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0 pointszvrba4y ago0 comments

> Note that in Kotlin the return type is `Int?`, not `Int`.

How does that fare with unnecessary boxing of primitives?

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2 comments · 1 top-level

kreetx4y ago· 1 in thread

If the function isn't total (as in: for every string there is an int) then the boxing is necessary, no?

zvrbaOP4y ago

Not if you have user-defined value types (soon coming to Java).

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