javascript import

JavaScript
import {default as alias} from 'my-module';import { module } from "./path"; // single module
import Module from "./path"; // default export

import Module, { module } from "./path"; // both/*Imagine a file called math_functions.js that contains several functions
related to mathematical operations. One of them is stored in a variable called
add.*/

//If you want to import one item:
import { add } from './math_functions.js';

//If you want to import multiple items:
import { add, someothervariable } from './math_functions.js';// module "mon-module.js"
export default function cube(x) {
  return x * x * x;
}
es6 module syntaximport * from "./myfile"
Source

Also in JavaScript: