`forceUpdate` hook for React functional components

useForceUpdateHook.js

import { useState, useCallback } from 'react'

export default function useForceUpdate() {
  const [, dispatch] = useState({})
  return useCallback(() => dispatch({}), [])
}

/**
 * Usage:
 * 
 * const functionalComponent = (props) => {
 *   const forceUpdate = useForceUpdate()
 * 
 *   return (
 *     <button onClick={forceUpdate}>Force update</button>
 *   )
 * }
 */