title Implements::IidCount Constant | Microsoft Docs ms.custom ms.date 11/04/2016 ms.reviewer ms.suite ms.technology cpp-windows ms.tgt_pltfrm ms.topic reference f1_keywords implements/Microsoft::WRL::Implements::IidCount dev_langs C++ ms.assetid 757cc7ef-a3b5-4278-8b53-6e64f2afbf6a caps.latest.revision 3 author mikeblome ms.author mblome manager ghogen translation.priority.ht de-de es-es fr-fr it-it ja-jp ko-kr ru-ru zh-cn zh-tw translation.priority.mt cs-cz pl-pl pt-br tr-tr Implements::IidCount Constant Holds the number of implemented interface IDs. Syntax static const unsigned long IidCount; Requirements Header: implements.h Namespace: Microsoft::WRL See Also Implements Structure