dzrw

function StatusMessage() {
  const HOOK_WINDOW_WIDTH = Symbol("window-width");
  const HOOK_NETWORK_STATUS = Symbol("network-status");
  
  const width = useWindowWidth(HOOK_WINDOW_WIDTH);
  const isOnline = useNetworkStatus(HOOK_NETWORK_STATUS);
  return (
    <>
      <p>Window width is {width}</p>
      <p>You are {isOnline ? 'online' : 'offline'}</p>

dzrw

	/*
		PolyK library
		url: http://polyk.ivank.net
		Released under MIT licence.
		
		Copyright (c) 2012 Ivan Kuckir

		Permission is hereby granted, free of charge, to any person
		obtaining a copy of this software and associated documentation