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Get Programming with F#: A guide for .NET developers by Isaac Abraham

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Unit 4. Collections in F#

One of the difficulties in designing a book such as this is that many of the language and library features overlap with one another, and it’s often hard to focus on one specific aspect without introducing others into the mix as well. When I originally planned this book, I envisaged discussing collections a little later—but after thinking about it, I decided to bring it forward.

The reason is that collections in F# are fantastic! Combined with the succinct syntax you’ve already seen, and the possibility of a REPL-based environment, F# allows you to start working with data in all sorts of ways that you might not have considered before. (You’ll revisit this in unit 7.)

Part of this unit covers the basic ideas of functional ...

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