import type { ColProps } from 'antd/lib/col';
import type { Key } from 'react';
export declare function castToArray(val: unknown): any[];
export declare type Col = ColProps | number | string;
export declare function getCol(col?: Col): ColProps | undefined;
export declare function nextTick(fn: () => void): Promise<void>;
export declare type NoopType = () => void;
export declare const noop: NoopType;
export declare const toPathArr: (path: Key | Key[]) => (string | number)[];
export declare const get: (obj?: Record<Key, any> | undefined, path?: Key | Key[] | undefined) => Record<Key, any> | undefined;
export declare const omit: (obj?: Record<Key, any> | undefined, arr?: any[] | undefined) => Record<Key, any> | undefined;