Introduction to React

In this unit, you can learn a brief about React, so that you can get few idea regarding React before exploring it.

What is React?

• What: Basically React is JavaScript library Purpose:  for building user interfaces or UI.
• Maintained by: React is maintained by Facebook, Instagram, and community.
• Strength: React is declarative, efficient, flexible. Follow the below image for reference.

• Component-based: React is component-based Benefit: so we can divide the UI into small pieces called UI components which are reusable. Check the below image for more understanding.

• Learn Once, Write Anywhere: In React you can develop new features of UI without rewriting existing code and can be used in existing UI.
• View in MVC: React represents only the view in Model-View-Controller (i.e MVC) pattern.
• Advantage: As React is a library, it can be used in combination with other JavaScript library and frameworks.