import type { DecimalSeparator } from '../types/decimal-separator';
export declare const isStepMultiple: ({ minimum, step, value, }: {
    minimum: number | null;
    step: number;
    value: number | null;
}) => boolean;
export declare const toNumber: (string: string) => number | null;
export declare const toString: (number: number | null, decimalPlaces: number, decimalSeparator: DecimalSeparator) => string;