JAVA

iterator java

// Import the ArrayList class and the Iterator class
import java.util.ArrayList;
import java.util.Iterator;

public class Main {
  public static void main(String[] args) {

    // Make a collection
    ArrayList<String> cars = new ArrayList<String>();
    cars.add("Volvo");
    cars.add("BMW");
    cars.add("Ford");
    cars.add("Mazda");

    // Get the iterator
    Iterator<String> it = cars.iterator();

    // Print the elements in the list
    while(it.hasNext()){
    System.out.println(it.next());
    }
  }

how to use iterator in java

// Java code to illustrate the use of iterator
import java.io.*;
import java.util.*;
  
class Test {
    public static void main(String[] args)
    {
        ArrayList<String> list = new ArrayList<String>();
  
        list.add("A");
        list.add("B");
        list.add("C");
        list.add("D");
        list.add("E");
  
        // Iterator to traverse the list
        Iterator iterator = list.iterator();
  
        System.out.println("List elements : ");
  
        while (iterator.hasNext())
            System.out.print(iterator.next() + " ");
  
        System.out.println();
    }
}