import { useEffect } from 'preact/hooks';

/**
 * A hook that resolves to useEffect on the server and useLayoutEffect on the client
 */
export declare const useIsomorphicLayoutEffect: typeof useEffect;
type IntervalCallback = () => void;
type IntervalDelay = number | null;
export declare function useInterval(callback: IntervalCallback, delay: IntervalDelay): void;
export {};