DuplicateLinqCode.cs

MyDbContext db = new MyDbContext();
 
List<SelectListItem> selectedItems = new List<SelectListItem>();
if (type == null) return selectedItems;
 
if (type == typeof(TestDemo))
    selectedItems = db.TestDemo.Select(i => new SelectListItem { Text = i.Name, Value = i.Id.ToString() }).ToList();
if (type == typeof(TestDemo1))
    selectedItems = db.TestDemo1.Select(i => new SelectListItem { Text = i.Name, Value = i.Id.ToString() }).ToList();
 
if (type == typeof(TestDemo2))
    selectedItems = db.TestDemo2.Select(i => new SelectListItem { Text = i.Name, Value = i.Id.ToString() }).ToList();
 
if (type == typeof(TestDemo3))
    selectedItems = db.TestDemo3.Select(i => new SelectListItem { Text = i.Name, Value = i.Id.ToString() }).ToList();