导出Exexcl类-优快云博客

本文介绍如何使用ASP.NET将GridView控件的数据导出为Excel文件，通过设置Response对象和利用HtmlTextWriter来实现数据的格式化输出。

前台：

<%@ Page Language="C#" AutoEventWireup="true" EnableEventValidation="false" CodeBehind="index1.aspx.cs" Inherits="benz_CSI.toExecl.index1" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

后台：

using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Xml.Linq;
namespace benz_CSI.toExecl
{
    public partial class index1 : System.Web.UI.Page
    {
        public override void VerifyRenderingInServerForm(Control control)
        {
            //base.VerifyRenderingInServerForm(control);
        }

        JiaFaAndXD jiafa = new JiaFaAndXD();
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                GridView1.DataSource = jiafa.GetList2("");
                GridView1.DataBind();
            }
        }

        private void ToExcel(GridView gv, string name)
        {
            Response.Clear();
            Response.AddHeader("content-disposition", "attachment;filename=" + HttpUtility.UrlEncode(name + ".xls", System.Text.Encoding.UTF8));
            Response.Charset = "gb2312";
            Response.ContentType = "application/vnd.xls";
            System.IO.StringWriter stringWrite = new System.IO.StringWriter();
            System.Web.UI.HtmlTextWriter htmlWrite = new HtmlTextWriter(stringWrite);

            gv.AllowPaging = false;//将分页等属性取消
            gv.AllowSorting = true;//将允许排序属性取消
            gv.PagerStyle.ForeColor = System.Drawing.Color.White;
            gv.FooterStyle.ForeColor = System.Drawing.Color.White;
            gv.RenderControl(htmlWrite);

            Response.Write(stringWrite.ToString());
            Response.End();
        }

        protected void btnToExL_Click(object sender, EventArgs e)
        {
            ToExcel(GridView1, "能量值");
        }
    }
}

转载于:https://www.cnblogs.com/wwy224y/p/execl.html