/**
 * Tracks information about the network's availability.
 *
 * ⚠️ _This attribute is inherently unreliable. A computer can be connected to a network without having internet access._
 *
 * @returns `false` if the user agent is definitely offline, or `true` if it might be online.
 *
 * @example
 * function Component() {
 *   const isOnline = useNetworkAvailability();
 *   // ...
 * }
 */
export default function useNetworkAvailability(): boolean;