import type { ContextOptions } from '../types.ts';
/**
 * The {@link startOfToday} function options.
 */
export interface StartOfTodayOptions<DateType extends Date = Date> extends ContextOptions<DateType> {
}
/**
 * @name startOfToday
 * @category Day Helpers
 * @summary Return the start of today.
 * @pure false
 *
 * @description
 * Return the start of today.
 *
 * @typeParam ContextDate - The `Date` type of the context function.
 *
 * @param options - An object with options
 *
 * @returns The start of today
 *
 * @example
 * // If today is 6 October 2014:
 * const result = startOfToday()
 * //=> Mon Oct 6 2014 00:00:00
 */
export declare function startOfToday<ContextDate extends Date>(options?: StartOfTodayOptions<ContextDate> | undefined): ContextDate;