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() + " "); } } }
