Java-Collection-Framework-and-Java-Set/HashSetDemo8.java at main · AvinandanBose/Java-Collection-Framework-and-Java-Set · GitHub

31 lines (26 loc) · 756 Bytes

import java.util.HashSet;

import java.util.Iterator;

public class HashSetDemo8 {

public static void main(String[] args) {

HashSet<String> set = new HashSet<>();

set.add("A");

set.add("a");

set.add("B");

set.add("b");

System.out.println(set);

try {

Iterator<String> iterator = set.iterator();

String s = "";

while (iterator.hasNext()) {

s = iterator.next();

if (s.equals("a")) {

iterator.remove();

}

System.out.println(set);

}

catch (Exception e) {

System.out.println("Exception");

}

Expand file tree