public void UpdateOutput(Tb_M_Participant model)
 {
     using (DBModel db = new DBModel())
     {
         db.Entry(model).State = System.Data.EntityState.Modified;
         db.SaveChanges();
     }
 }
 public Tb_M_Participant Insert(Tb_M_Participant model)
 {
     using (DBModel db = new DBModel())
     {
         db.Tb_M_Participant.Add(model);
         db.SaveChanges();
         return(model);
     }
 }