In general, handling array functions like we’ve seen here, using JavaScript’s built-in functions like map() and filter(), is an excellent application of the power of functional programming.

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 ...

JavaScript is a flexible language, allowing for all sorts of styles and programming paradigms ... comes to mutating the contents of objects or arrays assigned to those values, but it does the ...