6.30.1 C Example

BOOL fOK;
int  iSession;
wchar_t *pwstrSurname;
long lFlags;
long lDataLen;
 
fOK = LceGetFieldDataLength(iSession, "SURNAMEU", &lDataLen);
lDataLen = ( (lDataLen + 1) * sizeof(wchar_t) );
pwstrSurname = malloc(lDataLen);
fOK = LceGetFieldValueU(iSession, "SURNAME", pwstrSurname, lDataLen, &lFlags);
 
if (lFlags == 1)
{
    realloc(pStrSurname, 21);
    strcpy(pStrSurname, "Surname Not Provided");
}