_countof() 宏引申出来的语法知识

ref://https://blog.csdn.net/nanhaizhixin/article/details/7325529   stdlib.h里有一个宏_countof，如下： extern "C++" { template <typename _CountofType, size_t _SizeOfArray> char (*__countof_helper(UNALIGNED _Cou

>>阅读原文<<