Get an iterator from a hash set

ReturnMethodSummary
Iterator<E>iterator()Returns an iterator over the elements in this set.

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

public class Main{
    public static void main(String args[]) {
        HashSet<String> hs = new HashSet<String>();

        hs.add("java2s.com");
        hs.add("A");
        hs.add("D");
        hs.add("E");
        hs.add("C");
        hs.add("j a v a2s.com");

        Iterator<String> itr = hs.iterator();
        while(itr.hasNext()){
          System.out.println(itr.next());
        }
    }
}

The output:


D
E
j a v a2s.com
A
java2s.com
C
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