export declare const formatNumber: (num: number | string, convertToPersian?: true) => string;
export declare const formatNumberShowZero: (num: number | null, convertToPersian?: true) => string;
export declare const currencyFormat: (num: number) => string;
export declare const currencyFormatDE: (num: number) => string;
export declare const sum: <T>(array: T[], key: keyof T) => number;
export declare const getRandomNumber: (min: number, max: number) => number;