Collections.addAll example

package com.concretepage;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;

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

List<String> list = new ArrayList();
list.add("A");
list.add("B");
list.add("C");
list.add("D");
list.add("E");
list.add("F");
boolean b = Collections.addAll(list, "1", "2", "3");
System.out.println(b);
System.out.println("arrayList after Operation " + list);

}
}