public List <Student_SearchSelect_Result> SearchStudent(string searchName = "", int GradId = 0)
{
if (searchName == "Empty")
{
searchName = null;
}
if (GradId == 0)
{
return(db.tsp_Student_SearchSelect(searchName, null).ToList());
}
return(db.tsp_Student_SearchSelect(searchName, GradId).ToList());
}