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//写注册表，设置程序自启动 void setAutoStart() { HKEY hKey; //找到系统的启动项 LPCTSTR lpRun = (wchar_t*)QString("Software\\Microsoft\\Windows\\CurrentVersion\\Run").utf16(); //打开启动项Key long lRet = Reg

1.int类型转wstring类型 i++; std::wstringstream ss; ss <<”_”<