Java-Collection-Framework-and-Java-Set/HashSetDemo9.java at main · AvinandanBose/Java-Collection-Framework-and-Java-Set · GitHub

31 lines (23 loc) · 814 Bytes

import java.util.HashSet;

import java.util.Iterator;

public class HashSetDemo9 {

public static void main(String[] args) {

HashSet<Integer> set1 = new HashSet<>();

HashSet<Integer> set2 = new HashSet<>();

set1.add(2);

System.out.println(set1);

set2.add(1);

System.out.println(set2);

try {

Iterator<Integer> iterator1 = set1.iterator();

Iterator<Integer> iterator2 = set2.iterator();

while (iterator1.hasNext() && iterator2.hasNext()) {

int comparison = iterator1.next().compareTo(iterator2.next());

System.out.println(comparison);

}

catch (Exception e) {

System.out.println("Exception");

}

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