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SelectExtensions.DropDownList Method (HtmlHelper, String, IEnumerable<SelectListItem>, String)

Returns a select element that lets users select one item, by using the specified HTML helper, the name of the form field, the specified list items, and an option label.

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

public static string DropDownList(
	this HtmlHelper htmlHelper,
	string name,
	IEnumerable<SelectListItem> selectList,
	string optionLabel
)

Parameters

htmlHelper
Type: System.Web.Mvc.HtmlHelper
The HTML helper instance that this method extends.
name
Type: System.String
The name of the form field.
selectList
Type: System.Collections.Generic.IEnumerable<SelectListItem>
A collection of SelectListItem instances 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.String
The select element.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type HtmlHelper. 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).

The DropDownList method renders an element that enables the user to select an item from a drop-down list. Each item in the list is a SelectListItem instance.

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