java里面问题在下面注释 public static void main(String[] args) {List employees = new ArrayList();// Employee employee = new Employee("李XX",25);// long currentTime = System.currentTimeMillis();// 获for (int i = 0; i < 100000; i++) {employee
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![java里面问题在下面注释 public static void main(String[] args) {List employees = new ArrayList();// Employee employee = new Employee(](/uploads/image/z/13378209-33-9.jpg?t=java%E9%87%8C%E9%9D%A2%E9%97%AE%E9%A2%98%E5%9C%A8%E4%B8%8B%E9%9D%A2%E6%B3%A8%E9%87%8A+public+static+void+main%28String%5B%5D+args%29+%7BList+employees+%3D+new+ArrayList%28%29%3B%2F%2F+Employee+employee+%3D+new+Employee%28%22%E6%9D%8EXX%22%2C25%29%3B%2F%2F+long+currentTime+%3D+System.currentTimeMillis%28%29%3B%2F%2F+%E8%8E%B7for+%28int+i+%3D+0%3B+i+%3C+100000%3B+i%2B%2B%29+%7Bemployee)
java里面问题在下面注释 public static void main(String[] args) {List employees = new ArrayList();// Employee employee = new Employee("李XX",25);// long currentTime = System.currentTimeMillis();// 获for (int i = 0; i < 100000; i++) {employee
java里面问题在下面注释
public static void main(String[] args) {
List employees = new ArrayList();//
Employee employee = new Employee("李XX",25);//
long currentTime = System.currentTimeMillis();// 获
for (int i = 0; i < 100000; i++) {
employees.add(employee.clone());/
}
java里面问题在下面注释 public static void main(String[] args) {List employees = new ArrayList();// Employee employee = new Employee("李XX",25);// long currentTime = System.currentTimeMillis();// 获for (int i = 0; i < 100000; i++) {employee
第一个是:一个List集合,里面放的是一个实体类.
第二个是:新建一个实例对象,里面有姓名和年龄.
第三个是:获取系统当前毫秒时间.
第四个不知道:好像会报错吧