Chapter 6Functional Things
Even people who don’t know very much about Clojure tend to know one thing about it: Clojure is a functional programming language. But what does it mean for a programming language to be functional? After all, no matter if they call it a function or a method or a subroutine, all mainstream programming languages come equipped with some kind of call it with arguments and get back a result thing. What makes functional languages like Clojure different?
In this chapter we’re going to take a hard look at the thing that makes Clojure a functional programming language: the idea that functions are first-class values, values that you can manipulate with the language. Along the way we’ll discover that much of the power of Clojure ...
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