What Is Functional Programming, and Why Does It Matter for Your Business?

Functional Programming, in Plain Terms

Functional programming (FP) is built around pure functions: a function that always returns the same output for the same input. Many multi-paradigm languages, like JavaScript and Python, let you mix a functional style right alongside OOP.

What This Means for Your Business

Higher-order functions take another function as input or return one — like map and filter. A non-technical founder doesn't need to master the technical details of Functional Programming, but knowing these few points helps you make more informed decisions when talking to your technical team.