Day 2 – JavaScript Closure Counter in One Line | LeetCode 2620 🔥

Welcome to Day 2 of our 30 Days of JavaScript challenge! 🚀

In this video, we solve LeetCode 2620 – Counter, where we use closures to create a stateful function that keeps track of a running count.


📌 What You’ll Learn in This Video:
✅ How to create private variables with closures
✅ Returning stateful functions in JavaScript
✅ Post-increment vs pre-increment nuance
✅ Real-life uses of counters in web apps

🔗 LeetCode Problem:
https://leetcode.com/problems/counter


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