export declare function toList<T>(val: T | T[]): T[];
export declare function getNode(dom: React.ReactNode, defaultNode: React.ReactNode, needDom?: boolean): import("react").ReactNode;
/**
 * Get React of element with precision.
 * ref: https://github.com/ant-design/ant-design/issues/50143
 */
export declare function getEleSize(ele: HTMLElement): [width: number, height: number];