JavaScript · question
Question 8 of 130
Explain the difference between `==` and `===`
← All JavaScript questions
Re-explain
== (loose equality): Performs type coercion before comparison
=== (strict equality): Compares both value and type without coercion
5 == "5"; // true (coercion)
5 === "5"; // false (different types)
null == undefined; // true
null === undefined; // false
Rewriting in plainer words…
This answer doesn't lend itself to a diagram - it reads best . No credits were charged.
Why there's no diagram: “”
The diagram below the answer is the concept .
Jump to it ↓
What should the new diagram focus on?
How well did you know this?
AI:
Saved in this browser - sign in to keep your review list.
How should your speech become text?
Listening… your words appear above as you speak - tap Stop when you're done.
Recording · cr - tap Stop & transcribe when you're done.
Transcribing with AI…
Voice:
Keep going - a few more words and AI can grade it.
Interview lens
Likely follow-ups, what you can say, and the weak answers to avoid.
Pro · $10/mo
113 of 130 JavaScript answers are in Pro.
Full answers, code samples, and AI explanations that go simpler or deeper. Cancel anytime.
-
Full answers + code
-
AI explanations, simpler or deeper
-
1,000 AI credits / month
-
Cancel anytime