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

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.

Functional programming, as the name implies, is about functions. While functions are part of just about every programming paradigm, including JavaScript, a functional programmer has unique ...

The object-oriented paradigm popularized by languages including Java and C++ has slowly given way to a functional programming approach that is advocated by popular Python libraries and JavaScript ...

Mastering JavaScript Functional Programming This is the code repository for Mastering JavaScript Functional Programming, published by Packt. It contains all the supporting project files necessary to ...

Abstract: Functional Programming in JavaScript teaches JavaScript developers functional techniques that will improve extensibility, modularity, reusability, testability, and performance. Through ...

Functional Programming in JavaScript Source Code In this book, you will find how to use JavaScript as a functional programming language. It turns out that JavaScript has everything it needs to be used ...

Functional programming is a programming paradigm that uses functions for developing software. This book is filled with examples that enable you to leverage the latest JavaScript and TypeScript ...