SelectExtensions.DropDownListFor Method

 

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

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

Overload List

	Name	Description
	DropDownListFor<TModel, TProperty>(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.
	DropDownListFor<TModel, TProperty>(HtmlHelper<TModel>, Expression<Func<TModel, TProperty>>, IEnumerable<SelectListItem>, IDictionary<String, Object>)	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.
	DropDownListFor<TModel, TProperty>(HtmlHelper<TModel>, Expression<Func<TModel, TProperty>>, IEnumerable<SelectListItem>, Object)	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.
	DropDownListFor<TModel, TProperty>(HtmlHelper<TModel>, Expression<Func<TModel, TProperty>>, IEnumerable<SelectListItem>, String)	Returns an HTML select element for each property in the object that is represented by the specified expression using the specified list items and option label.
	DropDownListFor<TModel, TProperty>(HtmlHelper<TModel>, Expression<Func<TModel, TProperty>>, IEnumerable<SelectListItem>, String, IDictionary<String, Object>)	Returns an HTML select element for each property in the object that is represented by the specified expression using the specified list items, option label, and HTML attributes.
	DropDownListFor<TModel, TProperty>(HtmlHelper<TModel>, Expression<Func<TModel, TProperty>>, IEnumerable<SelectListItem>, String, Object)	Returns an HTML select element for each property in the object that is represented by the specified expression using the specified list items, option label, and HTML attributes.

See Also

SelectExtensions Class
System.Web.Mvc.Html Namespace

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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.

Syntax

public static MvcHtmlString DropDownListFor<TModel, TProperty>(
    this HtmlHelper<TModel> htmlHelper,
    Expression<Func<TModel, TProperty>> expression,
    IEnumerable<SelectListItem> selectList
)

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

static member DropDownListFor<'TModel, 'TProperty> : 
        htmlHelper:HtmlHelper<'TModel> *
        expression:Expression<Func<'TModel, 'TProperty>> *
        selectList:IEnumerable<SelectListItem> -> MvcHtmlString

<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

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 display.

• selectList
  Type: System.Collections.Generic.IEnumerable<SelectListItem>

  A collection of SelectListItem objects that are used to populate the drop-down list.

Return Value

Type: System.Web.Mvc.MvcHtmlString

An HTML select element for each property in the object that is represented by the expression.

Type Parameters

• TModel
  The type of the model.

• TProperty
  The type of the value.

Exceptions

Exception	Condition
ArgumentNullException	The expression parameter is null.

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

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.

Syntax

public static MvcHtmlString DropDownListFor<TModel, TProperty>(
    this HtmlHelper<TModel> htmlHelper,
    Expression<Func<TModel, TProperty>> expression,
    IEnumerable<SelectListItem> selectList,
    IDictionary<string, object> htmlAttributes
)

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

static member DropDownListFor<'TModel, 'TProperty> : 
        htmlHelper:HtmlHelper<'TModel> *
        expression:Expression<Func<'TModel, 'TProperty>> *
        selectList:IEnumerable<SelectListItem> *
        htmlAttributes:IDictionary<string, Object> -> MvcHtmlString

<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),
    htmlAttributes As IDictionary(Of String, Object)
) As MvcHtmlString

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 display.

• 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>

  An object 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.

Type Parameters

• TModel
  The type of the model.

• TProperty
  The type of the value.

Exceptions

Exception	Condition
ArgumentNullException	The expression parameter is null.

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

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.

Syntax

public static MvcHtmlString DropDownListFor<TModel, TProperty>(
    this HtmlHelper<TModel> htmlHelper,
    Expression<Func<TModel, TProperty>> expression,
    IEnumerable<SelectListItem> selectList,
    object htmlAttributes
)

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

static member DropDownListFor<'TModel, 'TProperty> : 
        htmlHelper:HtmlHelper<'TModel> *
        expression:Expression<Func<'TModel, 'TProperty>> *
        selectList:IEnumerable<SelectListItem> *
        htmlAttributes:Object -> MvcHtmlString

<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),
    htmlAttributes As Object
) As MvcHtmlString

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 display.

• selectList
  Type: System.Collections.Generic.IEnumerable<SelectListItem>

  A collection of SelectListItem objects that are used to populate the drop-down list.

• htmlAttributes
  Type: System.Object

  An object 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.

Type Parameters

• TModel
  The type of the model.

• TProperty
  The type of the value.

Exceptions

Exception	Condition
ArgumentNullException	The expression parameter is null.

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

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

Syntax

public static MvcHtmlString DropDownListFor<TModel, TProperty>(
    this HtmlHelper<TModel> htmlHelper,
    Expression<Func<TModel, TProperty>> expression,
    IEnumerable<SelectListItem> selectList,
    string optionLabel
)

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

static member DropDownListFor<'TModel, 'TProperty> : 
        htmlHelper:HtmlHelper<'TModel> *
        expression:Expression<Func<'TModel, 'TProperty>> *
        selectList:IEnumerable<SelectListItem> *
        optionLabel:string -> MvcHtmlString

<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),
    optionLabel As String
) As MvcHtmlString

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 display.

• selectList
  Type: System.Collections.Generic.IEnumerable<SelectListItem>

  A collection of SelectListItem objects that are used to populate the drop-down list.

• optionLabel
  Type: System.String

  The text for a default empty item. This parameter can be null.

Return Value

Type: System.Web.Mvc.MvcHtmlString

An HTML select element for each property in the object that is represented by the expression.

Type Parameters

• TModel
  The type of the model.

• TProperty
  The type of the value.

Exceptions

Exception	Condition
ArgumentNullException	The expression parameter is null.

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

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

Syntax

public static MvcHtmlString DropDownListFor<TModel, TProperty>(
    this HtmlHelper<TModel> htmlHelper,
    Expression<Func<TModel, TProperty>> expression,
    IEnumerable<SelectListItem> selectList,
    string optionLabel,
    IDictionary<string, object> htmlAttributes
)

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

static member DropDownListFor<'TModel, 'TProperty> : 
        htmlHelper:HtmlHelper<'TModel> *
        expression:Expression<Func<'TModel, 'TProperty>> *
        selectList:IEnumerable<SelectListItem> *
        optionLabel:string *
        htmlAttributes:IDictionary<string, Object> -> MvcHtmlString

<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),
    optionLabel As String,
    htmlAttributes As IDictionary(Of String, Object)
) As MvcHtmlString

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 display.

• selectList
  Type: System.Collections.Generic.IEnumerable<SelectListItem>

  A collection of SelectListItem objects that are used to populate the drop-down list.

• optionLabel
  Type: System.String

  The text for a default empty item. This parameter can be null.

• htmlAttributes
  Type: System.Collections.Generic.IDictionary<String, Object>

  An object 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.

Type Parameters

• TModel
  The type of the model.

• TProperty
  The type of the value.

Exceptions

Exception	Condition
ArgumentNullException	The expression parameter is null.

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

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

Syntax

public static MvcHtmlString DropDownListFor<TModel, TProperty>(
    this HtmlHelper<TModel> htmlHelper,
    Expression<Func<TModel, TProperty>> expression,
    IEnumerable<SelectListItem> selectList,
    string optionLabel,
    object htmlAttributes
)

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

static member DropDownListFor<'TModel, 'TProperty> : 
        htmlHelper:HtmlHelper<'TModel> *
        expression:Expression<Func<'TModel, 'TProperty>> *
        selectList:IEnumerable<SelectListItem> *
        optionLabel:string *
        htmlAttributes:Object -> MvcHtmlString

<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),
    optionLabel As String,
    htmlAttributes As Object
) As MvcHtmlString

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 display.

• selectList
  Type: System.Collections.Generic.IEnumerable<SelectListItem>

  A collection of SelectListItem objects that are used to populate the drop-down list.

• optionLabel
  Type: System.String

  The text for a default empty item. This parameter can be null.

• htmlAttributes
  Type: System.Object

  An object 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.

Type Parameters

• TModel
  The type of the model.

• TProperty
  The type of the value.

Exceptions

Exception	Condition
ArgumentNullException	The expression parameter is null.

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