DynamicQueryStringParameter.Evaluate(HttpContext, Control) Method

Reference

Definition

Namespace:: System.Web.DynamicData

Assembly:: System.Web.DynamicData.dll

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Throws an InvalidOperationException exception in all cases.

protected:
 override System::Object ^ Evaluate(System::Web::HttpContext ^ context, System::Web::UI::Control ^ control);

protected override object Evaluate (System.Web.HttpContext context, System.Web.UI.Control control);

override this.Evaluate : System.Web.HttpContext * System.Web.UI.Control -> obj

Protected Overrides Function Evaluate (context As HttpContext, control As Control) As Object

Parameters

context: HttpContext

Information about the HTTP request.

control: Control

The control the parameter is bound to.

Returns

Object

Throws an InvalidOperationException exception in all cases.

Remarks

If the Evaluate method is invoked by ASP.NET, it throws an T:System.InvalidOperationException exception in all cases. This happens because one of the following conditions are met:

The page does not contain a DynamicDataManager control.
The data-bound control is not registered for use by the DynamicDataManager control.

Applies to

Dela via