ReactJS is usually used for single-page websites or mobile app development. It is an efficient, flexible, open-source front-end development framework and JavaScript library for UI ( User Interface) components. It helps to build a complex user Interface from small isolated pieces of code, so it is called components
JSX is JavaScript syntax extension. It isn't necessary to use JSX in React development, but it is recommended.
ReactJS enables one-way data binding that makes the development process faster. Data flows in a single direction in this framework allowing developers to store child elements within parent elements while creating an application. This allows the user to analyze the time and location of an error.
1) Data flows down 2) Props is immutable 3) States is mutable 4) Anything (Props, States, Handlers, Styles) can be passed to children as props. 5) Through parent-passed handler props 6) Through parent passed handler props
Debugging an application becomes a few times less complicated with Reactjs. It makes the testing process rapid since a vast developer community is there to help developers. A small browser extension is available with this tool to speed up the debugging stage.
Reactjs framework allows reusing these components throughout the app. Therefore, the time, effort, and expenses involved with building an app are reduced effectively.
Reactjs enables users to access these libraries without any barriers. Therefore, they can use several components available in these libraries and develop a high-quality web application.