useTimeout example

NewsletterBanner.tsx

import React, { useState } from 'react';
import useTimeout from './useTimeout';

const NewsletterBanner = () => {
  // Wait 5 seconds before poppung up banner
  const wait = 5000;
  const [visible, setVisible] = useState(false);

  useTimeout(() => {
    setVisible(true);
  }, wait);

  if (!visible) return null;

  return (
    <div>
      ... some newsletter modal
    </div>
  );
};