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 ...

Functions are deterministic In functional programming, given a particular set of inputs, a function always returns the same set of outputs. For example, the following function writing in Clojure is ...

Functional programming with arrays Although JavaScript’s arrays are very capable out of the box, the functional paradigm improves the clarity and maintainability of array code.

Lodash is a JavaScript library that provides a variety of helpful utility functions. It is built to make JavaScript programming easier, more efficient, and more streamlined. In this article, we will ...

One way of doing this in JavaScript is called memoization, which is a functional programming technique used to deal with costly pure functions.

¹ One of the “functional programming myths” I wrote about before is that “functional programming” is well-defined. It isn’t, and, even if we gave it a definition, the name would be a ...