private void ExcelOperation()
{////定义一个缺少的object对象           object oMis = System.Reflection.Missing.Value;////定义一个Excel程序对象           Excel.ApplicationClass excelApp = new Microsoft.Office.Interop.Excel.ApplicationClass();////由Execl程序创建一个工作薄对象           Excel.Workbook excelWorkBook = excelApp.Workbooks.Add(Excel.XlWBATemplate.xlWBATWorksheet);////由工作薄对象创建一个工作表           Excel.Worksheet excelWorkSheet = (Excel.Worksheet)excelWorkBook.Worksheets.Add(oMis, oMis, 1, oMis);////设置工作的表的名字           excelWorkSheet.Name = "测试项目";////定义一个Excel区域对象,用于保存选择的区域Excel.Range selectRange;////设置第1行第1列的值((Excel.Range)excelWorkSheet.Cells[1, 1]).set_Item(1, 1, "日期");////设置第1行第2列的值((Excel.Range)excelWorkSheet.Cells[1, 1]).set_Item(1, 2, "时间");////选择第2行第2列至第2行第2列,设置值与格式selectRange = excelWorkSheet.get_Range(excelWorkSheet.Cells[2, 2], excelWorkSheet.Cells[2, 2]);selectRange.set_Item(1, 1, "11:30");selectRange.NumberFormatLocal = @"h:mm;@";////选择第3行第2列至第2行第2列,设置值与格式selectRange = excelWorkSheet.get_Range(excelWorkSheet.Cells[3, 2], excelWorkSheet.Cells[3, 2]);selectRange.set_Item(1, 1, "12:30");selectRange.NumberFormatLocal = @"h:mm;@";////选择第4行第2列至第2行第2列,设置值与格式selectRange = excelWorkSheet.get_Range(excelWorkSheet.Cells[4, 2], excelWorkSheet.Cells[4, 2]);selectRange.set_Item(1, 1, "13:30");selectRange.NumberFormatLocal = @"h:mm;@";////选择第5行第2列至第2行第2列,设置值与格式selectRange = excelWorkSheet.get_Range(excelWorkSheet.Cells[5, 2], excelWorkSheet.Cells[5, 2]);selectRange.set_Item(1, 1, "14:30");selectRange.NumberFormatLocal = @"h:mm;@";////选择第6行第2列至第2行第2列,设置值与格式selectRange = excelWorkSheet.get_Range(excelWorkSheet.Cells[6, 2], excelWorkSheet.Cells[6, 2]);selectRange.set_Item(1, 1, "15:30");selectRange.NumberFormatLocal = @"h:mm;@";////选择第2行第1列至第2行第1列,selectRange = excelWorkSheet.get_Range(excelWorkSheet.Cells[2, 1], excelWorkSheet.Cells[2, 1]);////选择是必须的,因设置了选择区域后并未选中此区域selectRange.Select();////冻结窗体excelApp.ActiveWindow.FreezePanes = true;////选择第2行第1列至第6行第1列,selectRange = excelWorkSheet.get_Range(excelWorkSheet.Cells[2, 1], excelWorkSheet.Cells[6, 1]);           ////合并单元格selectRange.Merge(oMis);selectRange.EntireColumn.AutoFit(); //全部列自适应宽度selectRange.EntireRow.AutoFit();    //全部行自适应高度selectRange.HorizontalAlignment = Excel.XlHAlign.xlHAlignCenter;//水平居中selectRange.VerticalAlignment = Excel.XlVAlign.xlVAlignCenter; //垂直居中////设置单元格的格式selectRange.NumberFormatLocal = @"yyyy-m-d;@";/*NumberFormatLocal = "￥#,##0.00_);[红色](￥#,##0.00)"   //货币      NumberFormatLocal = "0.00%"                             //百分比NumberFormatLocal = "# ??/??"                           //分数* */////设置单元格的值selectRange.set_Item(1, 1, "2007-02-27");//selectRange.ColumnWidth = 50;   //固定宽度selectRange.Columns.AutoFit();    //自适应宽度selectRange.Borders.LineStyle = BorderStyle.FixedSingle;      //设置边框样式selectRange.Borders.Weight = Excel.XlBorderWeight.xlThin;     //边框粗细selectRange.Borders.ColorIndex = Excel.XlColorIndex.xlColorIndexAutomatic;    //颜色           excelWorkBook.Saved = true;     //将工作薄的保存标志置为True//捕捉异常,以防止文件为只读或已打开,保存时会出错try{excelWorkBook.SaveCopyAs(@"d:/aa.xls");}catch(Exception exp){MessageBox.Show(exp.Message);}//Excel程序退出,注意:要在外面释放内存资源excelApp.Quit();
}