10. Working with Events

So far, most of our examples only did their work on page load. As you probably guessed, that isn’t normal. In most apps, especially the kind of UI-heavy ones we will be building, there is going to be a ton of things the app does only as a reaction to something. That something could be triggered by a mouse click, a key press, window resize, or a whole bunch of other gestures and interactions. The glue that makes all of this possible is something known as events.

Now, you probably know all about events from your experience using them in the DOM world. (If you don’t, then I suggest getting a quick refresher first: https://www.kirupa.com/html5/javascript_events.htm.) The way React deals with events is a bit different, and ...

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