Java Collection Tutorial - Java ArrayList.ensureCapacity(int minCapacity)








Syntax

ArrayList.ensureCapacity(int minCapacity) has the following syntax.

public void ensureCapacity(int minCapacity)

Example

In the following code shows how to use ArrayList.ensureCapacity(int minCapacity) method.

/*from   w  w  w.  j a  v a 2s.  co  m*/

import java.util.ArrayList;

public class Main {
  public static void main(String args[]) {

    ArrayList<Integer>  arrlist = new ArrayList<Integer> (5);

    arrlist.add(10);
    arrlist.add(50);
    arrlist.add(30);
  
    arrlist.ensureCapacity(5000);

  }
}