TreeSet iterator() method in java
import java.util.Iterator;
import java.util.TreeSet;
public class TreeSetIteratorMethodExample
{
public static void main(String[] args)
{
TreeSet<Integer> ts = new TreeSet<Integer>();
ts.add(23);
ts.add(52);
ts.add(63);
ts.add(21);
// create ascending iterator
Iterator<Integer> iterate = ts.iterator();
// print TreeSet
System.out.println("TreeSet in ascending order: ");
while(iterate.hasNext())
{
System.out.println(iterate.next() + " ");
}
}
}