alx-frontend-javascript | 0x00. ES6 Basics

Description:bulb:

Javascript ES6

• What ES6 is
• New features introduced in ES6
• The difference between a constant and a variable
• Block-scoped variables
• Arrow functions and function parameters default to them
• Rest and spread function parameters
• String templating in ES6
• Object creation and their properties in ES6
• Iterators and for-of loops

Technologies & Tools:computer:

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Resources:books:

Read or watch:

• ECMAScript 6 - ECMAScript 2015
• Statements and declarations
• Arrow functions
• Default parameters
• Rest parameter
• Javascript ES6 — Iterables and Iterators

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Requirements:hammer:

• Ubuntu 18.04 LTS using NodeJS 12.22.x
• Jest Testing Framework
• ESLint

Install NodeJS 12.22.x

foo@pop-os:~$ curl -sL https://deb.nodesource.com/setup_12.x -o nodesource_setup.sh
foo@pop-os:~$ sudo bash nodesource_setup.sh
foo@pop-os:~$ sudo apt install nodejs -y

Check version

foo@pop-os:~$ nodejs -v
v12.22.1
foo@pop-os:~$ npm -v
6.14.12

Install Jest, Babel, and ESLint

foo@pop-os:~$ npm install --save-dev jest
foo@pop-os:~$ npm install --save-dev babel-jest @babel/core @babel/preset-env
foo@pop-os:~$ npm install --save-dev eslint

.eslintrc.js

```javascript module.exports = { env: { browser: false, es6: true, jest: true, }, extends: [ 'airbnb-base', 'plugin:jest/all', ], globals: { Atomics: 'readonly', SharedArrayBuffer: 'readonly', }, parserOptions: { ecmaVersion: 2018, sourceType: 'module', }, plugins: ['jest'], rules: { 'no-console': 'off', 'no-shadow': 'off', 'no-restricted-syntax': [ 'error', 'LabeledStatement', 'WithStatement', ], }, overrides:[ { files: ['*.js'], excludedFiles: 'babel.config.js', } ] }; ```

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Files:card_file_box:

0. Const or let?

1. Block Scope

2. Arrow functions

3. Parameter defaults

4. Rest parameter syntax for functions

5. The wonders of spread syntax

6. Take advantage of template literals

7. Object property value shorthand syntax

8. No need to create empty objects before adding in properties

9. ES6 method properties

10. For...of Loops

11. Iterator

12. Let's create a report object

Author

• Joseph Mahiuha (@Mahiuha) -