Need to make a true copy of a nested object in JavaScript? In this beginner-friendly tutorial, you'll learn how to deep clone objects in JavaScript using multiple methods including JSON.parse(JSON.stringify()), structuredClone(), recursion, and libraries like Lodash.

Shallow copying doesn't work when objects have nested structures — and that’s where deep cloning becomes essential to avoid unwanted side effects.

In this video, you’ll learn:

The difference between shallow copy and deep clone

How to use JSON.parse(JSON.stringify(obj)) to deep clone

Using structuredClone() — modern and built-in

When to use recursion to manually deep clone

Why object references matter in cloning

Bonus: Using Lodash’s cloneDeep() for deep copies

This tutorial is perfect for JavaScript beginners, intermediate devs, or anyone learning advanced JS concepts. Especially helpful for projects in React, Vue, or state-heavy apps.

Check out our full JavaScript Tutorials Playlist to keep leveling up!

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