Find Duplicate Items in JavaScript | Node.js Array Logic | 90 Sec Coding Trick 🔥

Описание: Find Duplicate Items in JavaScript | Node.js Array Logic | 90 Sec Coding Trick 🔥

Find Duplicate Items JavaScript me kaise nikaalte hain?
Is 90 sec Node.js Shorts me hum solve kar rahe hain ek real-life scenario:
Student list me duplicate entries kaise detect karein using filter() + reduce()/indexOf()?

Yeh array logic interviews me bahut baar poochha jaata hai —
aur beginner se leke pro developers ko bahut help karta hai.

Code used:
● JavaScript filter()
● indexOf()
● Optional: reduce()
● Node.js array logic

Agar aap daily coding logic seekhna chahte ho to Follow zaroor karo.
Comment me likho: “MORE ARRAY LOGIC” agar aap next part chahte ho. 🔥

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