React Js Redirect to Another URL

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>React App</title>
</head>
<body>
  <div id="app"></div>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/react/17.0.2/umd/react.development.js"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/react-dom/17.0.2/umd/react-dom.development.js"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/babel-standalone/6.26.0/babel.min.js"></script>
  <script type="text/babel">
    const { useEffect } = React;

function App() {
      useEffect(() => {
        // Delay the redirection by 3 seconds
        const redirectionTimeout = setTimeout(() => {
          // Redirect to the desired URL after 3 seconds
          window.location.href = 'https://fontawesomeicons.com/';
        }, 3000); // 3000 milliseconds = 3 seconds

// Clean up the timeout to avoid memory leaks
        return () => clearTimeout(redirectionTimeout);
      }, []);

return (
        <div className='container'>
          <p>Redirecting to a new URL in 3 seconds...</p>
        </div>
      );
    }

ReactDOM.render(<App />, document.getElementById("app"));
  </script>
  <style>
    .container {
      padding: 20px;
      border-radius: 5px;
      box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
    }
  </style>
</body>
</html>

 
<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>React App</title>
</head>
<body>
  <div id="app"></div>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/react/17.0.2/umd/react.development.js"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/react-dom/17.0.2/umd/react-dom.development.js"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/babel-standalone/6.26.0/babel.min.js"></script>
  <script type="text/babel">
    const { useEffect } = React;
​
    function App() {
      useEffect(() => {
        // Delay the redirection by 3 seconds
        const redirectionTimeout = setTimeout(() => {
          // Redirect to the desired URL after 3 seconds
          window.location.href = 'https://fontawesomeicons.com/';
        }, 3000); // 3000 milliseconds = 3 seconds
​
        // Clean up the timeout to avoid memory leaks
        return () => clearTimeout(redirectionTimeout);
      }, []);
​
      return (
        <div className='container'>
          <p>Redirecting to a new URL in 3 seconds...</p>
        </div>
      );
    }
​
    ReactDOM.render(<App />, document.getElementById("app"));
  </script>
  <style>
    .container {
      padding: 20px;
      border-radius: 5px;
      box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
    }
  </style>
</body>
</html>