---
title: "What is JSX, and why is it used in React?"  
description: "What is JSX, and why is it used in React?"  
author: "Utpal Vishwas"  
published: 2023-07-25  
updated: 2023-07-26  
canonical: https://www.mindstick.com/forum/159275/what-is-jsx-and-why-is-it-used-in-react  
category: "javascript"  
tags: ["javascript", "reactjs"]  
reading_time: 2 minutes  

---

# What is JSX, and why is it used in React?

What is [JSX](https://www.mindstick.com/forum/160030/what-is-jsx-and-why-is-it-used-in-react-js), and why is it used in [React](https://www.mindstick.com/articles/327892/react-why-it-just-makes-sense-for-web-development)?

## Replies

### Reply by Aryan Kumar

JSX is a syntax extension for JavaScript that allows you to write HTML code inside JavaScript. It is used in React to create React components.

Here is an example of how you can use JSX to create a React component:

```plaintext
const App = () => {
  return (
    <div>
      <h1>Hello, world!</h1>
    </div>
  );
};
```

The `App` component is a React component that renders a `div` element with a `h1` element inside it. The `h1` element has the text "Hello, world!" inside it.

JSX is a powerful tool that can be used to create complex and dynamic UIs. It is a key part of React and makes it easy to create React components.

Here are some of the benefits of using JSX:

- **It makes it easy to write HTML code in JavaScript.** JSX allows you to write HTML code inside JavaScript, which can make it easier to create and maintain React components.
- **It makes it easy to create dynamic UIs.** JSX can be used to create dynamic UIs that can be updated in real time. This makes it possible to create interactive and engaging user experiences.
- **It is well-supported by React.** React fully supports JSX, which means that you can be sure that your code will work as expected.

Overall, JSX is a powerful and versatile tool that can be used to create complex and dynamic UIs. It is a key part of React and makes it easy to create React components.


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Original Source: https://www.mindstick.com/forum/159275/what-is-jsx-and-why-is-it-used-in-react

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