MVC HtmlHelper用法

HtmlHelper用来在视图中呈现 HTML 控件。

以下列表显示了当前可用的一些 HTML 帮助器。 本主题演示所列出的带有星号 (*) 的帮助器。

• ActionLink — Links to an action method.” style=”margin: 0px; padding: 0px;” >ActionLink – 链接到操作方法。

• BeginForm * — Marks the start of a form and links to the action method that renders the form.” style=”margin: 0px; padding: 0px;” >BeginForm * – 标记窗体的开头并链接到呈现该窗体的操作方法。

• CheckBox * — Renders a check box.” style=”margin: 0px; padding: 0px;” >CheckBox * – 呈现复选框。

• DropDownList * — Renders a drop-down list.” style=”margin: 0px; padding: 0px;” >DropDownList * – 呈现下拉列表。

• Hidden — Embeds information in the form that is not rendered for the user to see.” style=”margin: 0px; padding: 0px;” >Hidden – 在窗体中嵌入未呈现的信息以供用户查看。

• ListBox — Renders a list box.” style=”margin: 0px; padding: 0px;” >ListBox * – 呈现列表框。

• Password — Renders a text box for entering a password.” style=”margin: 0px; padding: 0px;” >Password – 呈现用于输入密码的文本框。

• RadioButton * — Renders a radio button.” style=”margin: 0px; padding: 0px;” >RadioButton * – 呈现单选按钮。

• TextArea — Renders a text area (multi-line text box).” style=”margin: 0px; padding: 0px;” >TextArea – 呈现文本区域（多行文本框）。

• TextBox * — Renders a text box.” style=”margin: 0px; padding: 0px;” >TextBox * – 呈现文本框

TextBox * — Renders a text box.” style=”margin: 0px; padding: 0px;” >

TextBox * — Renders a text box.” style=”margin: 0px; padding: 0px;” >1.ActionLink

@Html.ActionLink(“这是一个连接”, “Index”, “Home”)

带有QueryString的写法
@Html.ActionLink("这是一个连接", "Index", "Home", new { page=1 },null)
@Html.ActionLink("这是一个连接", "Index", new { page=1 })
有其它Html属性的写法
@Html.ActionLink("这是一个连接", "Index", "Home", new { id="link1" })
@Html.ActionLink("这是一个连接", "Index",null, new { id="link1" })
QueryString与Html属性同时存在
@Html.ActionLink("这是一个连接", "Index", "Home", new { page = 1 }, new { id = "link1" })
@Html.ActionLink("这是一个连接", "Index" , new { page = 1 }, new { id = "link1" })

TextBox * — Renders a text box.” style=”margin: 0px; padding: 0px;” >生成结果为：

带有QueryString的写法
<a href="/?page=1" rel="external nofollow"  rel="external nofollow"  rel="external nofollow"  rel="external nofollow" >这是一个连接</a>
<a href="/?page=1" rel="external nofollow"  rel="external nofollow"  rel="external nofollow"  rel="external nofollow" >这是一个连接</a>
有其它Html属性的写法
<a href="/?Length=4" rel="external nofollow"  id="link1">这是一个连接</a>
<a href="/" rel="external nofollow"  rel="external nofollow"  id="link1">这是一个连接</a>
QueryString与Html属性同时存在
<a href="/?page=1" rel="external nofollow"  rel="external nofollow"  rel="external nofollow"  rel="external nofollow"  id="link1">这是一个连接</a>
<a href="/?page=1" rel="external nofollow"  rel="external nofollow"  rel="external nofollow"  rel="external nofollow"  id="link1">这是一个连接</a>

<a href="/about" rel="external nofollow" >关于</a>
<a href="/about?page=1" rel="external nofollow"  rel="external nofollow" >关于</a>
<a href="/about?page=1" rel="external nofollow"  rel="external nofollow"  id="link1">关于</a>

@using(Html.BeginForm("index","home",FormMethod.Post)){}
Or
TextBox * — Renders a text box."   style="margin: 0px; padding: 0px; line-height: 1.5 !important; background-color: rgb(255, 255, 255);"   >@Html.BeginForm("index", "home", FormMethod.Post)
@Html.EndForm()

@Html.TextBox("input1")
@Html.TextBox("input2",Model.CategoryName,new{ @style = "width:300px;" })
@Html.TextBox("input3", ViewData["Name"],new{ @style = "width:300px;" })
@Html.TextBoxFor(a => a.CategoryName, new { @style = "width:300px;" })

<input id="input1" name="input1" type="text" value="" />
<input id="input2" name="input2" style="width:300px;" type="text" value="Beverages" />
<input id="input3" name="input3" style="width:300px;" type="text" value="" />
<input id="CategoryName" name="CategoryName" style="width:300px;" type="text" value="Beverages" />

@Html.TextArea("input5", Model.CategoryName, 3, 9,null)
@Html.TextAreaFor(a => a.CategoryName, 3, 3, null)

<textarea cols="9" id="input5" name="input5" rows="3">Beverages</textarea>
<textarea cols="3" id="CategoryName" name="CategoryName" rows="3">Beverages</textarea>

@Html.CheckBox("chk1",true)
@Html.CheckBox("chk1", new { @class="checkBox"})
@Html.CheckBoxFor(a =>a.IsVaild, new { @class = "checkBox" })

<input checked="checked" id="chk1" name="chk1" type="checkbox" value="true" /><input name="chk1" type="hidden" value="false" /><input class="checkBox" id="chk1" name="chk1" type="checkbox" value="true" /><input name="chk1" type="hidden" value="false" /><input checked="checked" class="checkBox" id="IsVaild" name="IsVaild" type="checkbox" value="true" /><input name="IsVaild" type="hidden" value="false" />

@Html.ListBox("lstBox1",(SelectList)ViewData["Categories"])
@Html.ListBoxFor(a => a.CategoryName, (SelectList)ViewData["Categories"])

<select id=”lstBox1″ multiple=”multiple” name=”lstBox1″>

<option value="1">Beverages</option>
<option value="2">Condiments</option>
<option selected="selected" value="3">Confections</option>
<option value="4">Dairy Products</option>
<option value="5">Grains/Cereals</option>
<option value="6">Meat/Poultry</option>
<option value="7">Produce</option>
<option value="8">Seafood</option>
</select>
<select id="CategoryName" multiple="multiple" name="CategoryName">
<option value="1">Beverages</option>
<option value="2">Condiments</option>
<option value="3">Confections</option>
<option value="4">Dairy Products</option>
<option value="5">Grains/Cereals</option>
<option value="6">Meat/Poultry</option>
<option value="7">Produce</option>
<option value="8">Seafood</option>
</select>

TextBox * — Renders a text box.” style=”margin: 0px; padding: 0px;” >
8.DropDownList

@ Html.DropDownList("ddl1", (SelectList)ViewData["Categories"],  "--Select One--")
@Html.DropDownListFor(a => a.CategoryName, (SelectList)ViewData["Categories"], "--Select One--", new { @class = "dropdownlist" })

TextBox * — Renders a text box.” style=”margin: 0px; padding: 0px;” >
生成结果：

<select id=”ddl1″ name=”ddl1″>

<option value="">--Select One--</option>
<option value="1">Beverages</option>
<option value="2">Condiments</option>
<option selected="selected" value="3">Confections</option>
<option value="4">Dairy Products</option>
<option value="5">Grains/Cereals</option>
<option value="6">Meat/Poultry</option>
<option value="7">Produce</option>
<option value="8">Seafood</option>
</select>
<select class="dropdownlist" id="CategoryName" name="CategoryName">
<option value="">--Select One--</option>
<option value="1">Beverages</option>
<option value="2">Condiments</option>
<option value="3">Confections</option>
<option value="4">Dairy Products</option>
<option value="5">Grains/Cereals</option>
<option value="6">Meat/Poultry</option>
<option value="7">Produce</option>
<option value="8">Seafood</option>
</select>

TextBox * — Renders a text box.” style=”margin: 0px; padding: 0px;” >9.Partial 视图模板
类似于webform里的自定义控件。

@Html.RenderPartial("DinnerForm")