Page.TryUpdateModel(Of TModel) Method (TModel)
Updates the specified model instance using values from the data-bound control.
Assembly: System.Web (in System.Web.dll)
This method should only be called from a method that is specified by a data-bound control's UpdateMethod or InsertMethod property.
For a tutorial series on using model binding with Web Forms, see Model Binding and Web Forms.
Available since 4.5