Microsoft.Office.Interop.Excel.Application xlApp = new Microsoft.Office.Interop.Excel.Application(); //创建excelSystem.Globalization.CultureInfo CurrentCI = System.Threading.Thread.CurrentThread.CurrentCulture; //线程System.Threading.Thread.CurrentThread.CurrentCulture = new System.Globalization.CultureInfo("en-US"); //语言Microsoft.Office.Interop.Excel.Workbooks workbooks = xlApp.Workbooks;Microsoft.Office.Interop.Excel.Workbook workbook = workbooks.Add(Microsoft.Office.Interop.Excel.XlWBATemplate.xlWBATWorksheet);Microsoft.Office.Interop.Excel.Worksheet worksheet = (Microsoft.Office.Interop.Excel.Worksheet)workbook.Worksheets[1];//单元格属性
            Microsoft.Office.Interop.Excel.Range range1;Microsoft.Office.Interop.Excel.Range range2;worksheet.Name = "测试";worksheet.Cells[3, 3] = "列名1";worksheet.Cells[3, 4] = "列名2";//给要设置的单元格定位属性range1 = (Microsoft.Office.Interop.Excel.Range)worksheet.Cells[3, 3]; //定位单元格range2 = (Microsoft.Office.Interop.Excel.Range)worksheet.Cells[3, 4]; //定位单元格range1.ColumnWidth = 30;    //设置单元格的列的宽度range2.ColumnWidth = 35;range1.Font.Size = 12;     //设置单元格的字体的大小range2.Font.Size = 12;range1.Borders.Weight = XlBorderWeight.xlMedium;// 设置边框粗细range2.Borders.Weight = XlBorderWeight.xlMedium;range1.HorizontalAlignment = XlHAlign.xlHAlignCenter;  //excel单元格的内容居中(可以设置靠左，居中，靠右)range2.HorizontalAlignment = XlHAlign.xlHAlignCenter;range1.Font.Bold = true; //excel设置字体加粗格式range2.Font.Bold = true;//excel合并单元格
            Microsoft.Office.Interop.Excel.Range range;range = worksheet.get_Range(worksheet.Cells[4, 3], worksheet.Cells[9, 3]); range.MergeCells = true;//worksheet.ClearArrows();xlApp.Visible = true; //导出exel(主要靠这句)，将要导出的excel显示出来xlApp.ActiveWindow.DisplayGridlines = false; //消除excel的边框线