设置内容Html.DropDownList创建下拉框，下拉框名称为"useState"，集合为ViewBag.UseStates，值是DicKey，显示是DicValue
<div> 使用状态 @Html.DropDownList("useState", new SelectList(ViewBag.UseStates, "DicKey", "DicValue")) @{ var UseState = ViewBag.UseState.ToString(); if (!string.IsNullOrEmpty(UseState)) { if (UseState.Contains("1")) { <script>$("#useState").find("option:selected").val(1);</script> } else if (UseState.Contains("2")) { <script>$("#useState").find("option:selected").val(2);</script> } else if (UseState.Contains("3")) { <script>$("#useState").find("option:selected").val(3);</script> } } } <button onclick="GetSelectOne()">获取选择项</button> </div> <script> function GetSelectOne() { var UseState = $("#useState").find("option:selected").val(); layer.alert(UseState); } </script> public ActionResult DropDownList() { List<DictionaryModel> dic = new List<DictionaryModel>(); dic.Add(new DictionaryModel() { PKID = 1, DicKey = "1Using", DicValue = "使用中" }); dic.Add(new DictionaryModel() { PKID = 2, DicKey = "2", DicValue = "未投入使用" }); dic.Add(new DictionaryModel() { PKID = 3, DicKey = "3", DicValue = "已废弃" }); ViewBag.UseStates = dic; ViewBag.UseState = 1; return View(); }DictionaryModel
public class DictionaryModel { public int PKID { get; set; } public string DicKey { get; set; } public string DicValue { get; set; } }转载于:https://www.cnblogs.com/Lulus/p/7873747.html
