ExtAspNet从DataTable里导出Excel
- protected void btn_ToExcel_Click(object sender, EventArgs e)
- {
- Response.ClearContent();
- Response.AddHeader("content-disposition", "attachment; filename=MyExcelFile.xls");
- Response.ContentType = "application/excel";
- Response.Write(GetDataTableHtml((DataTable)ViewState["tt"]));
- Response.End();
- }
- private string GetDataTableHtml(DataTable dt)
- {
- StringBuilder sb = new StringBuilder();
- sb.Append("<table cellspacing=\"0\" rules=\"all\" border=\"1\" style=\"border-collapse:collapse;\">");
- sb.Append("<tr>");
- foreach (DataColumn column in dt.Columns)
- {
- sb.AppendFormat("<td>{0}</td>", column.Caption);
- }
- sb.Append("</tr>");
- foreach (DataRow row in dt.Rows)
- {
- sb.Append("<tr>");
- for (int i = 0; i < dt.Columns.Count;i++ )
- {
- string html = row[i].ToString();
- sb.AppendFormat("<td>{0}</td>", html);
- }
- sb.Append("</tr>");
- }
- sb.Append("</table>");
- return sb.ToString();
- }
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