script调用ocx问题
ocx接口代码
long CForNMCtrl::GetSystemInfo(VARIANT FAR* IP)
{
// TODO: Add your dispatch handler code here
VariantInit(IP);
V_VT(IP)=VT_BSTR;;
V_BSTR(IP) = ::SysAllocString(L"BB123456789");//_bstr_t((long)ires);*/
return 0;
}
<script type="text/javascript">
function GetSystemInfo(){
var IP;
var ret = Device.GetSystemInfo(IP); //执行这一句出错
addTextToArea("GetSystemInfo:"+ret+", IP:"+IP+"\n");
}
问题 script调用ocx时接口方法时,能否取得输出性参数的值,请问如何处理