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in JavaScript by
Q:
Which one of the following operator is used to check weather a specific property exists or not:

a) Exists

b) exist

c) within

d) in

1 Answer

0 votes
by

Answer: D

Reason: In JavaScript, the "in" operator is used to check if a specific property exists. The "in" operator is commonly used in looping statements to traverse array and objects as well.

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