In addition, a pure function supports the following principles: The following code shows a scenario in JavaScript that uses a pure function created as an anonymous function assigned to the variable ...

We'll define and write pure functions and also rewrite functions to be pure. Fancy word, right? You'll sometimes notice this word being thrown around. It might sound intimidating, but all it means is ...

Immutability comes when we want to preserve our state. To keep our state from changing we have to create a new instance of our state objects. Pure functions are functions that accept an input and ...