Most Developers Get This Wrong! JavaScript Loop Output with setTimeOut #javascriptinterview

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In this short video, we discuss one of the most common JavaScript interview questions based on for loop and setTimeout.

👉 Why does this code print 4 4 4 4 instead of 0 1 2 3?
👉 Why doesn’t it print 3 if the loop runs till 3?
👉 What is the real reason behind this behavior?

We break down:
How setTimeout works
Event loop concept
Why the loop finishes before timeout executes
Why i becomes 4

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Common mistake developers make in interviews
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