Aim:
Develop a java Programming was Collections of List Interfaces.
Procedure:
- Step 1: Open a New Java Application on Netbeans Editor.
- Step 2: Open Netbeans Ide, Choose File new Project.
- Step 3: New Open a New Project and Choose a Java Application.
- Step 4: Create a Java File Performing List Such as Array List and Linked List.
- Step 5: Run the Index Page and Verify the Result Page.
- Step 6: Save the Project (Ctrl+s).
- Step 7: Run the Project (F5).
Program:
import java.util.*; import java.lang.*; public class list { public static void main(String[] args) { ArrayList<String>a=new ArrayList<String>(); a.add("java"); a.add("visual"); a.add("dbms"); a.add("multi"); a.add("visual"); System.out.println("ArrayList"+a); System.out.println("ArrayList"+a.indexOf("java")); a.add(2,"CSHARP"); System.out.println("Arraylist to"+a); String b=a.get(2); System.out.println("array list"+a.lastIndexOf("visual")); System.out.println("array list"+b); System.out.println("remove elements"+a.remove(3)); System.out.println("after removing the element"+a); LinkedList<String>list=new LinkedList(); list.add("W"); list.add("H"); list.add("T"); list.add("E"); System.out.println("the original content is"+list); list.remove("W"); System.out.println("the remove content is"+list); list.addLast("H"); list.addFirst("A"); System.out.println("the add first and last content is"+list); String b1=list.getFirst(); String c1=list.getLast(); System.out.println("the original get first element is="+b1); System.out.println("the original get last element is="+c1); list.removeFirst(); list.removeLast(); System.out.println("the remove first and last element is"+list); } public list() { } }
Output:
