export type FocusElmOpts<T extends HTMLElement = HTMLElement> = {
    delay?: number;
    offset?: number | ((elm: T) => number);
};
export declare const getYScroll: () => number;
type TimerId = ReturnType<typeof setTimeout>;
export declare const focusElm: <E extends HTMLElement>(elm: E | null | undefined, options?: FocusElmOpts<E> | undefined) => void | TimerId;
export { focusElm as default };