SelectExtensions.DropDownListFor Method
Returns an HTML select element for each property in the object that is represented by the specified expression.
Assembly: System.Web.Mvc (in System.Web.Mvc.dll)
| Name | Description | |
|---|---|---|
![]() ![]() | DropDownListFor(Of TModel, TProperty)(HtmlHelper(Of TModel), Expression(Of Func(Of TModel, TProperty)), IEnumerable(Of 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(Of TModel, TProperty)(HtmlHelper(Of TModel), Expression(Of Func(Of TModel, TProperty)), IEnumerable(Of SelectListItem), IDictionary(Of 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(Of TModel, TProperty)(HtmlHelper(Of TModel), Expression(Of Func(Of TModel, TProperty)), IEnumerable(Of 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(Of TModel, TProperty)(HtmlHelper(Of TModel), Expression(Of Func(Of TModel, TProperty)), IEnumerable(Of 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(Of TModel, TProperty)(HtmlHelper(Of TModel), Expression(Of Func(Of TModel, TProperty)), IEnumerable(Of SelectListItem), String, IDictionary(Of 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(Of TModel, TProperty)(HtmlHelper(Of TModel), Expression(Of Func(Of TModel, TProperty)), IEnumerable(Of 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. |
SelectExtensions.DropDownListFor(Of TModel, TProperty) Method (HtmlHelper(Of TModel), Expression(Of Func(Of TModel, TProperty)), IEnumerable(Of SelectListItem))
Returns an HTML select element for each property in the object that is represented by the specified expression using the specified list items.
<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(Of TModel)
The HTML helper instance that this method extends.
- expression
-
Type:
System.Linq.Expressions.Expression(Of Func(Of TModel, TProperty))
An expression that identifies the object that contains the properties to display.
- selectList
-
Type:
System.Collections.Generic.IEnumerable(Of SelectListItem)
A collection of SelectListItem objects that are used to populate the drop-down list.
Return Value
Type: System.Web.Mvc.MvcHtmlStringAn 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.
| Exception | Condition |
|---|---|
| ArgumentNullException | The expression parameter is null. |
SelectExtensions.DropDownListFor(Of TModel, TProperty) Method (HtmlHelper(Of TModel), Expression(Of Func(Of TModel, TProperty)), IEnumerable(Of SelectListItem), IDictionary(Of 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.
<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(Of TModel)
The HTML helper instance that this method extends.
- expression
-
Type:
System.Linq.Expressions.Expression(Of Func(Of TModel, TProperty))
An expression that identifies the object that contains the properties to display.
- selectList
-
Type:
System.Collections.Generic.IEnumerable(Of SelectListItem)
A collection of SelectListItem objects that are used to populate the drop-down list.
- htmlAttributes
-
Type:
System.Collections.Generic.IDictionary(Of String, Object)
An object that contains the HTML attributes to set for the element.
Return Value
Type: System.Web.Mvc.MvcHtmlStringAn 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.
| Exception | Condition |
|---|---|
| ArgumentNullException | The expression parameter is null. |
SelectExtensions.DropDownListFor(Of TModel, TProperty) Method (HtmlHelper(Of TModel), Expression(Of Func(Of TModel, TProperty)), IEnumerable(Of 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.
<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(Of TModel)
The HTML helper instance that this method extends.
- expression
-
Type:
System.Linq.Expressions.Expression(Of Func(Of TModel, TProperty))
An expression that identifies the object that contains the properties to display.
- selectList
-
Type:
System.Collections.Generic.IEnumerable(Of 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.MvcHtmlStringAn 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.
| Exception | Condition |
|---|---|
| ArgumentNullException | The expression parameter is null. |
SelectExtensions.DropDownListFor(Of TModel, TProperty) Method (HtmlHelper(Of TModel), Expression(Of Func(Of TModel, TProperty)), IEnumerable(Of 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.
<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(Of TModel)
The HTML helper instance that this method extends.
- expression
-
Type:
System.Linq.Expressions.Expression(Of Func(Of TModel, TProperty))
An expression that identifies the object that contains the properties to display.
- selectList
-
Type:
System.Collections.Generic.IEnumerable(Of 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.MvcHtmlStringAn 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.
| Exception | Condition |
|---|---|
| ArgumentNullException | The expression parameter is null. |
SelectExtensions.DropDownListFor(Of TModel, TProperty) Method (HtmlHelper(Of TModel), Expression(Of Func(Of TModel, TProperty)), IEnumerable(Of SelectListItem), String, IDictionary(Of 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.
<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(Of TModel)
The HTML helper instance that this method extends.
- expression
-
Type:
System.Linq.Expressions.Expression(Of Func(Of TModel, TProperty))
An expression that identifies the object that contains the properties to display.
- selectList
-
Type:
System.Collections.Generic.IEnumerable(Of 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(Of String, Object)
An object that contains the HTML attributes to set for the element.
Return Value
Type: System.Web.Mvc.MvcHtmlStringAn 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.
| Exception | Condition |
|---|---|
| ArgumentNullException | The expression parameter is null. |
SelectExtensions.DropDownListFor(Of TModel, TProperty) Method (HtmlHelper(Of TModel), Expression(Of Func(Of TModel, TProperty)), IEnumerable(Of 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.
<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(Of TModel)
The HTML helper instance that this method extends.
- expression
-
Type:
System.Linq.Expressions.Expression(Of Func(Of TModel, TProperty))
An expression that identifies the object that contains the properties to display.
- selectList
-
Type:
System.Collections.Generic.IEnumerable(Of 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.MvcHtmlStringAn 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.
| Exception | Condition |
|---|---|
| ArgumentNullException | The expression parameter is null. |

