Asp.net中DataTable导出到Excel的方法

这篇文章主要介绍“Asp.net中DataTable导出到Excel的方法”，在日常操作中，相信很多人在Asp.net中DataTable导出到Excel的方法问题上存在疑惑，小编查阅了各式资料，整理出简单好用的操作方法，希望对大家解答”Asp.net中DataTable导出到Excel的方法”的疑惑有所帮助！接下来，请跟着小编一起来学习吧！

复制代码 代码如下:

#region  DataTable导出到Excel
        /// <summary>
        /// DataTable导出到Excel
        /// </summary>
        /// <param name="pData">DataTable</param>
        /// <param name="pFileName">导出文件名</param>
        /// <param name="pHeader">导出标题以|分割</param>
        public static void DataTableExcel(System.Data.DataTable pData, string pFileName, string pHeader)
        {
            System.Web.UI.WebControls.DataGrid dgExport = null;
            // 当前对话
            System.Web.HttpContext curContext = System.Web.HttpContext.Current;
            // IO用于导出并返回excel文件
            System.IO.StringWriter strWriter = null;
            System.Web.UI.HtmlTextWriter htmlWriter = null;
            if (pData != null)
            {
                string UserAgent = curContext.Request.ServerVariables["http_user_agent"].ToLower();
                if (UserAgent.IndexOf("firefox") == -1)//火狐浏览器
                    pFileName = HttpUtility.UrlEncode(pFileName, System.Text.Encoding.UTF8);

                curContext.Response.AddHeader("Content-Disposition", "attachment; filename=" + pFileName + ".xls");
                curContext.Response.ContentType = "application/vnd.ms-excel";
                strWriter = new System.IO.StringWriter();
                htmlWriter = new System.Web.UI.HtmlTextWriter(strWriter);

                // 为了解决dgData中可能进行了分页的情况，需要重新定义一个无分页的DataGrid
                dgExport = new System.Web.UI.WebControls.DataGrid();
                dgExport.DataSource = pData.DefaultView;
                dgExport.AllowPaging = false;
                dgExport.ShowHeader = false;//去掉标题
                dgExport.DataBind();

                string[] arrHeader = pHeader.Split('|');
                string strHeader = "<table border=\"1\" style=\"background-color:Gray;font-weight:bold;\"><tr>";
                foreach (string j in arrHeader)
                {
                    strHeader += "<td>" + j.ToString() + "</td>";
                }
                strHeader += "</tr></table>";
                // 返回客户端
                dgExport.RenderControl(htmlWriter);
                string strMeta = "<meta http-equiv=\"content-type\" content=\"application/ms-excel; charset=UTF-8\"/>";
                curContext.Response.Write(strMeta + strHeader + strWriter.ToString());
                curContext.Response.End();
            }
        }
        #endregion

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