@Test

public void selectPage() {

Page<User> page = new Page<User>(1, 2);

QueryWrapper<User> queryWrapper = new QueryWrapper<User>();

queryWrapper.ge("age", 26);

Page<User> selectPage = mapper.selectPage(page, queryWrapper);

System.err.println("總頁數"+selectPage.getPages());

System.err.println("總記錄數"+selectPage.getTotal());

List<User> records = selectPage.getRecords();

records.forEach(System.err::println);

}