Check out example codes for "set iteration java". It will help you in understanding the concepts better.

Code Example 1

import java.util.HashSet;
import java.util.Set;

class IterateHashSet{ 
  public static void main(String[] args) {
     Set<String> hset = new HashSet<String>();
     hset.add("Chaitanya");
     hset.add("Rahul");
 
     for (String temp : hset) {
        System.out.println(temp);
     }
  }
}

Code Example 2

import java.util.HashSet;
import java.util.Iterator;

class IterateHashSet{ 
  public static void main(String[] args) {
     HashSet<String> hset = new HashSet<String>();
     hset.add("Chaitanya");
     hset.add("Rahul");
 
     Iterator<String> it = hset.iterator();
     while(it.hasNext()){
        System.out.println(it.next());
     }
  }
}

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