Call CMD does not show black box method

Refer to the article on the Internet, mark it, you can use

BOOL system_hide (char* CommandLine)
{
Security_attributes sa;
HANDLE Hread,hwrite;

sa.nlength = sizeof (security_attributes);
Sa.lpsecuritydescriptor = NULL;
Sa.binherithandle = TRUE;
if (! CreatePipe (&hread,&hwrite,&sa,0))
{
return FALSE;
}

Startupinfo si;
Process_information Pi;
SI.CB = sizeof (STARTUPINFO);
Getstartupinfo (&SI);
Si.hstderror = Hwrite;
Si.hstdoutput = Hwrite;
Si.wshowwindow = Sw_hide;
Si.dwflags = Startf_useshowwindow | Startf_usestdhandles;


if (! CreateProcess (NULL, CommandLine, Null,null,true,null,null,null,&si,&pi))
{
return FALSE;
}
CloseHandle (Hwrite);
return 0;
}

Call CMD does not show black box method