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); } } }
