function Form() {
  const [firstName, setFirstName] = useState('Taylor');
  const [lastName, setLastName] = useState('Swift');
  // ✅ Good: calculated during rendering
  const fullName = firstName + ' ' + lastName;
  // ...
}
	function Form() {
	const [firstName, setFirstName] = useState('Taylor');
	const [lastName, setLastName] = useState('Swift');
	// ✅ Good: calculated during rendering
	const fullName = firstName + ' ' + lastName;
	// ...
	}