ReactJS component is a top-level API. It makes the code completely individual and reusable in the application. It includes various methods for: Creating elements.

What is an API in React?

ReactJS component is a top-level API. It makes the code completely individual and reusable in the application. It includes various methods for: Creating elements.

Can we make API in React?

Calling API and Processing Response In other words, when your App component first mounts on the DOM, you need to make a request to the API. In React, this can be carried out via a component lifecycle method called componentDidMount() , which is fired when the component first loads on the DOM.