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This SO answer is posted every time this topic comes up, so I've seen it many times (and, in fact, I provided one of the answers there, too) and it's still the
by dionidium 8y ago
This SO answer is posted every time this topic comes up, so I've seen it many times (and, in fact, I provided one of the answers there, too) and it's still the one and only place I've ever seen "functional" used as a noun like that. I'm always tempted to edit it, but maybe I'm missing something?
- dataflow 8y agoIt's correct as a noun. I believe it's taken from math: https://en.wikipedia.org/wiki/Functional_(mathematics) https://en.wikipedia.org/wiki/Functional_(mathematics) The CS term is "higher-order function": https://en.wikipedia.org/wiki/Higher-order_function https://en.wikipedia.org/wiki/Higher-order_function