A

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Q. Which function returns the index of the first matching element?

  • (A) firstIndex(of:)
  • (B) indexOf()
  • (C) getIndex()
  • (D) find()
  • Correct Answer - Option(A)
  • Views: 14
  • Filed under category Swift (iOs)
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Explanation by: Admin
`firstIndex(of:)` returns the index of the first match in a collection.

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