ArrayList trimToSize() method in java
import java.util.ArrayList;
public class TrimToSizeMethodJavaExample
{
public static void main(String[] args)
{
// initially size of ArrayList is 10
ArrayList<Integer> al = new ArrayList<Integer>(10);
// adding integers to ArrayList using add() method
al.add(1);
al.add(3);
al.add(5);
al.add(9);
al.add(11);
al.add(14);
// trims the size of ArrayList to 6 using trimToSize() method
al.trimToSize();
System.out.println("The ArrayList elements are: ");
for(Integer number : al)
{
System.out.println("Number: " + number);
}
}
}