gistfile1.txt

import "./styles.css";
import { useState, useEffect } from "react";

export default function App() {
  const initalState = 0;
  const [count, setCount] = useState(initalState);

  useEffect(() => {
    setInterval(() => {
      setCount(old => old + 1);
    }, 1000);
  }, []);

  return (
    <div className="App">
      <h1>The current count is:</h1>
      <h2>{count}</h2>
    </div>
  );
}