📊 JavaScript
Q. Which of the operator is used to test if a particular property exists or not?
  • (A) in
  • (B) exist
  • (C) within
  • (D) exists
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✅ Correct Answer: (A) in

Explanation: The operator “in” tests whether a particular property exists.

Explanation by: Mr. Dubey
The operator “in” tests whether a particular property exists.

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