Java toarray

import java.util.*;
 
public class Scaler {
 
   public static void main(String[] args) {
       ArrayList<Integer> list = new ArrayList<>();
       list.add(1);
       list.add(2);
       list.add(3);
       list.add(4);
       //Implementing the first way to convert list to array in java
       Object[] res1Arr=list.toArray();
       //Implementing the second way to convert list to array in java
       Integer[] res2Arr = new Integer[4];
       list.toArray(res2Arr);
       //Printing the first array
       System.out.println("Printing 'res1Arr':");
           for(Object obj: res1Arr)
           //Typecasting required for the first method
               System.out.println((Integer)obj);
       //Printing the second array
       System.out.println("Printing 'res2Arr':");
           for(Integer i: res2Arr)
               System.out.println(i);
   }
}

Source: scaler.com

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