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A comment on Hello, I’m Mr. Null. My Name Makes Me Invisible to Computers. Parent comment

Re:Hello, I’m Mr. Null. My Name Makes Me Invisible to Computers by masklinn on Monday September 05, 2016 @05:54AM (#12429211)
> Language-level option types are not unheard of (C#, Swift and Kotlin all have a notion of this sort)

Swift's Optional is a library type: https://github.com/apple/swift/blob/master/stdlib/public/cor...

Though the compiler is aware of it and it does have language-level support (nil, !, ?, if let)

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