//course dropdow call by ajax
public List <SelectListItem> GetAllCourseByStudentId(int studentId)
{
List <SelectListItem> selectListItems = new List <SelectListItem>();
selectListItems.Add(new SelectListItem()
{
Text = "--Select--", Value = ""
});
List <Course> getAllCourseList = AStudentResultGateway.GetAllCourseByStudentId(studentId);
foreach (Course aCourse in getAllCourseList)
{
SelectListItem selectList = new SelectListItem();
selectList.Text = aCourse.CourseCode;
selectList.Value = aCourse.CourseId.ToString();
selectListItems.Add(selectList);
}
return(selectListItems);
}