/// <summary> /// 指定学生是否正在参与学习 /// </summary> /// <param name="studentId"></param> /// <returns></returns> public bool HasStudy(long studentId) { return(StudentIds.Any(m => m == studentId)); }
/// <summary> /// 获取正在参与学习的学生列表 /// </summary> /// <returns></returns> public List <ApiModels.Student> GetStudyStudents() { return(AllStudents.Where(m => StudentIds.Any(c => m.id == c)).ToList()); }