title: Export Grid view to excel and save excel file to folder
body: <p>I want to save excel file which export data of grid view. I have written code to export gridview data to excel but I don't know how to save exported file.</p>
  
  <p>Following is my code to export gridview into excel :</p>
  
  <pre><code>Response.Clear();
  Response.Buffer = true;
  Response.ContentType = "application/vnd.ms-excel";
  Response.AddHeader("content-disposition", "attachment;filename=MyFiles.xls");
  Response.Charset = "";
  this.EnableViewState = false;
  System.IO.StringWriter sw = new System.IO.StringWriter();
  System.Web.UI.HtmlTextWriter htw = new System.Web.UI.HtmlTextWriter(sw);
  gvFiles.RenderControl(htw);
  Response.Write(sw.ToString());
  Response.End();
  </code></pre>