/**
 * Returns a random number between min (inclusive) and max (exclusive)
 */
export declare function getRandomArbitrary(min?: number, max?: number, floatLength?: number): number;
/**
 * Returns a random integer between min (inclusive) and max (inclusive).
 * The value is no lower than min (or the next integer greater than min
 * if min isn't an integer) and no greater than max (or the next integer
 * lower than max if max isn't an integer).
 * Using Math.round() will give you a non-uniform distribution!
 */
export declare function getRandomInt(min?: number, max?: number): number;
/** 格式化显示体积 */
export declare function formatBytes(bytes: number, decimals?: number): string;
/** 格式化百分比 */
export declare function formatPercent(percent: number): string;
export declare function paddingLeftZero(num: number): string;
export declare function toFixedNumber(num: number | string, fractionDigits?: number, useEvenRound?: boolean): number;
export declare function getCircleCompare(preview: number, current: number): number;
export declare function getCorrectResult(type: string, num1: number, num2: number, result: number): number;
export declare function convertToInt(num: number | string): number;
export declare function countDecimals(num: number | string): number;
export declare function accAdd(num1: number, num2: number): number;
export declare function accSub(num1: number, num2: number): number;
export declare function accDiv(num1: number, num2: number): number;
export declare function accMul(num1: number, num2: number): number;
/** 计算平均值 */
export declare const calcAverage: (array: Array<any>) => number;
export declare const calcSum: (array: Array<any>) => number;
/** InputNumber 格式限制 */
export declare function limitDecimals(value: string | number): number;