VS2012 MFC应用程序 ODBC SQL2005 数据库连接

MFC ODBC 数据源配置向导 生成CRecordset派生类

界面运行效果图

数据格式转换

//CString --> Float

CString m_temp;

float temp = (float)_tstof(m_temp.GetBuffer(0));
           

//CTime --> CString

CString s = tLive.m_time.Format( "%Y/%m/%d%H:%M:%S" );
           

//CTime --> CString

CString temp;

temp.Format(_T("%.2f"),tLive.m_temp);
           

//long --> CString

CString temp;

m_eResult = temp;

temp.Format(_T("%ld"),tLive.m_id);