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  1. import java.util.*;
  2. import java.lang.*;
  3. import java.io.*;
  4.  
  5. class Ideone {
  6. 	public static void main (String[] args) {
  7. 		Optional<Boolean> n = Optional.ofNullable(null);
  8. 		Optional<Boolean> e = Optional.empty();
  9. 		System.out.println(n.equals(e));
  10. 	}
  11. }
Success #stdin #stdout 0.1s 54328KB
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stdin
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Standard input is empty
stdout
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true
https://ideone.com/EGRdi5
language:
Java (HotSpot 12)
created:
1 hour ago
visibility:
secret

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