/**Use a comma to separate numbers */
export declare function splitInt(int: string | number, comma?: number): string | number;
interface FormatNumberOptions {
    dotAfterCount?: number;
    unitSize?: number | number[];
    units?: string[];
    comma?: number;
    autoOmitFraction?: boolean;
    level?: number;
}
/**
 * Format number, generator object
 * Need to be combined as a strings on after
 */
export declare function formatNumber(value: number | undefined | null, option: FormatNumberOptions): {
    number: string;
    unit: string;
    int?: undefined;
    fract?: undefined;
} | {
    int: number;
    fract: number;
    number: string;
    unit: string;
};
export declare function formatBandwidth(value: number, needDetail?: boolean): {
    number: string;
    unit: string;
    int?: undefined;
    fract?: undefined;
} | {
    int: number;
    fract: number;
    number: string;
    unit: string;
};
export declare function formatTraffic(value: number, isDetail?: boolean): {
    number: string;
    unit: string;
    int?: undefined;
    fract?: undefined;
} | {
    int: number;
    fract: number;
    number: string;
    unit: string;
};
export declare function formatDecimal(value: number, isDetail?: boolean): {
    number: string;
    unit: string;
    int?: undefined;
    fract?: undefined;
} | {
    int: number;
    fract: number;
    number: string;
    unit: string;
};
export declare function formatCurrency(value: number, isDetail?: boolean): {
    number: string;
    unit: string;
    int?: undefined;
    fract?: undefined;
} | {
    int: number;
    fract: number;
    number: string;
    unit: string;
};
export declare function formatPercentage(value: number, isDetail?: boolean): {
    number: string;
    unit: string;
    int?: undefined;
    fract?: undefined;
} | {
    int: number;
    fract: number;
    number: string;
    unit: string;
};
export declare function formatToPrecision(value: number, count?: number): number;
/**Similar CSS clamp */
export declare function clamp(min: number, value: number, max: number): number;
export declare function middle(x: number, y: number): number;
/**
 * Calculate the friendly range based on the maximum and minimum value,
 * e.g: [0, 100], [0,500]
 */
export declare function adjustRange([min, max]: number[], stepCount: number, units?: number[]): number[];
/**Generate a pseudo -random function */
export declare function pseudoRandom(seed: number): () => number;
/**Random large integer normalization, output 0-1 */
export declare function normalizeNumber(n: number): number;
export {};
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