public static MvcForm BeginRouteForm(this AjaxHelper ajaxHelper, string routeName, RouteValueDictionary routeValues, AjaxOptions ajaxOptions) { return BeginRouteForm(ajaxHelper, routeName, routeValues, ajaxOptions, null /* htmlAttributes */); }
System.Web.Mvc中AjaxExtensions.cs
注释是否可替换成Named Arguments
public static MvcForm BeginRouteForm(this AjaxHelper ajaxHelper, string routeName, RouteValueDictionary routeValues, AjaxOptions ajaxOptions) { return BeginRouteForm(ajaxHelper, routeName, routeValues, ajaxOptions, htmlAttributes: null ); }