SelectExtensions.DropDownListFor<TModel, TProperty> Method (HtmlHelper<TModel>, Expression<Func<TModel, TProperty>>, IEnumerable<SelectListItem>)

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

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

Syntax

'Declaration
<ExtensionAttribute> _
Public Shared Function DropDownListFor(Of TModel, TProperty) ( _
    htmlHelper As HtmlHelper(Of TModel), _
    expression As Expression(Of Func(Of TModel, TProperty)), _
    selectList As IEnumerable(Of SelectListItem) _
) As MvcHtmlString
'Usage
Dim htmlHelper As HtmlHelper(Of TModel)
Dim expression As Expression(Of Func(Of TModel, TProperty))
Dim selectList As IEnumerable(Of SelectListItem)
Dim returnValue As MvcHtmlString

returnValue = htmlHelper.DropDownListFor(expression, _
    selectList)
public static MvcHtmlString DropDownListFor<TModel, TProperty>(
    this HtmlHelper<TModel> htmlHelper,
    Expression<Func<TModel, TProperty>> expression,
    IEnumerable<SelectListItem> selectList
)
[ExtensionAttribute]
public:
generic<typename TModel, typename TProperty>
static MvcHtmlString^ DropDownListFor(
    HtmlHelper<TModel>^ htmlHelper, 
    Expression<Func<TModel, TProperty>^>^ expression, 
    IEnumerable<SelectListItem^>^ selectList
)
JScript does not support generic types or methods.

Type Parameters

  • TModel
    The type of the model.
  • TProperty
    The type of the value.

Parameters

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 b8020aae-374d-46a9-bcb7-8cc2390b93b6 or 175ce3ff-9bbf-4e64-8421-faeb81a0bb51.

Exceptions

Exception Condition
ArgumentNullException

The expression parameter is nulla null reference (Nothing in Visual Basic).

See Also

Reference

SelectExtensions Class

DropDownListFor Overload

System.Web.Mvc.Html Namespace