Answers for "loop on a set with while"

how to iterate hashset in java 8

Set<String> set = new HashSet<String>();
for (String s : set) {
    System.out.println(s);
}

//Java 8:
set.forEach(System.out::println);

set iteration java

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());
     }
  }
}