理解ASP.NET MVC中的HTML Helpers

 1 @helper listItems(string[] items)
 2 {
 3     <ol>
 4         @foreach (var item in items)
 5         {
 6             <li>@item</li>
 7         }
 8     </ol>
 9 }
10 <h1>页面内自定义helper</h1>
11 @listItems(new string[] { "项目一","项目二","项目三"})

02 内置Html Helpers

HTML Element	Standard Html Helpers Example	Strongly Typed HTML Helpers Example
TextBox	@Html.TextBox("Textbox1", "val") `Output:` <input />	@Html.TextBoxFor(m=>m.Name) `Output:` <input />
TextArea	@Html.TextArea("Textarea1", "val", 5, 15, null) `Output:` <textarea cols="15" >val</textarea>	@Html.TextArea(m=>m.Address , 5, 15, new{})) `Output:` <textarea cols="15" >Addressvalue</textarea>
Password	@Html.Password("Password1", "val") `Output:` <input />	@Html.PasswordFor(m=>m.Password) `Output:` <input />
Hidden Field	@Html.Hidden("Hidden1", "val") `Output:` <input />	@Html.HiddenFor(m=>m.UserId) `Output:` <input />
CheckBox	@Html.CheckBox("Checkbox1", false) `Output:` <input /> <input name="myCheckbox" type="hidden" value="false" />	@Html.CheckBoxFor(m=>m.IsApproved) `Output:` <input /> <input name="myCheckbox" type="hidden" value="false" />
RadioButton	@Html.RadioButton("Radiobutton1", "val", true) `Output:` <input checked="checked" type="radio" value="val" />	@Html.RadioButtonFor(m=>m.IsApproved, "val") `Output:` <input checked="checked" type="radio" value="val" />
Drop-down list	@Html.DropDownList (“DropDownList1”, new SelectList(new [] {"Male", "Female"})) `Output:` <select > <option>M</option> <option>F</option> </select>	@Html.DropDownListFor(m => m.Gender, new SelectList(new [] {"Male", "Female"})) `Output:` <select > <option>Male</option> <option>Female</option> </select>
Multiple-select	Html.ListBox(“ListBox1”, new MultiSelectList(new [] {"Cricket", "Chess"})) `Output:` <select > <option>Cricket</option> <option>Chess</option> </select>	Html.ListBoxFor(m => m.Hobbies, new MultiSelectList(new [] {"Cricket", "Chess"})) `Output:` <select > <option>Cricket</option> <option>Chess</option> </select>