The modular nature of ReactJS makes it a very flexible JS toolkit that saves a great deal of time and effort when maintaining ReactJS code.
One of React's features is Virtual DOM, which describes the "virtual" appearance of a UI component. Because of its layer-based architecture, web applications can be developed quickly.
A website's search engine optimization approach has a major role in its capacity to bring in money. React is a better framework than others at handling common SEO errors
Reactjs follows a downward data flow approach, while tree-structured DOM models allow even minor changes at higher level to impact the user interface of the application.
Throughout the development process, it is easy to find the necessary assistance because of the large and active community.
React provides a large library and DevTools to make developers' jobs easier.