Introduction
This article provides an overview of making a REST API call in the React library using JavaScript Fetch API. The readers of this article must have some prior knowledge of using React library for creating user interfaces. It uses a functional component approach and controlled form for building component-based design. This article demonstrates a use case for posting blog content in the MongoDB database as an example.
Functional Components
Functional components are written using JavaScript function syntax in React. When compared with class-based components, they use much less code and are easier to understand. Class components follow ECMAScript 6 (ES6) class-based syntax for defining components and are relatively complex for the following reasons: