http://blog.csdn.net/songkexin/article/details/1750396 stdafx.h头文件的作用 Standard Application Fram Extend没有函数库,只是定义了一些环境参数,使得编译出来的程序能在32位的操作系统环境下运行. Windows和MFC的include文件都非常大,即使有一个快速的处理程序,编译程序也要花费相当长的时间来完成工作.由于每个.CPP文件都包含相同的include文件,为每个.CPP文件都重复处理这些文件就
http://stackoverflow.com/questions/17465902/use-of-external-c-headers-in-objective-c 问题: 7down votefavorite 6 In my iOS project I need to use an external library written in C++. The C++ header files are all in one directory. I've added these C++ head