OleDb 读取 excel

//定义变量
         _Application ExcelApp; 
 Workbooks wbsMyBooks; 
 _Workbook wbMyBook; 
 Worksheets wssMysheets;
 _Worksheet wsMysheet; 
 Range rgMyRge;  
//创建Excel 服务器(启动Excel) 
 if (!ExcelApp.CreateDispatch("Excel.Application",NULL)) 
 { 
  AfxMessageBox("创建Excel服务失败!"); 
  exit(1); 
 } 
 ExcelApp.SetVisible(false); 
//计算过程
         。。。。。

//将EXCEL表格保存
 rgMyRge.SetHorizontalAlignment(_variant_t((long)-4108));
 strPath = path;
 strPath += "\\ylhexcel.xls";
 ExcelApp.SetVisible(true); 
//释放对象 
 rgMyRge.ReleaseDispatch(); 
 wsMysheet.ReleaseDispatch(); 
 wssMysheets.ReleaseDispatch(); 
 wbMyBook.ReleaseDispatch(); 
 wbsMyBooks.ReleaseDispatch(); 
 ExcelApp.ReleaseDispatch();