C#將html table 匯出成excel執行個體

public void ProcessRequest (HttpContext context) {        string elxStr = "<table><tbody><tr><td>1</td><td>11</td></tr><tr><td>2</td><td>22</td></tr></tbody></table>";        context.Response.Clear();        context.Response.Buffer = true;        context.Response.AppendHeader("Content-Disposition", "attachment;filename=" + DateTime.Now.ToString("yyyyMMdd") + ".xls");        context.Response.ContentEncoding = System.Text.Encoding.UTF8;        context.Response.ContentType = "application/vnd.ms-excel";        context.Response.Write(elxStr);        context.Response.End();     }     public bool IsReusable {         get {             return false;         }     }