/**
 * 深度拷贝
 * @author chentong
 * @date 2023-02-24
 */
/**
 * 深度拷贝对象
 * @param from
 * @param to
 * @returns
 */
export declare function deepCopy(from: any, to: any): void;
/**
 * 深度拷贝数组
 * @param from
 * @param to
 * @returns
 */
export declare function copyArray(fromArr: any[], toArr: any[]): void;