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Beginning React

You're reading from   Beginning React Simplify your frontend development workflow and enhance the user experience of your applications with React

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Product type Paperback
Published in Jul 2018
Publisher
ISBN-13 9781789530520
Length 96 pages
Edition 1st Edition
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Toc

Definition of a Component

As defined in the previous chapter, components are the fundamental building blocks of React. Virtually any visual item in a user interface can be a component. From a formal point of view, we would say that a React component is a piece of JavaScript code defining a portion of a user interface.

Consider the following code in a file:

import React from 'react';

class Catalog extends React.Component {
render() {
return <div><h2>Catalog</h2></div>;
}
}

export default Catalog;

This is an ECMAScript 2015 module, defining a basic React component.

It imports the React namespace from the react module and defines the Catalog class by extending the React.Component class. The module exports the Catalog class as a default export.

The interesting part of this definition is the implementation of the render(...

You have been reading a chapter from
Beginning React
Published in: Jul 2018
Publisher:
ISBN-13: 9781789530520
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