Web 三级联动 下拉框 using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Web.UI; using System.Web.UI.WebControls; public partial class _Default : System.Web.UI.Page { private MyDBDataContext _Context = new MyDBD
一.单选DropDownList传值 1.添加界面的DropDownList显示值问题 (1)在方法内添加ViewData的方法: var ad = new UnitsRepository(); ViewData["datasourceid"] = new SelectList(ad.dsname(), "id", "dsname"); ViewData["showstyleid"] = new SelectList(ad.s