Shallow Copy

A new collection that still shares the items inside it with the original.

What is Shallow Copy in JavaScript?

Shallow Copy — A new collection that still shares the items inside it with the original.

const order = { item: "tea", quantity: 1 };
const updatedOrder = { ...order, quantity: 2 };

Level: Freelancer · More JavaScript terms at this level

Updated September 27, 2026