jQuery is not included in index.js, what should I do?

Question

JavaScript

Throws an error: "Uncaught ReferenceError: $ is not defined
at Object../src/js/menu.js (menu.js:66).
In index.js

import jQuery from 'jquery';
import './scss/main.scss';
import './js/menu.js';
import './js/slider.js';

And it still does not connect, I installed it via npm, what should I do?

Answer 1

import $ from 'jquery';

Answer 2

import * as $ from 'jquery';
and so?