# Deep Copy

A copy of a collection and everything inside it, fully separate.

## What is **Deep Copy** in JavaScript?

**Deep Copy** — A copy of a collection and everything inside it, fully separate.

```javascript
const copiedOrder = structuredClone(order);
```

Level: Freelancer · [More JavaScript terms at this level](https://www.ask-codey.com/glossary/subjects/javascript/freelancer)

Updated: September 27, 2026

Source: https://www.ask-codey.com/glossary/deep-copy-javascript