reactjsHow do I create a ReactJS tutorial?
-
Start by creating a project folder and initializing a package.json file. This can be done by running the command
npm init
in the project folder. -
Install the necessary React packages by running the command
npm install --save react react-dom
. -
Create an
index.html
file and add the following code to it:
<!DOCTYPE html>
<html>
<head>
<title>React Tutorial</title>
</head>
<body>
<div id="root"></div>
<script src="https://unpkg.com/react@16/umd/react.development.js"></script>
<script src="https://unpkg.com/react-dom@16/umd/react-dom.development.js"></script>
<script src="index.js"></script>
</body>
</html>
- Create an
index.js
file and add the following code to it:
const rootElement = document.getElementById("root");
ReactDOM.render(<h1>Hello, world!</h1>, rootElement);
-
Start a development server by running the command
npx serve
in the project folder. -
Open a browser and go to the address http://localhost:5000. You should see the text "Hello, world!" on the page.
-
Now you can start adding more React code to the
index.js
file and see the changes in the browser.
Helpful links
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