Functional programming offers clear benefits in certain cases, it’s used heavily in many languages and frameworks, and it’s prominent in current software trends.

“The most popular functional programming language in the world is Excel,” he says. A simple Excel worksheet might have a column with a bunch of values in it, such as A1 X 2.

Not only are languages like Java or Python adopting more and more concepts from functional programming. Newer languages like Haskell are going completely functional. In simple terms, ...

Learning functional programming can open new doors in your software development career. Whether you’re drawn to the purity of Haskell, the versatility of Scala, or the concurrency strengths of Elixir, ...

F# is a functional-first programming language that was created by Microsoft Research and is now evolving under the umbrella of the F# Software Foundation. It is supposed to be a neutral and productive ...

Functional programming is a hot topic. The 2021 Developer Survey from Stack Overflow ranked functional languages among the most loved. Popular JavaScript libraries like React and Angular let you use ...

Once functional programming really clicked in my brain, I was like ‘why do it any other way?’ Rise of functional programming in mainstream languages. Functional programming’s origins stretch back to ...

A purely functional programming language is a functional language with an explicit way to manage effects like Haskell’s IO type. This definition gets us to the crux of the matter: ...

Figure 1. Functional JavaScript is available as an ebook (without DRM) from O'Reilly or as a paperback. Anyone who has followed my missives on programming have noted the varied exposure to ...