Knowing Your Library

ES6/ES7/ES8 has added lots of new properties and methods to built-in JavaScript objects. These new functionalities aim to help developers avoid using hacks and error-prone techniques to do various operations related to numbers, strings, and arrays.

From the last chapter, you now know a decent amount of background details about JavaScript, how it works, its fundamentals, and basic stuff such as hoisting, scoping variables, and immutability. Now let's move on and take a look at some topics which you'll end up using practically all the time in your code.

In this chapter, we'll cover:

  • The new properties and methods of the Number, Object, Math, and Array objects
  • Representing numeric constants as binary or octal
  • Creating multiline ...

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