javaLinkedList class details and example code

  • 2020-06-01 09:56:06
  • OfStack

java LinkedList class details

Unique features of LinkedList

A: add functionality


public void addFirst(Object e);

 public void addLast(Object e);

B: unique features


public Object getFirst();
public Object getLast();

C: delete function


public Object removeFirst();
 public Object removeLast();


 

Example code:


import java.util.LinkedList;
 
/*
 * LinkedList Specific function 
 *
 * A: Add functionality 
 * public void addFirst(Object e);
 * public void addLast(Object e);
 *
 * B: Specific features 
 * public Object getFirst();
 * public Object getLast();
 *
 * C: Delete function 
 * public Object removeFirst();
 * public Object removeLast();
 * */
 
public class IntegerDemo {
  public static void main(String[] args) {
    // TODO Auto-generated method stub
 
    LinkedList link = new LinkedList();
 
    link.add("hello");
    link.add("world");
    link.add("java");
 
    link.addFirst("javaee");
    link.addLast("android");
 
    System.out.println("link:" + link);
  }
}

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