前台视图代码
<%:Html.DropDownList("AwardClassMainID","请选择")%>
<%:Html.DropDownList("SubID",new List<SelectListItem> { (new SelectListItem(){Text="请选择",Value="0"})})%>
//jquery代码
$("#AwardClassMainID").change(function () {
<%:Html.DropDownList("AwardClassMainID","请选择")%>
<%:Html.DropDownList("SubID",new List<SelectListItem> { (new SelectListItem(){Text="请选择",Value="0"})})%>
//jquery代码
$("#AwardClassMainID").change(function () {
检查不能为空
[Required]
public string ID { get; set; }
检查最大长度
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