C#導(dǎo)出生成excel文件的方法小結(jié)(xml,html方式)
直接貼上代碼,里面都有注釋
/// <summary>
/// xml格式生成excel文件并存盤;
/// </summary>
/// <param name="page">生成報表的頁面,沒有傳null</param>
/// <param name="dt">數(shù)據(jù)表</param>
/// <param name="TableTitle">報表標(biāo)題,sheet1名</param>
/// <param name="fileName">存盤文件名,全路徑</param>
/// <param name="IsDown">生成文件后是否提示下載,只有web下才有效</param>
public static void CreateExcelByXml(System.Web.UI.Page page, DataTable dt, String TableTitle, string fileName, bool IsDown)
{
StringBuilder strb = new StringBuilder();
strb.Append(" <html xmlns:o=\"urn:schemas-microsoft-com:office:office\"");
strb.Append("xmlns:x=\"urn:schemas-microsoft-com:office:excel\"");
strb.Append("xmlns=\"");
strb.Append(" <head> <meta http-equiv='Content-Type' content='text/html; charset=UTF-8'>");
strb.Append(" <style>");
strb.Append("body");
strb.Append(" {mso-style-parent:style0;");
strb.Append(" font-family:\"Times New Roman\", serif;");
strb.Append(" mso-font-charset:0;");
strb.Append(" mso-number-format:\"@\";}");
strb.Append("table");
//strb.Append(" {border-collapse:collapse;margin:1em 0;line-height:20px;font-size:12px;color:#222; margin:0px;}");
strb.Append(" {border-collapse:collapse;margin:1em 0;line-height:20px;color:#222; margin:0px;}");
strb.Append("thead tr td");
strb.Append(" {background-color:#e3e6ea;color:#6e6e6e;text-align:center;font-size:14px;}");
strb.Append("tbody tr td");
strb.Append(" {font-size:12px;color:#666;}");
strb.Append(" </style>");
strb.Append(" <xml>");
strb.Append(" <x:ExcelWorkbook>");
strb.Append(" <x:ExcelWorksheets>");
strb.Append(" <x:ExcelWorksheet>");
//設(shè)置工作表 sheet1的名稱
strb.Append(" <x:Name>" + TableTitle + " </x:Name>");
strb.Append(" <x:WorksheetOptions>");
strb.Append(" <x:DefaultRowHeight>285 </x:DefaultRowHeight>");
strb.Append(" <x:Selected/>");
strb.Append(" <x:Panes>");
strb.Append(" <x:Pane>");
strb.Append(" <x:Number>3 </x:Number>");
strb.Append(" <x:ActiveCol>1 </x:ActiveCol>");
strb.Append(" </x:Pane>");
strb.Append(" </x:Panes>");
strb.Append(" <x:ProtectContents>False </x:ProtectContents>");
strb.Append(" <x:ProtectObjects>False </x:ProtectObjects>");
strb.Append(" <x:ProtectScenarios>False </x:ProtectScenarios>");
strb.Append(" </x:WorksheetOptions>");
strb.Append(" </x:ExcelWorksheet>");
strb.Append(" <x:WindowHeight>6750 </x:WindowHeight>");
strb.Append(" <x:WindowWidth>10620 </x:WindowWidth>");
strb.Append(" <x:WindowTopX>480 </x:WindowTopX>");
strb.Append(" <x:WindowTopY>75 </x:WindowTopY>");
strb.Append(" <x:ProtectStructure>False </x:ProtectStructure>");
strb.Append(" <x:ProtectWindows>False </x:ProtectWindows>");
strb.Append(" </x:ExcelWorkbook>");
strb.Append(" </xml>");
strb.Append("");
strb.Append(" </head> <body> ");
strb.Append(" <table style=\"border-right: 1px solid #CCC;border-bottom: 1px solid #CCC;text-align:center;\"> <thead><tr>");
//合格所有列并顯示標(biāo)題
strb.Append(" <td style=\"text-align:center;background:#d3eeee;font-size:18px;\" colspan=\"" + dt.Columns.Count + "\" ><b>");
strb.Append(TableTitle);
strb.Append(" </b></td> ");
strb.Append(" </tr>");
strb.Append(" </thead><tbody><tr style=\"height:20px;\">");
if (dt != null)
{
//寫列標(biāo)題
int columncount = dt.Columns.Count;
for (int columi = 0; columi < columncount; columi++)
{
strb.Append(" <td style=\"width:110px;;text-align:center;background:#CCC;\"> <b>" + dt.Columns[columi] + " </b> </td>");
}
strb.Append(" </tr>");
//寫數(shù)據(jù)
for (int i = 0; i < dt.Rows.Count; i++)
{
strb.Append(" <tr style=\"height:20px;\">");
for (int j = 0; j < dt.Columns.Count; j++)
{
strb.Append(" <td style=\"width:110px;;text-align:center;\">" + dt.Rows[i][j].ToString() + " </td>");
}
strb.Append(" </tr>");
}
}
strb.Append(" </tbody> </table>");
strb.Append(" </body> </html>");
string ExcelFileName = fileName;
//string ExcelFileName = Path.Combine(page.Request.PhysicalApplicationPath, path+"/guestData.xls");
//報表文件存在則先刪除
if (File.Exists(ExcelFileName))
{
File.Delete(ExcelFileName);
}
StreamWriter writer = new StreamWriter(ExcelFileName, false);
writer.WriteLine(strb.ToString());
writer.Close();
//如果需下載則提示下載對話框
if (IsDown)
{
DownloadExcelFile(page, ExcelFileName);
}
}
---------
/// <summary>
/// web下提示下載
/// </summary>
/// <param name="page"></param>
/// <param name="filename">文件名,全路徑</param>
public static void DownloadExcelFile(System.Web.UI.Page page, string FileName)
{
page.Response.Write("path:" + FileName);
if (!System.IO.File.Exists(FileName))
{
MessageBox.ShowAndRedirect(page, "文件不存在!", FileName);
}
else
{
FileInfo f = new FileInfo(FileName);
HttpContext.Current.Response.Clear();
HttpContext.Current.Response.AddHeader("Content-Disposition", "attachment; filename=" + f.Name);
HttpContext.Current.Response.AddHeader("Content-Length", f.Length.ToString());
HttpContext.Current.Response.AddHeader("Content-Transfer-Encoding", "binary");
HttpContext.Current.Response.ContentType = "application/octet-stream";
HttpContext.Current.Response.WriteFile(f.FullName);
HttpContext.Current.Response.End();
}
}
需要cs類文件的可以去下載 點擊下載
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