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Modern JavaScript: ES6 and beyond!

Get access to the most comprehensive Vue.js video library in the world. Over 300 video lessons including the newest Vue 3 features.

Learn how to work with Sets and Maps in JavaScript

In this lesson, we learn about two new data structures that were added to JavaScript in ES6 - Sets, and Maps.

We also learn why Sets and Maps are convenient substitutes for objects and arrays in certain cases.