如何使用C#在Excel .xlsx文件的行列组合单元格中输入值？

using Excel = Microsoft.Office.Interop.Excel;

Excel.Application excelApp = new Excel.Application();
Excel.Workbook workbook = excelApp.Workbooks.Add();

Excel.Worksheet worksheet = workbook.ActiveSheet;

string startCell = "A1"; // 起始单元格
string endCell = "C3"; // 结束单元格
Excel.Range range = worksheet.Range[startCell, endCell];

range.Value = "Hello World";

workbook.SaveAs("路径/文件名.xlsx");
workbook.Close();
excelApp.Quit();

using Excel = Microsoft.Office.Interop.Excel;

Excel.Application excelApp = new Excel.Application();
Excel.Workbook workbook = excelApp.Workbooks.Add();
Excel.Worksheet worksheet = workbook.ActiveSheet;

string startCell = "A1";
string endCell = "C3";
Excel.Range range = worksheet.Range[startCell, endCell];

range.Value = "Hello World";

workbook.SaveAs("路径/文件名.xlsx");
workbook.Close();
excelApp.Quit();