3 ms·

I don't know why this is downvoted, it's true. There is no automatic copy on write optimization in Swift. It's a manual optimization that expensive types like A

by jshier 4y ago

I don't know why this is downvoted, it's true. There is no automatic copy on write optimization in Swift. It's a manual optimization that expensive types like Array implement manually.

meindnoch 4y ago
>I don't know why this is downvoted, it's true. I know, right? Some people are pretty insecure…