typeof null is WHAT?! #coding #codingquiz #programming #codechallenge #frontenddev #code #jsquiz

typeof null in JavaScript

❓ Question:
Run this: typeof null — what do you think it returns?

One of the oldest and trickiest quirks in JavaScript.
Can you guess it without googling?

💬 Comment your answer below 👇
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🧠Explanation:
This behavior is actually a long-standing bug in JavaScript.

In the early versions of JavaScript, values were stored using a type tag system. The tag for objects was 0, and unfortunately, null was also given the same tag — so typeof null returned "object".

This was never fixed to avoid breaking existing code, so it’s still around today.

✅ What to remember:
null is a primitive, not an object.

typeof null returns "object" — it's a known quirk in JavaScript.

To properly check for null, use: