the optional parameter is VARIANT type.
I have checked MSDN and done as what it said.
*****************************************
VARIANT vOpt;
vOpt.vt=VT_ERROR;
vOpt.scode=(a constant, I cannot remember now);
******************************************
But, there is still a error when I run the...
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.