Chapter 1, Getting Started with ECMAScript, discusses what ECMAScript really is and why we call it ECMAScript and not JavaScript. It also discusses how to create variables, perform basic operations, and provides new ways to do those operations in ES8.
Chapter 2, Knowing Your Library, demonstrates all the functions you need to know as a beginner and intermediate JavaScript developer to work smoothly on various kinds of projects. The functions taught in this chapter are universal and generic functions, which you'll be able to understand and apply anywhere they're necessary for your code.
Chapter 3, Using Iterators, covers how to iterate over iteratable things in JavaScript the proper way. We discuss Symbol, a new native ...
