## IStructuredDocumentT interface Interface to define a common data for [StructuredDocumentTa](../structureddocumentta/) and [StructuredDocumentTa](../structureddocumentta/). ```cpp class IStructur......umentTa()->LINQ_ToList(); ASSERT_EQ(5, sdts->LINQ_Count()); //...umentTa()->LINQ_ToList(); ASSERT_EQ(0, sdts->LINQ_Count()); ```...