March 2019
Beginner to intermediate
324 pages
7h 17m
English
In this chapter, we'll build a very simple interactive web app using React. The app contains an input text and a button:

Whenever we type a name and then hit Submit, it gets added to a list on the screen, with the word Hello next to it:

The text input is interactive. So, as you type text, it will display on the screen in real time. This is the kind of reactivity that React is known for.
Let's take a look at the project architecture in the next section.
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