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Message: [QUOTE="Yukihiro Matsumoto, post: 4429471"] Hi, In message "Re: Lazy evaluation (evil)" |From a conceptual point of view is callcc very important. |It is not just added because it may seem like a good feature, |but because it makes Ruby a real functional language (like scheme). |In functional languages can continuations be seen as a |functions-calls. I have to mention callcc was added not because to make Ruby a real functional language, but because we happened to succeed to implement it, and there was no reason to remove. matz. [/QUOTE]