## CustomXmlPropertyCol::Contains method Determines whether the collection contains a property with the given name. ```cpp bool Aspose::Words::Markup::CustomXmlPropertyCol::Contains(const System::S......doc->GetChildNodes(NodeType::SmartTag, true)->LINQ_OfType<System::SharedPtr<As...ords::Markup::SmartTag>>()->LINQ_ToArray(); ASSERT_EQ(8, sma...