添加引用com，Microsoft Excel 11.0 Object Library 1.5 C:\Program Files\Microsoft Office\OFFICE11\EXCEL.EXE
Excel.Application app = new Excel.Application();
app.Workbooks.Open("D:\\Demo1.xls");
Excel.Worksheet ws = app.Worksheets[1];
Excel.Range er = ws.get_Range(ws.Cells[14, 11], ws.Cells[14, 11]);
er.Value2 = "内容";
内容全部来源于网络收集，如有侵权，请联系网站删除：QQ：24596024