How like button in Instagram works - React JS ?
In this video, we’ll understand the core concepts of ReactJS in a simple and practical way. If you’re a beginner or preparing for interviews, this video will help you build a strong foundation.
We’ll cover:
What is ReactJS and its role in the MERN Stack
What are Hooks in React
useState Hook explained with a real example
Virtual DOM and how React updates UI efficiently
Conditional Rendering in React
Along with theory, we’ll also build a Like Button component to understand how these concepts work in real-world applications.
🚀 Why this video is important
Understanding these concepts will help you:
Build dynamic React applications
Write cleaner and more efficient code
Prepare for frontend interviews
💻 Code Used in Video
A simple Like Button example using:
useState
Conditional Rendering
Dynamic UI updates
📌 Topics Covered
ReactJS, MERN Stack, useState Hook, Virtual DOM, Conditional Rendering, React Basics, Frontend Development
👍 Support
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