➡️ My Frontend Interview Preparation Course - https://roadsidecoder.com/course-details (50% Discount) 🟪 My Instagram - https://www.instagram.com/roadsidecoder/ ➡️ Book an Interview Preparation call with me - https://topmate.io/roadsidecoder React Interview Question on building a Selectable Grid will be discussed in this video along with tips and tricks to tackle your React JS and JavaScript Questions in Frontend Machine Coding Interviews. 🔗 React JS Interview Series -    • Frontend Machine Coding Interview Que...   ➡️ Source Code - https://github.com/piyush-eon/frontend-interview-questions/tree/master/reactjs-interview-questions 👤 Join the RoadsideCoder Community Discord - https://discord.gg/2ecgDwx5EE 🔗 MERN Stack Chat App Tutorial -    • MERN Stack Chat App with Socket.IO Tu...   🔗 Complete Data Structures and Algorithms with JS Course -    • Data Structures and Algorithms in Jav...   🔗 JS Interview Series - https://www.youtube.com/watch?v=oUWRxJ19gfE 🔗 Cars24 Interview Experience - https://www.youtube.com/watch?v=vxggZffOqek 🔗 Unacademy Interview Experience - https://www.youtube.com/watch?v=abbdJ4Yfm54 🔗 Tazorpay Interview Experience - https://www.youtube.com/watch?v=q-ylRxSxGcY 🔗 React Beginner's Project Tutorials -    • React JS Project Tutorials 🔥🔥   #JavascriptInterview #ReactInterview #ReactJS ------------------------------------------------------------------------- 00:00 Intro 00:24 Setup New React App 02:04 Building the Grid 07:26 Grid Selection Logic 14:41 Reverse selection logic 17:20 Highlighting Selected Boxes 18:31 Optimisation with useCallback ------------------------------------------------------------------------- ⭐ Support the channel - null Special Thanks to our members -