export declare const isValidDate: (date: Date) => boolean;
/**
 * Checks if the data contains a value that represents a valid date.
 *
 * @param data any kind of data
 */
export declare const isValueValidDate: (data: any) => boolean;
export declare const dateToISO: (date: Date | number | string) => string;
export declare const parseToISO: (date: string | Date | number, dateFormat?: string) => string;
export declare const parseDateValue: (dateValue: string | Date | number, dateFormat?: string) => Date | undefined;
export declare const parseFilterInputDate: (stringDate: string) => Date;