ArrayList.toArray() in Java

ArrayList.toArray(): This method is available in java.util.ArrayList class of Java.

Syntax:

Object[] java.util.ArrayList.toArray()

This method returns an array containing all of the elements in this list in proper sequence.

Parameters: NA

Returns: an array containing all of the elements in this list in proper sequence.

Exceptions: NA

Approach

Java

import java.util.ArrayList;
import java.util.Arrays;

public class ArrayListtoArray {
    public static void main(String[] args) {
        ArrayList<Integer> arr = new ArrayList<>();
        arr.add(1);
        arr.add(2);
        arr.add(3);
        System.out.println(Arrays.toString(arr.toArray()));

    }
}

Output:

[1, 2, 3]