public async Task <IActionResult> OnGetAsync(int?id) { if (id == null) { return(NotFound()); } Course = await _context.Course .Include(c => c.Department).FirstOrDefaultAsync(m => m.ID == id); if (Course == null) { return(NotFound()); } ViewData["DepartmentID"] = new SelectList(_context.Set <Department>(), "DepartmentID", "DepartmentID"); return(Page()); }
public IActionResult OnGet() { ViewData["DepartmentID"] = new SelectList(_context.Set <Department>(), "DepartmentID", "DepartmentID"); return(Page()); }