date(2014, 8, 4, 18, 0))
 * //=> true
 *
 * @example
 * // Are 4 September and 4 October in the same day?
 * const result = isSameDay(new Date(2014, 8, 4), new Date(2014, 9, 4))
 * //=> false
 *
 * @example
 * // Are 4 September, 2014 and 4 September, 2015 in the same day?
 * const result = isSameDay(new Date(2014, 8, 4), new Date(2015, 8, 4))
 * //=> false
 */
export declare function isSameDay(
  laterDate: DateArg<Date> & {},
  earlierDate: DateArg<Date> & {},
  options?: IsSameDayOptions | undefined,
): boolean;