Developed at Facebook and released to the world in 2013. It powering some of the most widely
used apps like Facebook and Instagram and other countless applications.
At the heart of all React applications are components. Its all about making it easy to predict about an interface consists of components with or without state.
A component is a self-contained module that renders some output. We can write interface elements like a button or card as a React component. A component might include one or more other components in its output.