/**
 * Custom hook that returns the current visual viewport size. It will update
 * when the window is resized (zoom, virtual keyboard displayed, etc.) or
 * the orientation changes.
 *
 * @returns The current visual viewport size
 *
 * @example
 * const { width, height } = useVisualViewportSize();
 */
export declare function useVisualViewportSize(): {
    width: number;
    height: number;
};