/// <reference types="react" />
import { ReactElement } from 'react';
export declare type Key = string | number;
export declare type ReactChildElement = ReactElement<{
    [x: string]: any;
    key: string;
}>;
export declare function toArrayChildren(children: ReactChildElement): ReactChildElement[];
export declare function findChildInChildrenByKey(children?: ReactChildElement[], key?: Key): ReactChildElement;
export declare function findShownChildInChildrenByKey(children?: ReactChildElement[], key?: Key, showProp?: string): ReactChildElement;
export declare function findHiddenChildInChildrenByKey(children: ReactChildElement[], key: Key, showProp: string): number | boolean;
export declare function isSameChildren(c1: ReactChildElement[], c2: ReactChildElement[], showProp: string): boolean;
export declare function mergeChildren(prev: ReactChildElement[], next: ReactChildElement[]): ReactChildElement[];
export declare function getChildrenFromProps(props?: any): ReactChildElement;