ReactJS Reactstrap Spinners Component

Reactstrap is a popular front-end library that is easy to use React Bootstrap 4 components. This library contains the stateless React components for Bootstrap 4. The Spinner component allows the user to show the loading effect. It is used for the purpose of indicating a loading state. We can use the following approach in ReactJS to use the ReactJS Reactstrap Spinner Component.

Spinner Props:

• bsPrefix: This prop is used to denote the change in component in css.It is used to customize the bootstrap  css .The default value is spinner and type is string .
• size: The size of props is used to demonstrate the size of the spinner .The size of props is used in component size variations . The type of size is sm.
• color: The color props  is used to denote the color of the spinner.
• className: The className props is used to denote the class name for styling the component in css .
• children: It is used to pass the children element to this component in React JS .The type of children is element .

Creating React Application And Installing Module:

Step 1: Create a React application using the following command:

npx create-react-app foldername

Step 2: After creating your project folder i.e. foldername, move to it using the following command:

cd foldername

Step 3: After creating the ReactJS application, install the required module using the following command:

npm install reactstrap bootstrap

Project Structure: It will look like the following.

Project Structure

Example 1: Now write down the following code in the App.js file. Here, we have shown a spinner with grow type.

App.js

import React from 'react'
import 'bootstrap/dist/css/bootstrap.min.css';
import { Spinner } from "reactstrap"

function App() {
    return (
        <div style={{
            display: 'block', width: 700, padding: 30
        }}>
            <h4>ReactJS Reactstrap Simple  Spinner Component</h4>
            <Spinner type="grow" color="warning"
                children={false} />
        </div>
    );
}

export default App;

Step to Run Application: Run the application using the following command from the root directory of the project:

npm start

Output: Now open your browser and go to http://localhost:3000/, you will see the following output:

Example 2: Now write down the following code in the App.js file. Here, we have shown a spinner without grow type.

App.js

import React from 'react'
import 'bootstrap/dist/css/bootstrap.min.css';
import { Spinner } from "reactstrap"

function App() {
    return (
        <div style={{
            display: 'block', width: 700, padding: 30
        }}>
            <h4>ReactJS Reactstrap Spinner Component</h4>
            <Spinner style={{ width: '2rem', height: '2rem' }}
                children={false} />
        </div>
    );
}

export default App;

Step to Run Application: Run the application using the following command from the root directory of the project:

npm start

Output: Now open your browser and go to http://localhost:3000/, you will see the following output: