export interface IDateTimeHelper {
    /**
     * Show ISO format DateTime.
     */
    received: string;
    /**
     * Show formatted date, such as '25-12-2022'.
     */
    formatted: string;
    /**
     * Show human-readable string, such as 'two days ago' or 'today'.
     * @default null
     */
    relative: string | null;
}
/**
 * Receives ISO format 2022-01-22T00:00:00, and returns yesterday DateTime object.
 * For example: Receive  2022-01-22T00:00:00, returns { }
 *
 * Note: Only Australia/Melbourne
 *
 * @param {string} dateFromISO
 * @param {string} zone
 * @returns {IDateTimeHelper} {received,formatted,relative}
 */
export declare const dateTimeHelper: (dateFromISO: string, zone: string) => IDateTimeHelper;