SelectExtensions::DropDownListFor<TModel, TProperty> Method (HtmlHelper<TModel>, Expression<Func<TModel, TProperty>>, IEnumerable<SelectListItem>, IDictionary<String, Object>)

Visual Studio 2010

Returns an HTML select element for each property in the object that is represented by the specified expression using the specified list items and HTML attributes.

Namespace:  System.Web.Mvc.Html
Assembly:  System.Web.Mvc (in System.Web.Mvc.dll)

[ExtensionAttribute]
public:
generic<typename TModel, typename TProperty>
static MvcHtmlString^ DropDownListFor(
	HtmlHelper<TModel>^ htmlHelper, 
	Expression<Func<TModel, TProperty>^>^ expression, 
	IEnumerable<SelectListItem^>^ selectList, 
	IDictionary<String^, Object^>^ htmlAttributes
)

Type Parameters

TModel

The type of the model.

TProperty

The type of the value.

Parameters

htmlHelper
Type: System.Web.Mvc::HtmlHelper<TModel>
The HTML helper instance that this method extends.
expression
Type: System.Linq.Expressions::Expression<Func<TModel, TProperty>>
An expression that identifies the object that contains the properties to render.
selectList
Type: System.Collections.Generic::IEnumerable<SelectListItem>
A collection of SelectListItem objects that are used to populate the drop-down list.
htmlAttributes
Type: System.Collections.Generic::IDictionary<String, Object>
A dictionary that contains the HTML attributes to set for the element.

Return Value

Type: System.Web.Mvc::MvcHtmlString
An HTML select element for each property in the object that is represented by the expression.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type HtmlHelper<TModel>. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).

ExceptionCondition
ArgumentNullException

The expression parameter is nullptr.

The htmlAttributes parameter consists of an object that contains name/value pairs. The attributes that are specified in the name/value pairs depend on the HTML element that is being rendered. For example, for a select element, you might provide the following anonymous object:

No code example is currently available or this language may not be supported.

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