export declare const isSameDay: (firstDate: string, secondDate: string) => boolean;
export declare const isAnyDayBefore: (firstDate: string, secondDate: string) => boolean;
export declare const isAnyDayAfter: (firstDate: string, secondDate: string) => boolean;
export declare const isAnyDayEqualOrBefore: (firstDate: string, secondDate: string) => boolean;
export declare const isAnyDayEqualOrAfter: (firstDate: string, secondDate: string) => boolean;