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ChildActionExtensions.Action Method (HtmlHelper, String, String, RouteValueDictionary)

Invokes the specified child action method using the specified parameters and controller name and returns the result as an HTML string.

Namespace:  System.Web.Mvc.Html
Assembly:  System.Web.Mvc (in System.Web.Mvc.dll)
public static MvcHtmlString Action(
	this HtmlHelper htmlHelper,
	string actionName,
	string controllerName,
	RouteValueDictionary routeValues
)

Parameters

htmlHelper
Type: System.Web.Mvc.HtmlHelper

The HTML helper instance that this method extends.

actionName
Type: System.String

The name of the action method to invoke.

controllerName
Type: System.String

The name of the controller that contains the action method.

routeValues
Type: System.Web.Routing.RouteValueDictionary

A dictionary that contains the parameters for a route. You can use routeValues to provide the parameters that are bound to the action method parameters. The routeValues parameter is merged with the original route values and overrides them.

Return Value

Type: System.Web.Mvc.MvcHtmlString
The child action result as an HTML string.

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 http://msdn.microsoft.com/en-us/library/bb384936(v=vs.108) or http://msdn.microsoft.com/en-us/library/bb383977(v=vs.108).
ExceptionCondition
ArgumentNullException

The htmlHelper parameter is null.

ArgumentException

The actionName parameter is null or empty.

InvalidOperationException

The required virtual path data cannot be found.

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