AjaxExtensions::BeginForm Method (AjaxHelper, String, String, RouteValueDictionary, AjaxOptions, IDictionary<String, Object>)
Writes an opening <form> tag to the response.
Namespace: System.Web.Mvc.Ajax
Assembly: System.Web.Mvc (in System.Web.Mvc.dll)
[ExtensionAttribute] public: static MvcForm^ BeginForm( AjaxHelper^ ajaxHelper, String^ actionName, String^ controllerName, RouteValueDictionary^ routeValues, AjaxOptions^ ajaxOptions, IDictionary<String^, Object^>^ htmlAttributes )
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.
- htmlAttributes
- Type: System.Collections.Generic::IDictionary<String, Object>
An object that contains the HTML attributes to set for the element.
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) or https://msdn.microsoft.com/en-us/library/bb383977(v=vs.108).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.
The htmlAttributes parameter consists of an object that contains name/value pairs. The attributes that are specified in the name/value pairs depend on the HTML element that is being rendered. For example, for a form element, you might provide the following anonymous object: