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

JavaScript is a flexible language, allowing for all sorts of styles and programming paradigms. Although this breadth sometimes comes at a cost to readability or consistency across a code base, it ...

Immutable.js provides JavaScript with a set of persistent data structures allowing for a functional programming style while using natural syntax familiar to traditional JavaScript developers.

Functional Programming Paradigm: Functional programming is gaining popularity in the JavaScript community due to its ability to write clean, modular, and reusable code.

Purely functional programming is a brilliant idea with a misleading name. When people talk about “purely functional programming”, they mean Haskell or something like Haskell. But that’s not ...