So you’ve decided to build a React component. You know what it will do, what it’s called, and where it’ll go. But when you open your editor and go to write the first line, you’re confronted with the decision between three different ways to declare it? Why three? And which one should you use?
Luckily, this decision doesn’t need to be a hindrance. In fact, with a little history and two simple rules, it’ll only take a few seconds to get on with the job of writing your component. And without further adieu, here’s the first rule: