如何在vc ++中获得OS系统位? [英] How to get OS system bit in vc++?

问题描述

如何在vc ++中获得OS系统位?是32位还是64位?以及一些系统信息.

How to get OS system bit in vc++? whether it is 32-bit or 64- bit?? and some system informations.

推荐答案

请参见本白皮书 [^ ].

查看此讨论，

http://stackoverflow.com/questions/2140619/正确的方法来检查Windows-is-64位或非运行时c

或这个

Check this discussion,

http://stackoverflow.com/questions/2140619/correct-way-to-check-if-windows-is-64-bit-or-not-on-runtime-c

or this,
http://mark.koli.ch/2009/10/reliably-checking-os-bitness-32-or-64-bit-on-windows-with-a-tiny-c-app.html

查看指针有多长时间.
cout << sizeof(void *);
对于32位是4，对于64位是8.

see how long is the pointer.
cout << sizeof(void *);
4 for 32-bit, 8 for 64-bit.

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