public static void main(String[] args) throws IOException {
Person p1 = new Person("张三",27);
Person p2 = new Person("李四",29);
ArrayList<Person> list = new ArrayList<>();
list.add(p1);
list.add(p2);
ObjectOutputStream oos = new ObjectOutputStream(new FileOutputStream("person.txt"));
oos.writeObject(list);
oos.close();
}
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