How do I delete a folder?

[hacker]

How do I delete a folder?

[helios]

BOOL WINAPI DeleteFile(
__in LPCTSTR lpFileName
);

[elpis]

BOOL WINAPI RemoveDirectory(
__in LPCTSTR lpPathName
);

[hacker]

Sorry, I'm stupid. Could you please give me an example?Like this.
http://www.cplusplus.com/reference/clibrary/cstdio/remove.html
I am chinese,excuse me for my bad English.