.NET导出EXCEL

public static void ExportTasks(System.Data.DataTable dtTemp,string ServerPath,string TextName,int fc,string sName)

{

// 定义要使用的Excel 组件接口

// 定义Application 对象,此对象表示整个Excel 程序

Application excelApp = null;

// 定义Workbook对象,此对象代表工作薄

Workbook workBook;

// 定义Worksheet 对象,此对象表示Execel 中的一张工作表

Worksheet ws = null;

//定义Range对象,此对象代表单元格区域

Range range;

int dcell = 1;

int rowindex = 0; int colindex = 0;

int rowcount = dtTemp.Rows.Count;

int colcount = dtTemp.Columns.Count;

try

{

//初始化 Application 对象 excelApp

excelApp = new Application();

//在工作薄的第一个工作表上创建任务列表

workBook = excelApp.Workbooks.Add(XlWBATemplate.xlWBATWorksheet);

ws = (Worksheet)workBook.Worksheets[1];

// 命名工作表的名称为

ws.Name = !string.IsNullOrEmpty(sName) ? sName : "Sheet1" ;

//创建缓存

Object[,] objdata = new object[rowcount + 1, colcount];

//创建标题

foreach (System.Data.DataColumn dc in dtTemp.Columns)

{

objdata[rowindex, colindex++] = dc.ColumnName;

}

//获取数据

for (int i = 0; i < rowcount; i++)

{

dcell = 0;

for (int j = 0; j < colcount; j++)

{

objdata[i + 1, dcell++] = dtTemp.Rows[i][dtTemp.Columns[j].ColumnName].ToString();

}

}

//写入Excel

range = ws.get_Range(excelApp.Cells[1, 1], excelApp.Cells[rowcount + 1, colcount]);

//range.NumberFormatLocal = "@";//所有字段格式化为文本格式

ws.get_Range(excelApp.Cells[2, fc], excelApp.Cells[rowcount + 1, fc]).NumberFormatLocal = "@";

range.Value2 = objdata;

System.Windows.Forms.Application.DoEvents();

//设置格式

range = ws.get_Range(excelApp.Cells[1, 1], excelApp.Cells[1, colcount]);

range.Font.Bold = true;//标题粗体

excelApp.Cells.HorizontalAlignment = Constants.xlCenter; //全局左对齐

excelApp.Cells.EntireColumn.AutoFit();

range = ws.get_Range(excelApp.Cells[1, 1], excelApp.Cells[rowcount + 1, colcount]);

range.Borders.LineStyle = 1;

//range.Font.Bold = true; //标题粗体

//显示 Excel

//excelApp.Visible = true;

workBook.SaveCopyAs(ServerPath.Replace("//", "\\") + TextName + ".xls");

workBook.Close(false, null, null);

excelApp.Quit();

ws = null;

}

catch (Exception ex)

{

WriteLog.SetErrorMsg("ExportTasks", "", ex.Message); //处理错误

excelApp.Quit();

throw ex;

}

}

/// <summary>

/// 导出Excel

/// </summary>

/// <param name="dtTemp"></param>

public static void ExportCMB(System.Data.DataTable dtTemp, string ServerPath, string TextName)

{

// 定义要使用的Excel 组件接口

// 定义Application 对象,此对象表示整个Excel 程序

Application excelApp = null;

// 定义Workbook对象,此对象代表工作薄

Workbook workBook;

// 定义Worksheet 对象,此对象表示Execel 中的一张工作表

Worksheet ws = null;

//定义Range对象,此对象代表单元格区域

Range range;

int dcell = 1;

int colindex = 0;

int rowcount = dtTemp.Rows.Count;

int colcount = 14;

try

{

//初始化 Application 对象 excelApp

excelApp = new Application();

//在工作薄的第一个工作表上创建任务列表

workBook = excelApp.Workbooks.Add(XlWBATemplate.xlWBATWorksheet);

ws = (Worksheet)workBook.Worksheets[1];

// 命名工作表的名称为

ws.Name = "Sheet1";

//创建缓存

Object[,] objdata = new object[rowcount + 3, colcount];

objdata[0, 0] = "代发工资表";

objdata[1, 0] = "TF:QY1CWS1";

//创建标题

foreach (System.Data.DataColumn dc in dtTemp.Columns)

{

objdata[2, colindex++] = dc.ColumnName;

}

//获取数据

for (int i = 0; i < rowcount; i++)

{

dcell = 0;

for (int j = 0; j < colcount; j++)

{

objdata[i + 3, dcell++] = dtTemp.Rows[i][dtTemp.Columns[j].ColumnName].ToString();

}

}

//写入Excel

range = ws.get_Range(excelApp.Cells[1, 1], excelApp.Cells[rowcount + 3, colcount]);

ws.get_Range(excelApp.Cells[4, 12], excelApp.Cells[rowcount + 3, 12]).NumberFormatLocal = "@";

//range.NumberFormatLocal = "@";

range.Value2 = objdata;

range.Font.Size = 10;

System.Windows.Forms.Application.DoEvents();

//设置格式

excelApp.Cells.HorizontalAlignment = Constants.xlLeft; //全局左对齐

excelApp.Cells.EntireColumn.AutoFit();

range = ws.get_Range(excelApp.Cells[3, 1], excelApp.Cells[rowcount + 3, colcount]);

//range.BorderAround(XlLineStyle.xlContinuous, XlBorderWeight.xlThick, XlColorIndex.xlColorIndexAutomatic, System.Drawing.Color.Black.ToArgb());

range.Borders.LineStyle = 1;

//显示 Excel

//excelApp.Visible = true;

workBook.SaveCopyAs(ServerPath.Replace("//", "\\") + TextName + ".xls");

workBook.Close(false, null, null);

excelApp.Quit();

ws = null;

}

catch (Exception ex)

{

WriteLog.SetErrorMsg("ExportICBC", "", ex.Message); //处理错误

excelApp.Quit();

throw ex;

}

}

}