Java TreeSet.iterator()
Syntax
TreeSet.iterator() has the following syntax.
public Iterator <E> iterator()
Example
In the following code shows how to use TreeSet.iterator() method.
//from w w w . j a va 2 s .c o m
import java.util.Iterator;
import java.util.TreeSet;
public class Main {
public static void main(String[] args) {
TreeSet <Integer> treeadd = new TreeSet<Integer> ();
treeadd.add(1);
treeadd.add(13);
treeadd.add(17);
treeadd.add(22);
Iterator<Integer> iterator = treeadd.iterator();
while (iterator.hasNext()){
System.out.println(iterator.next());
}
}
}
The code above generates the following result.
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