要使用Html.DropDownList为默认选项设置值,您可以使用以下步骤: 首先,确保您已经在您的项目中包含了System.Web.Mvc命名空间。 在您的控制器中,创建一个选项列表并将其传递到视图。例如: 代码语言:csharp 复制 publicActionResultIndex(){List<SelectListItem>items=newList<SelectListItem>();items.Add(newSelectL...
@Html.DropDownListFor - How to set width for this, not control width, set width of the panel where it shows the options in the dropdown. @Html.DropDownListFor not selecting the selected value on post @Html.DropDownListFor set default value @Html.EditorFor - disabled @Html.EditorFor always ...
<td>@Html.Label("评论人职务:")</td> <td>@Html.DropDownList("YzPositionCriticsID", ViewData["CriticsPositionType"] as SelectList)</td> </tr> <tr> <td>@Html.Label("被评论人职务:")</td> <td>@Html.DropDownList("YzPositionEvaluationID", ViewData["EvaluationPosition"] as SelectList)</...
DropDownList(String, String, IEnumerable<SelectListItem>, Object, Object) Returns an HTML drop-down list control that has the specified name, custom attributes defined by an attribute object, and default selection, and that contains the specified list items and default item. DropDownList(String, ...
//直接在MVC 标签中调用就ok了 @Html.DropDownList("TypeId", listProductTypes, new { datatype=@"/^[1-9]+$/", sucmsg=" ", nullmsg="请选择商品分类", errormsg="请选择商品分类" }) 第三步:展示结果: 1、读取DB 数据源的样式 2、读取枚举的样式图...
ASP.NET MVC: Creating localized DropDownLists for enums by Rui Jarimba A collection of HTML helpers that generate DropDownLists for enums, with or without localization support. ASP.NET MVC2 Plugin Architecture Part 1 by Mr. Iman Mayes Implementation of a library to enable a plugin architecture...
publicSystem.Web.IHtmlStringDropDownList(stringname,stringdefaultOption, System.Collections.Generic.IEnumerable<System.Web.WebPages.Html.SelectListItem> selectList,objectselectedValue,objecthtmlAttributes); Parameters name String The value to assign to the name attribute of the HTML select element. ...
下拉框Html.DropDownList 和DropDownListFor 的经常用法 Value=a.AreaId.ToString() }; View: @Html.DropDownList...(“AreId”) 还能够给其加上一个默认选项:@Html.DropDownList(“AreId”, “请选择”); 二、强类型: DropDownListFor经常使用的是两个參数的重载,...第一參数是生成的select的名称,第二个參数...
<%=Html.DropDownList("myList", dropList, new { style = "width:100px;" })%> 生成的结果: <select id="myList" name="myList" style="width:100px;"><option value="0">0</option> <option value="1">1</option> <option value="2">2</option> ...
c#后台设置前台标签只读属性: 1、txtTitle.Enabled = false;设置TextBox为灰色只读,设置的标签有TextBox标签,DropDownList标签 2、txtContent.Attributes["readonly"] = "readonly";设置textarea为只读,设置的标签有textarea标签 c#后台设置前台标签显示与隐藏属性: 1、btnSave0.Visible = false;©...