api文档方法参数

in型参数，带信息进去用；

out型参数，方法执行结束，带着信息出来

 

如：

CreateProcessW(     _In_opt_ LPCWSTR lpApplicationName,     _Inout_opt_ LPWSTR lpCommandLine,     _In_opt_ LPSECURITY_ATTRIBUTES lpProcessAttributes,     _In_opt_ LPSECURITY_ATTRIBUTES lpThreadAttributes,     _In_ BOOL bInheritHandles,     _In_ DWORD dwCreationFlags,     _In_opt_ LPVOID lpEnvironment,     _In_opt_ LPCWSTR lpCurrentDirectory,     _In_ LPSTARTUPINFOW lpStartupInfo,     _Out_ LPPROCESS_INFORMATION lpProcessInformation     );