On 8/23/2014 19:38, Shuai Meng wrote:

+������ ������ GetLocalTime(&lt);
+������ ������ ud.st = lt;
+������ ������ VarDateFromUdateEx(&ud, 0, VAR_DATEVALUEONLY, &date);
+������ ������ return return_date(res, date);

It's better to init 'wDayOfYear' part too, even if it's not used internally +variant will show its garbage value.

Also I'm not sure about ignoring return value of VarDateFromUdateEx().