Block expression https://doc.rust-lang.org/reference/expressions/block-expr.h...
Also in Kotlin, Scala, and nim.
I think this comes from functional programming. I'd just call it "everything is an expression" (which isn't quite true in Rust but it's a lot more true than it is in traditional imperative languages like C++ and Python).
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I think this comes from functional programming. I'd just call it "everything is an expression" (which isn't quite true in Rust but it's a lot more true than it is in traditional imperative languages like C++ and Python).