public void Save(Class_SectionVM Rec) { var clasid = Rec.Classid; var sec_list = Rec.SectionList; foreach (var item in sec_list) { var VM = new Cl_Sec { Class_Id = clasid, Sec_Id = item.Section_Id }; db.Cl_Sec.Add(VM); db.SaveChanges(); } }
public void Update(Class_SectionVM ret) { var clasid = ret.Classid; var sec_list = ret.SectionList; var det = db.Cl_Sec.Where(o => o.Class_Id == clasid).ToList(); db.Cl_Sec.RemoveRange(det); db.SaveChanges(); foreach (var item in sec_list) { var VM = new Cl_Sec { Class_Id = clasid, Sec_Id = item.Section_Id }; db.Cl_Sec.Add(VM); db.SaveChanges(); } }