description Learn more about: WCHAR_MAX title WCHAR_MAX ms.date 11/04/2016 f1_keywords WCHAR/WCHAR_MAX WCHAR_MAX helpviewer_keywords WCHAR_MAX constant ms.assetid 2b5f8bfd-9098-47fc-be8f-598a0c975ed4 WCHAR_MAX Maximum value for type wchar_t. Syntax #include <wchar.h> See also Global constants