public ArrayList(int initialCapacity)

public ArrayList(int initialCapacity)

Constructs an empty list with the specified initial capacity.

import java.util.*;

class ArrayListConstructor2{
 public static void main(String args[]){
  ArrayList<Integer> myList;
  myList = new ArrayList<> (5);
  
  /* Add Elements to myList */
  myList.add(10);
  myList.add(20);
  
  System.out.println("Elements in myList are");
  System.out.println(myList);
 }
}

Output

Elements in myList are
[10, 20]

1. Throws IllegalArgumentException if the specified initial capacity is negative

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