主题:vc数据库连接问题
[color=C0C0C0]CoInitialize(NULL);
m_pConnection.CreateInstance(__uuidof(Connection));[/color]
char *constr="Provider=Microsoft.Jet.OLEDB.4.0;Data Source=";
strcat(constr,databaseName);
try
{
// 打开本地Access库
m_pConnection->Open(constr,"","",adModeUnknown);
}
catch(_com_error e)
{
AfxMessageBox("数据库连接失败,确认数据库是否在当前路径下!");
return FALSE;
}
红色地方老报错: [color=FF0000]invalid operand for __uuidof[/color]
m_pConnection.CreateInstance(__uuidof(Connection));[/color]
char *constr="Provider=Microsoft.Jet.OLEDB.4.0;Data Source=";
strcat(constr,databaseName);
try
{
// 打开本地Access库
m_pConnection->Open(constr,"","",adModeUnknown);
}
catch(_com_error e)
{
AfxMessageBox("数据库连接失败,确认数据库是否在当前路径下!");
return FALSE;
}
红色地方老报错: [color=FF0000]invalid operand for __uuidof[/color]