ReactJS is one of the most popular JavaScript front-end libraries. This library is used for creating reusable efficient and flexible UI components. ReactJS is an open-source library and is responsible for the application's view layer (It is used as the V in MVC). ReactJS is developed and maintained by Facebook and they also used it in their products like WhatsApp and Instagram.
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The main motive of ReactS is to develop a User Interface that improves the speed of the app. React uses the virtual DOM (JavaScript Object) that improves the overall performance of the app. JavaScript virtual DOM is faster than the regular DOM.
React Features:
- JSX: JSX is JavaScript syntax extension
- Components: React is components based JavaScript library.
- Unidirectional data flow and Flux: Flux is a pattern that helps to keep your data unidirectional.
- License: React is licensed under the Facebook Inc. Documentation is licensed under CC BY 4.0.
Prerequisite to start this course:
we hope you have good knowledge of JavaScript, HTML5 and CSS. In case you know ECMA Script 2015 syntax that can be helpful.
Parvesh Sandila is a results-driven tech professional with 8+ years of experience in web and mobile development, leadership, and emerging technologies.
After completing his Master’s in Computer Applications (MCA), he began his journey as a programming mentor, guiding 100+ students and helping them build strong foundations in coding. In 2019, he founded Owlbuddy.com, a platform dedicated to providing free, high-quality programming tutorials for aspiring developers.
He then transitioned into a full-time programmer, where his hands-on expertise and problem-solving skills led him to grow into a Team Lead and Technical Project Manager, successfully delivering scalable web and mobile solutions. Today, he works with advanced technologies such as AI systems, RAG architectures, and modern digital solutions, while also collaborating through a strategic partnership with Technobae (UK) to build next-generation products.