import { RefObject } from 'react';
type Size = {
    width: number;
    height: number;
};
export declare function useElementSize<T extends HTMLElement = HTMLElement>({ delay, detectSizes }?: {
    delay?: number;
    detectSizes?: 'width' | 'height' | 'both';
}): [
    Size,
    RefObject<T | null>
];
export {};