This tutorial explains what is different and special about a functional programmer's approach, and demonstrates how to implement JavaScript functions from a functional programming point of view. It ...

“With this, I mean not only Web apps, but also Node, mobile, or desktop, with GitHub Electron.” JavaScript developers, meanwhile, get a chance to work with functional programming.

It’s a programming style that rose to prominence with languages like Clojure, Scala, and Elm, but you can get into the functional mindset right within JavaScript.