type TUseResizeObserverOptions = { elements: (HTMLElement | undefined | null)[]; onResize: (entries: ResizeObserverEntry[]) => void; delay?: number; }; type TUseResizeObserverOutput = ResizeObserver | null; export declare const useResizeObserver: ({ delay, elements, onResize }: TUseResizeObserverOptions) => TUseResizeObserverOutput; export {};