import java.util.Iterator;
import java.util.TreeSet;
public class TreeSetExample {
public static void main(String[] args) {
// TreeSet return in ordered elements
TreeSet<String> ts=new TreeSet<String>();
ts.add("b");
ts.add("a");
ts.add("d");
ts.add("c");
// get element in Iterator
Iterator it=ts.iterator();
// get descending order of elements
//Iterator it=ts.descendingIterator();
while(it.hasNext())
{
String value=(String)it.next();
System.out.println("Value :"+value);
}
}
}
Output
TreeSet Value :a
TreeSet Value :b
TreeSet Value :c
TreeSet Value :d