import { NgbDateStruct, NgbDateParserFormatter } from '@ng-bootstrap/ng-bootstrap';
export declare class FormatDateService extends NgbDateParserFormatter {
    parse(value: string): NgbDateStruct;
    format(date: NgbDateStruct): string;
}
export declare function toInteger(value: any): number;
export declare function isNumber(value: any): value is number;
export declare function padNumber(value: number): string;