Java by API/java.util/Collection
Collection: iterator()
<source lang="java">
import java.util.ArrayList; import java.util.Collection; import java.util.Iterator; public class Main {
public static void main(String[] a) { Collection<String> c = new ArrayList<String>(); c.add("1"); c.add("2"); c.add("3"); Iterator i = c.iterator(); while (i.hasNext()) { System.out.println(i.next()); } }
}
</source>