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  1. import java.util.Arrays;
  2. import java.util.Collections;
  3. import java.util.List;
  4.  
  5. import static java.util.stream.Collectors.toList;
  6.  
  7. class Ideone {
  8.  
  9. 	public static void main(String[] args) {
  10. 		String[] sa = {"ne", "two", "three"};
  11. 		List<String> l = Arrays.stream(sa)
  12. 				.flatMap(s -> Collections.singleton(s).stream().map(c -> c.toUpperCase()))
  13. 				.collect(toList());
  14. 		System.out.println(l.get(0));
  15. 	}
  16. }
Success #stdin #stdout 0.23s 320832KB
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Standard input is empty
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NE
https://ideone.com/l0bbhz
language:
Java (HotSpot 12)
created:
8 years ago
visibility:
public

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