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

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,
	Object 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.Object

An object that contains the parameters for a route. The parameters are retrieved through reflection by examining the properties of the object. This object is typically created by using object initializer syntax.

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 https://msdn.microsoft.com/en-us/library/bb384936(v=vs.108).aspx or https://msdn.microsoft.com/en-us/library/bb383977(v=vs.108).aspx.

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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