AbstractSequentialList iterator() method in Java is used to get an Iterator or List Iterator over a list. It returns an iterator over the elements in this list (in proper sequence). This method overrides iterator() in class AbstractList<E>
Syntax:
public Iterator<E> iterator()
Return Value: This method returns an iterator over the elements in this list (in proper sequence).
Below is the code to illustrate iterator() method:
Program 1:
// Java program to demonstrate // iterator() method import java.util.*;
public class GfG {
public static void main(String[] args)
{
// Creating an instance of the AbstractSequentialList
AbstractSequentialList<Integer> absl = new LinkedList<>();
// adding elements to absl
absl.add( 5 );
absl.add( 6 );
absl.add( 7 );
absl.add( 2 , 8 );
absl.add( 2 , 7 );
absl.add( 1 , 9 );
absl.add( 4 , 10 );
// Getting Iterator
Iterator<Integer> Itr = absl.iterator();
// Traversing elements with help of iterator
while (Itr.hasNext()) {
System.out.print(Itr.next() + " " );
}
}
} |
Output:
5 9 6 7 10 8 7
Program 2:
// Java program to demonstrate // iterator() method import java.util.*;
public class GfG {
public static void main(String[] args)
{
// Creating an instance of the AbstractSequentialList
AbstractSequentialList<String> absl = new LinkedList<>();
// adding elements to absl
absl.add( "Geeks" );
absl.add( "ForGeeks" );
absl.add( "A" );
absl.add( "Portal" );
absl.add( 3 , "Computer Science" );
absl.add( 5 , "For Geeks" );
// Getting Iterator
Iterator<String> Itr = absl.iterator();
// Traversing elements with help of iterator
while (Itr.hasNext()) {
System.out.println(Itr.next());
}
}
} |
Output:
Geeks ForGeeks A Computer Science Portal For Geeks