package Collection;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
/*
* SubList是ArrayList的一个åç±»
* */
public class SubListTest {
public static void main(String[] args) {
String[] strings={"12","34","56","78"};
ArrayList arrayList=new ArrayList();
arrayList.addAll(Arrays.asList(strings));
//å‰é—åŽå¼€
List subList=arrayList.subList(0, 2);
subList.add("4545");
System.out.println(subList);
System.out.println(arrayList);
//修改原æ¥çš„ArrayLIst的个数
arrayList.remove(0);
//java.util.ConcurrentModificationExceptionå› ä¸ºæ‰§è¡ŒsubList的时候ä¿å˜äº†listçš„modcount
//System.out.println(subList);
}
}