R

Ram Sharma • 3.40K Points
Extraordinary

Q. Which collector would convert each item to uppercase and then collect to a set?

  • (A) mapping(String::toUpperCase, toSet())
  • (B) toSet().map(String::toUpperCase)
  • (C) groupingBy().map()
  • (D) collectingAndThen()
  • Correct Answer - Option(A)
  • Views: 19
  • Filed under category Java
  • Hashtags:

Explanation by: Ram Sharma

`mapping()` is used to apply transformation before collecting into a Set.

You must be Logged in to update hint/solution

Discusssion

Login to discuss.

Be the first to start discuss.