Remove all elements from Java ArrayList Example
- /*
- Remove all elements from Java ArrayList Example
- This Java Example shows how to remove all elements from java ArrayList object
- using clear method.
- */
- import java.util.ArrayList;
- public class RemoveAllElementsOfArrayListExample {
- public static void main(String[] args) {
- //create an ArrayList object
- ArrayList arrayList = new ArrayList();
- //Add elements to Arraylist
- arrayList.add("1");
- arrayList.add("2");
- arrayList.add("3");
- System.out.println("Size of ArrayList before removing elements : "
- + arrayList.size());
- /*
- To remove all elements from the ArrayList use
- void clear() method.
- */
- arrayList.clear();
- System.out.println("Size of ArrayList after removing elements : "
- + arrayList.size());
- }
- }
- /*
- Output would be
- Size of ArrayList before removing elements : 3
- Size of ArrayList after removing elements : 0
- */
