Why JavaScript?

Compared to other popular languages like Python or Java, functional code written in JavaScript can be concise and elegant. One may argue that Clojure is more concise or the pattern matching and compiler in Haskell is more advanced and powerful. However, if we want to write functional code on the job, JavaScript makes that process easier.

Note: We’ll discuss monads, maps, purity, testing, and most of the other terms mentioned in this lesson in upcoming chapters.

Writing functional code

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