C / C++ / MFC

DWORD Error = GetLastError();

class UA_Listbox {
public:
  INT             iUserID;
  WCHAR           *szFirstName;
  WCHAR           *szLastName;
  WCHAR           *szAccountName;

  UA_Listbox() //Standard constructor, do the initialization of members here, like:
  : iUserID(0)
  , szFirstName(NULL)
  , szLaszName(NULL)
  , szAccountName(NULL)
  {
  }
} UA_LISTBOX;

UA_Listbox **uaListBoxPtrArray;
...
uaListBoxPtrArray = new UA_ListBox*[dwCount];
for (DWORD i = 0; i < dwCount; i++)
{
  uaListBoxPtrArray[i] = new UA_Listbox;
  uaListBoxPtrArray[i]->iUserID = ...//initialize the members as you need to, maybe add a constructor
                                     //for passing the values...
}

std::vector<UA_Listbox *> arListBox;
for (DWORD i = 0; i < dwCount; i++)
{
  arListBox.push_back(new UA_Lostbox(...));
}

Code-o-mat wrote:

turn your UA_Listbox struct into a class and add a constructor: