Does shallow copying have the same issues? For example, `let foo = { x: 1, ...ba... | Hacker News

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		pault on July 30, 2019 \| parent \| context \| favorite \| on: What’s New in ES2019 Does shallow copying have the same issues? For example, `let foo = { x: 1, ...bar }` just makes a new object with references to bar's members.

Jasper_ on July 30, 2019 [–]

Shallow copying will create a new object, and thus, some (small) amount of GC garbage. Less than a deep copy, for sure, which means less frequent pauses, but still garbage to clean up nonetheless.

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