Ant Design Library has this component pre-built, and it is very easy to integrate as well. Alert components are used for urgent interruptions, requiring acknowledgment, that informs the user about a situation. We can use the following approach in ReactJS to use the Ant Design Alert Component.

Alert Props:

• action: It is used to define the action of Alert.
• afterClose: It is a callback function that is triggered when close animation is finished.
• banner: It is used to indicate whether to show as a banner or not.
• closable: It is used to indicate whether Alert can be closed or not.
• closeText: It is used to define the close text to show.
• description: It is used to define the additional content of Alert.
• icon: It is used to define the custom icon.
• message: It is used to define the content of Alert.
• showIcon: It is used to indicate whether to show the icon or not.
• type: It is used to indicate the type of Alert styles like success, warning, etc.
• onClose: It is a callback function that is triggered when the Alert is closed.

Alert.ErrorBoundary Props:

• description: It is used to define the custom error description.
• message: It is used to define the custom error message.

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 antd

Project Structure: It will look like the following.

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:

Reference: https://ant.design/components/alert/