/**
 * @desc 解决浮动运算问题，避免小数点后产生多位数和计算精度损失。
 * 问题示例：2.3 + 2.4 = 4.699999999999999，1.0 - 0.9 = 0.09999999999999998
 */
/**
 * 把错误的数据转正
 * strip(0.09999999999999998)=0.1
 */
declare function strip(num: number, precision?: number): number;
/**
 * Return digits length of a number
 * @param {*number} num Input number
 */
declare function digitLength(num: number): number;
/**
 * 把小数转成整数，支持科学计数法。如果是小数则放大成整数
 * @param {*number} num 输入数
 */
declare function float2Fixed(num: number): number;
/**
 * 精确乘法
 */
declare function times(num1: number, num2: number, ...others: number[]): number;
/**
 * 精确加法
 */
declare function plus(num1: number, num2: number, ...others: number[]): number;
/**
 * 精确减法
 */
declare function minus(num1: number, num2: number, ...others: number[]): number;
/**
 * 精确除法
 */
declare function divide(num1: number, num2: number, ...others: number[]): number;
/**
 * 四舍五入
 */
declare function round(num: number, ratio: number): number;
/**
 * 是否进行边界检查，默认开启
 * @param flag 标记开关，true 为开启，false 为关闭，默认为 true
 */
declare function enableBoundaryChecking(flag?: boolean): void;
export { strip, plus, minus, times, divide, round, digitLength, float2Fixed, enableBoundaryChecking };
declare const _default: {
    strip: (num: number, precision?: number) => number;
    plus: (num1: number, num2: number, ...others: number[]) => number;
    minus: (num1: number, num2: number, ...others: number[]) => number;
    times: (num1: number, num2: number, ...others: number[]) => number;
    divide: (num1: number, num2: number, ...others: number[]) => number;
    round: (num: number, ratio: number) => number;
    digitLength: (num: number) => number;
    float2Fixed: (num: number) => number;
    enableBoundaryChecking: (flag?: boolean) => void;
};
export default _default;