Question

mvc 里 DropDownList 为什么没有选中默认值

Answer 1

@Html.DropDownList("listType")

ViewData["listType"] = new List<SelectListItem>()
{
new SelectListItem()
{
Text = "bj",
Value = "1",
Selected = true //默认选中
},
new SelectListItem()
{
Text = "sh",
Value = "2"
},
new SelectListItem()
{
Text = "gz",
Value = "3"
},
new SelectListItem()
{
Text = "sz",
Value = "4"
}