Chapter 1: Hello, JavaScript

In this chapter, we’re going to introduce the JavaScript language, as well as set up a programming environment. We’ll also get started with some programming and write a couple of programs in JavaScript!

Here’s what this chapter will cover:

  • What is programming?

  • The history of JavaScript

  • The tools that are needed to program in JavaScript

  • Installing Node.js

  • JavaScript in the console

  • Hello, world! Your first JavaScript program

  • JavaScript in the web browser

  • Graceful degradation and progressive enhancement

  • A more complicated JavaScript program

  • Project - we'll start a quiz project that will be developed throughout the book

Programming

Programming is about making computers do what you want. A computer program ...

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