ChildActionExtensions.Action Method (HtmlHelper, String, String, RouteValueDictionary)
Visual Studio 2010
Invokes the specified child action method using the specified parameters and controller name and returns the result as an HTML string.
Assembly: System.Web.Mvc (in System.Web.Mvc.dll)
'Declaration <ExtensionAttribute> _ Public Shared Function Action ( _ htmlHelper As HtmlHelper, _ actionName As String, _ controllerName As String, _ routeValues As RouteValueDictionary _ ) As MvcHtmlString
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.
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).| Exception | Condition |
|---|---|
| ArgumentNullException | The htmlHelper parameter is Nothing. |
| ArgumentException | The actionName parameter is Nothing or empty. |
| InvalidOperationException | The required virtual path data cannot be found. |
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