在C#中导出到Excel

using Excel = Microsoft.Office.Interop.Excel;

// 创建Excel应用程序对象
Excel.Application excelApp = new Excel.Application();

// 创建工作簿
Excel.Workbook workbook = excelApp.Workbooks.Add();

// 创建工作表
Excel.Worksheet worksheet = workbook.ActiveSheet as Excel.Worksheet;

// 设置表头
worksheet.Cells[1, 1] = "姓名";
worksheet.Cells[1, 2] = "年龄";
worksheet.Cells[1, 3] = "性别";

// 填充数据
worksheet.Cells[2, 1] = "张三";
worksheet.Cells[2, 2] = 25;
worksheet.Cells[2, 3] = "男";

worksheet.Cells[3, 1] = "李四";
worksheet.Cells[3, 2] = 30;
worksheet.Cells[3, 3] = "女";

// 保存Excel文件
workbook.SaveAs("导出数据.xlsx");

// 关闭Excel应用程序
excelApp.Quit();