import { FormItemImpl } from '../../impl/form-item-impl';
import { DateRange } from '../date-range';
export declare class DateRangeItem extends FormItemImpl<DateRange<Date>> {
    format: string;
    value: DateRange<Date>;
    rangeLimits: DateRange<Date>;
}
export declare function instanceofDateRangeItem(object: any): object is DateRangeItem;