import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;
public class ArrayListRemove {
public static void main(String[] args) {
ArrayList<String> list = new ArrayList<String>();
list.add("beijing");
list.add("shanghai");
list.add("shanghai");
list.add("guangzhou");
list.add("shenzhen");
list.add("hangzhou");
remove11(list, "shanghai");
}
private static void print(List<String> list){
for (String item : list) {
System.out.println("元素值：" + item);
}
}
/*
* 错误
*（误区）
public static void remove11(List<String> list, String target){
for(int i = 0; i < list.size(); i++){
String item = list.get(i);
if(target.equals(item)){
list.remove(item);
}
}
print(list);
}
*/
//正确
public static void remove11(List<String> list, String target){
for(int i = list.size() - 1; i >= 0; i--){
String item = list.get(i);
if(target.equals(item)){
list.remove(item);
}
}
