Home Tutorial Java Collections Arraylist arraylist declaration in java


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arraylist declaration in java
Posted on: October 23, 2009 at 12:00 AM
It describes how to use the ArrayList collection in Java Program

  • This class is used to make an fixed sized as well as expandable array. 
  • It allows to add any type of object.
  • It is the implementation of the List interface

Example of Java Arraylist Declaration

import java.util.ArrayList;
import java.util.List;

public class List1 {
    public static void main(String[] args) {
        List list=new ArrayList();
        String names[]={"mac","john","alexender","rock","alex"};
        for (int i = 0; i < names.length; i++) {
        for (int i = 0; i < names.length; i++) {
        System.out.println((i+1)+" : "+list.get(i));
1 : mac
2 : john
3 : alexender
4 : rock
5 : alex


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Posted on: October 23, 2009

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