Implement Group By in JavaScript | JavaScript Interview Question

In this video, we are going to learn about what is _.groupBy() function in lodash and how we can write our own implementation of it using the reduce() method.

Timestamps:
00:00 Introduction
00:13 Lodash _.groupBy()
04:09 Creating our own implementation of _.groupBy() method
08:07 Code explanation with dry run

GitHub Repo (source code) – https://github.com/ankitsaxena21/Group-By—JavaScript

LinkedIn Profile – https://www.linkedin.com/in/iankit/