C#操作EXCEL常见操作集合（行高,列宽,合并单元格,单元格边框线）
1 private _Workbook _workBook = null; 2 private Worksheet _workSheet = null; 3 private Excel.Application _excelApplicatin = null; 4 5 _excelApplicatin = new Excel.Application(); 6 _excelApplicatin.Visible = true; 7 _excelApplicatin.DisplayAlerts = true; 8 9 _workBook = _excelApplicatin.Workbooks.Add(XlSheetType.xlWorksheet); 10 _workSheet = (Worksheet)_workBook.ActiveSheet; 11 _workSheet.Name = "workSheetName"; 12 13 //打开已存在的Excel 14 string strExcelPathName = AppDomain.CurrentDomain.BaseDirectory + "excelSheetName.xls"; 15 Excel.Workbook workBook = application.Workbooks.Open(strExcelPathName, Type.Missing, Type.Missing, 16 Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, 17 Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing); 18 //读取已打开的Excel 19 Excel.Worksheet workSheet1 = (Excel.Worksheet)workBook.Sheets["SheetName1"]; 20 Excel.Worksheet workSheet2 = (Excel.Worksheet)workBook.Sheets["SheetName2"]; 21 22 //添加一个workSheet 23 Worksheet workSheet = (Worksheet)workBook.Worksheets.Add(System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing); 24 25 //RowHeight "1:1"表示第一行, "1:2"表示,第一行和第二行 26 ((Excel.Range)_workSheet.Rows["1:1", System.Type.Missing]).RowHeight = 100; 27 28 //ColumnWidth "A:B"表示第一列和第二列, "A:A"表示第一列 29 ((Excel.Range)_workSheet.Columns["A:B", System.Type.Missing]).ColumnWidth = 10; 30 31 // EXCEL操作(需要冻结的字段 按住ALT+W 再按F) 32 Excel.Range excelRange = _workSheet .get_Range(_workSheet .Cells[10, 5], _workSheet .Cells[10, 5]); 33 excelRange.Select(); 34 excelApplication.ActiveWindow.FreezePanes = true; 35 36 //Borders.LineStyle 单元格边框线 37 Excel.Range excelRange = _workSheet.get_Range(_workSheet.Cells[2, 2], _workSheet.Cells[4, 6]); 38 //单元格边框线类型(线型,虚线型) 39 excelRange.Borders.LineStyle = 1; 40 excelRange.Borders.get_Item(XlBordersIndex.xlEdgeTop).LineStyle = Excel.XlLineStyle.xlContinuous; 41 //指定单元格下边框线粗细,和色彩 42 excelRange.Borders.get_Item(XlBordersIndex.xlEdgeBottom).Weight = Excel.XlBorderWeight.xlMedium; 43 44 excelRange.Borders.get_Item(XlBordersIndex.xlEdgeBottom).ColorIndex =3; 45 46 //设置字体大小 47 excelRange.Font.Size = 15; 48 //设置字体是否有下划线 49 excelRange.Font.Underline = true; 50 51 //设置字体在单元格内的对其方式 52 excelRange.HorizontalAlignment = XlHAlign.xlHAlignCenter; 53 //设置单元格的宽度 54 excelRange.ColumnWidth = 15; 55 //设置单元格的背景色 56 excelRange.Cells.Interior.Color = System.Drawing.Color.FromArgb(255, 204, 153).ToArgb(); 57 // 给单元格加边框 58 excelRange.BorderAround(XlLineStyle.xlContinuous, XlBorderWeight.xlThick, 59 XlColorIndex.xlColorIndexAutomatic, System.Drawing.Color.Black.ToArgb()); 60 //自动调整列宽 61 excelRange.EntireColumn.AutoFit(); 62 // 文本水平居中方式 63 excelRange.HorizontalAlignment = Excel.XlHAlign.xlHAlignCenter; 64 //文本自动换行 65 excelRange.WrapText = true; 66 //填充颜色为淡紫色 67 excelRange.Interior.ColorIndex = 39; 68 69 //合并单元格 70 excelRange.Merge(excelRange.MergeCells); 71 _workSheet.get_Range("A15", "B15").Merge(_workSheet.get_Range("A15", "B15").MergeCells);
附颜色枚举表：
1 /// <summary> 2 /// 常用颜色定义,对就Excel中颜色名 3 /// </summary> 4 public enum ColorIndex 5 { 6 无色 = -4142, 自动 = -4105, 黑色 = 1, 褐色 = 53, 橄榄 = 52, 深绿 = 51, 深青 = 49, 7 深蓝 = 11, 靛蓝 = 55, 灰色80 = 56, 深红 = 9, 橙色 = 46, 深黄 = 12, 绿色 = 10, 8 青色 = 14, 蓝色 = 5, 蓝灰 = 47, 灰色50 = 16, 红色 = 3, 浅橙色 = 45, 酸橙色 = 43, 9 海绿 = 50, 水绿色 = 42, 浅蓝 = 41, 紫罗兰 = 13, 灰色40 = 48, 粉红 = 7, 10 金色 = 44, 黄色 = 6, 鲜绿 = 4, 青绿 = 8, 天蓝 = 33, 梅红 = 54, 灰色25 = 15, 11 玫瑰红 = 38, 茶色 = 40, 浅黄 = 36, 浅绿 = 35, 浅青绿 = 34, 淡蓝 = 37, 淡紫 = 39, 12 白色 = 2 13 }
说明：
1 range.NumberFormatLocal = "@"; //设置单元格格式为文本 2 range = (Range)worksheet.get_Range("A1", "E1"); //获取Excel多个单元格区域：本例做为Excel表头 3 range.Merge(0); //单元格合并动作 4 worksheet.Cells[1, 1] = "Excel单元格赋值"; //Excel单元格赋值 5 range.Font.Size = 15; //设置字体大小 6 range.Font.Underline=true; //设置字体是否有下划线 7 range.Font.Name="黑体"; 设置字体的种类 8 range.HorizontalAlignment=XlHAlign.xlHAlignCenter; //设置字体在单元格内的对其方式 9 range.ColumnWidth=15; //设置单元格的宽度 10 range.Cells.Interior.Color=System.Drawing.Color.FromArgb(255,204,153).ToArgb(); //设置单元格的背景色 11 range.Borders.LineStyle=1; //设置单元格边框的粗细 12 range.BorderAround(XlLineStyle.xlContinuous,XlBorderWeight.xlThick,XlColorIndex.xlColorIndexAutomatic,System.Drawing.Color.Black.ToArgb()); //给单元格加边框 13 range.Borders.get_Item(Microsoft.Office.Interop.Excel.XlBordersIndex.xlEdgeTop).LineStyle = Microsoft.Office.Interop.Excel.XlLineStyle.xlLineStyleNone; //设置单元格上边框为无边框 14 range.EntireColumn.AutoFit(); //自动调整列宽 15 Range.HorizontalAlignment= xlCenter; // 文本水平居中方式 16 Range.VerticalAlignment= xlCenter //文本垂直居中方式 17 Range.WrapText=true; //文本自动换行 18 Range.Interior.ColorIndex=39; //填充颜色为淡紫色 19 Range.Font.Color=clBlue; //字体颜色 20 xlsApp.DisplayAlerts=false; //保存Excel的时候，不弹出是否保存的窗口直接进行保存
