/**
 * 保留浮点数位数函数
 *
 * @param {Number} num
 * @param {Number} bit
 */
export declare const numFixed: (num: any, bit?: number, round?: boolean) => number;
/**
 * 格式化数字
 *
 * @param {Number} num
 * @param {Number} bit
 */
export declare const numFormat: (num: any, format: any) => any;