C / C++ / MFC

void InitFormat(LPWAVEFORMATEX pwfx, WORD wChannel, DWORD dwSamplesPerSec, WORD wBitsPerSample)
{
_ASSERTE( NULL != pwfx );
pwfx->cbSize = sizeof(WAVEFORMATEX);
pwfx->wFormatTag = WAVE_FORMAT_PCM;
pwfx->nChannels = wChannel;
pwfx->nSamplesPerSec = dwSamplesPerSec;
pwfx->nAvgBytesPerSec = dwSamplesPerSec * wChannel * (wBitsPerSample>>3);
pwfx->wBitsPerSample = wBitsPerSample;
pwfx->nBlockAlign = wChannel * (wBitsPerSample>>3);
}

VOTD:"5 I know that the Lord is great, that our Lord is greater than all gods.
6 The Lord does whatever pleases him, in the heavens and on the earth, in the seas and all their depths."- Psalm 135:5-6

COleSafeArray saVector;
SAFEARRAYBOUND rgsabound[1];
rgsabound[0].lLbound = 0;
rgsabound[0].cElements = 10;

// creates a 1 dimensional safearray of type VT_BSTR
// with size 10 elements, with the index starting at 0
saVector.Create(VT_BSTR, 1, rgsabounds);
long index;
_bstr_t val = "Your string"; // or inside of the loop
for(index=0; index<10; index++)
{
  saVector.PutElement(index, (const WCHAR*)val);
}

memcpy(szDb, &nDB, sizeof(double));

(double & )szDb = nDb;