长数字正常导入Excel

    技术2022-05-11  21

     长数字正常导入Excel

    例子程序如下:           string data1 = "000000001";         long data2 = 123456789123456789;         System.IO.StringWriter sw = new System.IO.StringWriter();         sw.WriteLine("原数字1/t转换后数字1/t原数字2/t转换数字2");         for (int i = 0; i < 10; i++)         {             //sw.WriteLine(data1 + "/t" + "=/"" + data1 + "/"/t" + data2 + "/t" + "=/"" + data2.ToString() + "/"");             sw.WriteLine( "=/"" + data1 + "/"");         }         sw.Close();         Response.Buffer = true;         Response.Charset = "";         Response.AppendHeader("Content-Disposition", "attachment;filename=aa.xls");         Response.ContentType = "application/ms-excel";//设置输出文件类型为excel文件。         Response.ContentEncoding = System.Text.Encoding.GetEncoding("GB2312");//设置输出流为简体中文         Response.Write(sw);         Response.End();  

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