Question

How to append all elements of a List to ArrayList in Java

Answer 1

package javaapplication1;

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

public class JavaApplication1 {

    public static void main(String[] args) {

        ArrayList arrList = new ArrayList();

        arrList.add("Java");
        arrList.add("C#");
        arrList.add("C++");

        List list = new ArrayList();
        list.add("PHP");
        list.add("JavaScript");

        arrList.addAll(list);

        for (int i = 0; i < arrList.size(); i++) 
            System.out.println(arrList.get(i));
  }
}
  
/*
run:
 
Java
C#
C++
PHP
JavaScript
  
*/

 

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