小编ras*_*hed的帖子

如果我使用@Html.DropDownList()带静态值,则可以创建占位符作为第一个选项,并且可以在此选项上应用"禁用"和"已选择"属性,如下所示

@Html.DropDownList("month", new List<SelectListItem>
{
    new SelectListItem{ Text="Select Month", Value = "0" , Disabled = true, Selected = true},
    new SelectListItem{ Text="January", Value = "1" },
    new SelectListItem{ Text="February", Value = "2" },
    new SelectListItem{ Text="March", Value = "3" },
    new SelectListItem{ Text="April", Value = "4" },
    new SelectListItem{ Text="May", Value = "5" },
    new SelectListItem{ Text="June", Value = "6" },
    new SelectListItem{ Text="July", Value = "7" },
    new SelectListItem{ Text="August", Value = "8" },
    new SelectListItem{ Text="September", …