export declare function parseJson(value?: unknown): any;
export declare function bytesToSize(bytes: number): string;
export declare function bytesToMB(bytes?: number | string, fractionDigits?: number): string;
export declare function bytesToSpeed(bytes?: number | string, fractionDigits?: number): string;
export declare function bytesToGB(bytes?: number | string, shouldRound?: boolean): string;
export declare function pad9(val: number | string): string;
export declare function isNumeric(value?: unknown): value is number | string;
interface ParseOptionalNonNegativeNumberOptions {
    emptyStringAsUndefined?: boolean;
}
export declare function parseOptionalNonNegativeNumber(value: unknown, { emptyStringAsUndefined }?: ParseOptionalNonNegativeNumberOptions): number | undefined;
export declare function parseNonNegativeNumber(value: unknown, defaultValue?: number): number;
export declare function toExponential(value: number, precision?: number): string;
export declare function safeParseNumber(value: unknown, defaultValue?: number): number;
export {};