import * as React from "react";
export declare function sum(Table: any, precision?: number): {
    new (props: any): {
        getNodeItem: (array: any, newArray: any) => void;
        /**
         * 获取当前的表格类型。
         *
         */
        getTableType: () => string;
        toThousands(num: any): string;
        addSumData: () => any;
        render(): JSX.Element;
        context: unknown;
        setState<K extends string | number | symbol>(state: any, callback?: (() => void) | undefined): void;
        forceUpdate(callback?: (() => void) | undefined): void;
        readonly props: Readonly<any>;
        state: Readonly<any>;
        refs: {
            [key: string]: React.ReactInstance;
        };
        componentDidMount?(): void;
        shouldComponentUpdate?(nextProps: Readonly<any>, nextState: Readonly<any>, nextContext: any): boolean;
        componentWillUnmount?(): void;
        componentDidCatch?(error: Error, errorInfo: React.ErrorInfo): void;
        getSnapshotBeforeUpdate?(prevProps: Readonly<any>, prevState: Readonly<any>): any;
        componentDidUpdate?(prevProps: Readonly<any>, prevState: Readonly<any>, snapshot?: any): void;
        componentWillMount?(): void;
        UNSAFE_componentWillMount?(): void;
        componentWillReceiveProps?(nextProps: Readonly<any>, nextContext: any): void;
        UNSAFE_componentWillReceiveProps?(nextProps: Readonly<any>, nextContext: any): void;
        componentWillUpdate?(nextProps: Readonly<any>, nextState: Readonly<any>, nextContext: any): void;
        UNSAFE_componentWillUpdate?(nextProps: Readonly<any>, nextState: Readonly<any>, nextContext: any): void;
    };
    contextType?: React.Context<any> | undefined;
};