React and React Native - Fifth Edition

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Rendering with JSX

This chapter will introduce you to JSX, which is the XML/HTML markup syntax that’s embedded in your JavaScript code and used to declare your React components. At the lowest level, you’ll use HTML markup to describe the pieces of your UI. Building React applications involves organizing these pieces of HTML markup into components. In React, creating a component allows you to define custom elements that extend beyond basic HTML markup. These custom elements, or components, are defined using JSX, which then translates them into standard HTML elements for the browser. This ability to create and reuse custom components is a core feature of React, enabling more dynamic and complex UIs. This is where React gets interesting – having ...