Section Introduction

Default Parameters

How Passing Arguments Works: Value vs. Reference

First-Class and Higher-Order Functions

Functions Accepting Callback Functions

Functions Returning Functions

The call and apply Methods

The bind Method

Coding Challenge 1

Immediately Invoked Function Expressions (IIFE)

Closures

More Closure Examples

Coding Challenge 2

Section Intro

Destructuring Arrays

Destructuring Objects

The Spread Operator (…)

Rest Pattern and Parameters

Short Circuiting (&& and II)

The Nullish Coalescing Operator (??)