public void removeAttandance(string UUID) { StuAttandance aim = getAttandance(UUID); if (aim != null) { stuAttandances.Remove(aim); } }
public int CompareTo(object obj) { int flag = 0; try { StuAttandance stu = (StuAttandance)obj; flag = DateTime.Compare(this.date, stu.date); } catch (Exception ex) { throw new Exception("比较异常", ex.InnerException); } return(flag); }
public void addAttandance(StuAttandance att) { stuAttandances.Add(att); stuAttandances.Sort(); }