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

Similar codes

65 votes362 views6 answers
Java last element of array
Java
4 votes341 views2 answers
Java replace whitespace
Java
0 vote378 views1 answer
Quartz spring maven driver
Java Spring
0 vote338 views1 answer
Java convert 2d array to 1d stream
Java
0 vote363 views1 answer
How to draw
Java
0 vote340 views1 answer
Java tester si un caractere est une lettre
Java
5 votes316 views2 answers
Java get jar path
Java
5 votes335 views2 answers
List to int array in java 8
Java
1 vote344 views2 answers
Delete ending part of the string java
Java
0 vote328 views1 answer
Recyclerview stop scrolling
Java