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AjaxExtensions.BeginForm Method (AjaxHelper, String, String, RouteValueDictionary, AjaxOptions)

.NET Framework 4

Writes an opening <form> tag to the response.

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

public static MvcForm BeginForm(
	this AjaxHelper ajaxHelper,
	string actionName,
	string controllerName,
	RouteValueDictionary routeValues,
	AjaxOptions ajaxOptions
)

Parameters

ajaxHelper
Type: System.Web.Mvc.AjaxHelper
The AJAX helper.
actionName
Type: System.String
The name of the action method that will handle the request.
controllerName
Type: System.String
The name of the controller.
routeValues
Type: System.Web.Routing.RouteValueDictionary
An object that contains the parameters for a route.
ajaxOptions
Type: System.Web.Mvc.Ajax.AjaxOptions
An object that provides options for the asynchronous request.

Return Value

Type: System.Web.Mvc.Html.MvcForm
An opening <form> tag.

Usage Note

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

You can use this method in a using block. In that case, the method renders the closing </form> tag at the end of the using block. The form is submitted asynchronously by using JavaScript.

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