Set Operating on Lists: addAll, removeAll, retainAll, subList

     

import java.util.ArrayList;
import java.util.List;

public class Main {
  public static void main(String[] argv) throws Exception {
    List list1 = new ArrayList();
    List list2 = new ArrayList();

    list1.addAll(list2);

    list1.removeAll(list2);

    list1.retainAll(list2);

    list1.clear();

    int newSize = 2;
    list1.subList(newSize, list1.size()).clear();
  }
}

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Set Operating on Lists: addAll, removeAll, retainAll, subList : List « Collections Data Structure « Java

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