ES6 module

ES6 modular

1. ES6 The module of grammar

Code	meaning
export const ninja = ‘Yoshi’;	Export variables
export function ninja(){};	The export function
export class Ninja{};	Export class
export default class Ninja{};	Export default class
export default function Ninja(){};	Export default function
const ninja = ‘Yoshi’; function compare(){}; export {ninja,compare};	Export existing variables
export{ninja as samurai,compare};	Export variables using aliases
import Ninja from ‘Ninja.js’;	Import default export
import {ninja,Ninja} from ‘Ninja.js’;	Import named export
import * as Ninja from ‘Ninja.js;’	Import all the import contents declared in the module
import {ninja as Ninja} from ‘Ninja.js’;	Import all exports declared in the module by alias

2. ES6 The characteristics of the module .
   1. ES6 Modules are based on files , A file is a module
   2. By keyword export Export identifier , These identifiers can be referenced in other modules .
   3. In other modules, you can use keywords import Import identifiers .
   4. Modules can use the default Export , Through one export Export the entire module .
   5. export And import You can use keywords as Use the alias .

Time and again , Not dying . Ideal discard , In his twilight years .