Javascript Quiz: How well do you know Object.freeze() in JS
Are you ready for another code challenge? Join me in this video as you test your coding knowledge with the simple quiz questions.
Don't forget to make your guess in the comments below.
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Answer: OPTION A: 1
Explanation:
Object.freeze() makes an object immutable in JavaScript. Any attempt to modify the object will fail silently (or throw a TypeError in strict mode).
Therefore, changing obj.a to 2 has no effect, and obj.a remains 1.