public class HashMapExample {
    public static void main(String[] args) {
        HashMap<String, String> hasmap  = new HashMap<String, String>();
        hasmap.put("1", "Java");
        hasmap.put("2", ".Net");
        hasmap.put("3", "C++");
        hasmap.put("4", "Pearl");
        hasmap.put("5", "PHP");

        for (Entry<String, String> entry : hasmap.entrySet()) {

                System.out.println("For Loop Get Key"+entry.getKey());
                System.out.println("For Loop Get Value"+entry.getValue());

        }
        Set set = hasmap.entrySet();
        Iterator itr =  set.iterator();
        while(itr.hasNext()){
            Map.Entry map = (Entry) itr.next();
            System.out.println(map.getKey());
            System.out.println(map.getValue());
        }


    }

}

for (String str : array) {
  System.out.println(str);
}

Iterator<String> arrayItr = array.iterator();
while (arrayItr.hasNext()) {
  String str = arrayItr.next();
  System.out.println(str);
}

for(Iterator<String> i = someList.iterator(); i.hasNext(); ) {
    String item = i.next();
    System.out.println(item);
}