A

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Q. What is the second argument of useEffect used for?

  • (A) To provide initial value
  • (B) To define dependencies
  • (C) To define return type
  • (D) To prevent rendering
  • Correct Answer - Option(B)
  • Views: 8
  • Filed under category React JS
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Explanation by: Admin
The second argument is an array of dependencies; the effect re-runs when any dependency changes.

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