private _Workbook _workBook = null;
private Worksheet _workSheet = null;
private Excel.Application _excelApplicatin = null; _excelApplicatin = new Excel.Application();
_excelApplicatin.Visible = true;
_excelApplicatin.DisplayAlerts = true; _workBook = _excelApplicatin.Workbooks.Add(XlSheetType.xlWorksheet);
_workSheet = (Worksheet)_workBook.ActiveSheet;
_workSheet.Name = "workSheetName"; //打开已存在的Excel
string strExcelPathName = AppDomain.CurrentDomain.BaseDirectory + "excelSheetName.xls";
Excel.Workbook workBook = application.Workbooks.Open(strExcelPathName, Type.Missing, Type.Missing,
Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing,
Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing);
//读取已打开的Excel
Excel.Worksheet workSheet1 = (Excel.Worksheet)workBook.Sheets["SheetName1"];
Excel.Worksheet workSheet2 = (Excel.Worksheet)workBook.Sheets["SheetName2"]; //添加一个workSheet
Worksheet workSheet = (Worksheet)workBook.Worksheets.Add(System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing); //RowHeight "1:1"表示第一行, "1:2"表示,第一行和第二行
((Excel.Range)_workSheet.Rows["1:1", System.Type.Missing]).RowHeight = ; //ColumnWidth "A:B"表示第一列和第二列, "A:A"表示第一列
((Excel.Range)_workSheet.Columns["A:B", System.Type.Missing]).ColumnWidth = ; // EXCEL操作(需要冻结的字段 按住ALT+W 再按F)
Excel.Range excelRange = _workSheet .get_Range(_workSheet .Cells[, ], _workSheet .Cells[, ]);
excelRange.Select();
excelApplication.ActiveWindow.FreezePanes = true; //Borders.LineStyle 单元格边框线
Excel.Range excelRange = _workSheet.get_Range(_workSheet.Cells[, ], _workSheet.Cells[, ]);
//单元格边框线类型(线型,虚线型)
excelRange.Borders.LineStyle = ;
excelRange.Borders.get_Item(XlBordersIndex.xlEdgeTop).LineStyle = Excel.XlLineStyle.xlContinuous;
//指定单元格下边框线粗细,和色彩
excelRange.Borders.get_Item(XlBordersIndex.xlEdgeBottom).Weight = Excel.XlBorderWeight.xlMedium; excelRange.Borders.get_Item(XlBordersIndex.xlEdgeBottom).ColorIndex =; //设置字体大小
excelRange.Font.Size = ;
//设置字体是否有下划线
excelRange.Font.Underline = true; //设置字体在单元格内的对其方式
excelRange.HorizontalAlignment = XlHAlign.xlHAlignCenter;
//设置单元格的宽度
excelRange.ColumnWidth = ;
//设置单元格的背景色
excelRange.Cells.Interior.Color = System.Drawing.Color.FromArgb(, , ).ToArgb();
// 给单元格加边框
excelRange.BorderAround(XlLineStyle.xlContinuous, XlBorderWeight.xlThick,
XlColorIndex.xlColorIndexAutomatic, System.Drawing.Color.Black.ToArgb());
//自动调整列宽
excelRange.EntireColumn.AutoFit();
// 文本水平居中方式
excelRange.HorizontalAlignment = Excel.XlHAlign.xlHAlignCenter;
//文本自动换行
excelRange.WrapText = true;
//填充颜色为淡紫色
excelRange.Interior.ColorIndex = ; //合并单元格
excelRange.Merge(excelRange.MergeCells);
_workSheet.get_Range("A15", "B15").Merge(_workSheet.get_Range("A15", "B15").MergeCells);
附颜色枚举表：
/// <summary>
/// 常用颜色定义,对就Excel中颜色名
/// </summary>
public enum ColorIndex
{
无色 = -, 自动 = -, 黑色 = , 褐色 = , 橄榄 = , 深绿 = , 深青 = ,
深蓝 = , 靛蓝 = , 灰色80 = , 深红 = , 橙色 = , 深黄 = , 绿色 = ,
青色 = , 蓝色 = , 蓝灰 = , 灰色50 = , 红色 = , 浅橙色 = , 酸橙色 = ,
海绿 = , 水绿色 = , 浅蓝 = , 紫罗兰 = , 灰色40 = , 粉红 = ,
金色 = , 黄色 = , 鲜绿 = , 青绿 = , 天蓝 = , 梅红 = , 灰色25 = ,
玫瑰红 = , 茶色 = , 浅黄 = , 浅绿 = , 浅青绿 = , 淡蓝 = , 淡紫 = ,
白色 =
}
说明：
range.NumberFormatLocal = "@"; //设置单元格格式为文本
range = (Range)worksheet.get_Range("A1", "E1"); //获取Excel多个单元格区域：本例做为Excel表头
range.Merge(); //单元格合并动作
worksheet.Cells[, ] = "Excel单元格赋值"; //Excel单元格赋值
range.Font.Size = ; //设置字体大小
range.Font.Underline=true; //设置字体是否有下划线
range.Font.Name="黑体"; 设置字体的种类
range.HorizontalAlignment=XlHAlign.xlHAlignCenter; //设置字体在单元格内的对其方式
range.ColumnWidth=; //设置单元格的宽度
range.Cells.Interior.Color=System.Drawing.Color.FromArgb(,,).ToArgb(); //设置单元格的背景色
range.Borders.LineStyle=; //设置单元格边框的粗细
range.BorderAround(XlLineStyle.xlContinuous,XlBorderWeight.xlThick,XlColorIndex.xlColorIndexAutomatic,System.Drawing.Color.Black.ToArgb()); //给单元格加边框
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
range.EntireColumn.AutoFit(); //自动调整列宽
Range.HorizontalAlignment= xlCenter; // 文本水平居中方式
Range.VerticalAlignment= xlCenter //文本垂直居中方式
Range.WrapText=true; //文本自动换行
Range.Interior.ColorIndex=; //填充颜色为淡紫色
Range.Font.Color=clBlue; //字体颜色
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