GridView导出到Excel或Word文件的C#代码

前台代码：

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="ExportDemo.aspx.cs" Inherits="ExportDemo" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head id="Head1" runat="server">
    <title>GridView导出到Excel或Word文件</title>
</head>
<body>
    <form id="form1" runat="server">
        <div>
            <asp:GridView ID="gvPersonList" runat="server" AutoGenerateColumns="False">
                <Columns>
                    <asp:BoundField DataField="Id" HeaderText="编号" />
                    <asp:BoundField DataField="Name" HeaderText="姓名" />
                    <asp:TemplateField HeaderText="性别">
                        <ItemTemplate>
                            <%# Eval("Sex").ToString()=="true"?"男":"女" %>
                        </ItemTemplate>
                    </asp:TemplateField>
                    <asp:BoundField DataField="Age" HeaderText="年龄" />
                    <asp:TemplateField HeaderText="婚否">
                        <ItemTemplate>
                            <%# Boolean.Parse(Eval("Married").ToString())==true?"是":"否" %>
                        </ItemTemplate>
                    </asp:TemplateField>
                </Columns>
            </asp:GridView>
            <asp:Button ID="btnToExcel" runat="server" OnClick="btnToExcel_Click" Text="导出到Excel" />
            <asp:Button ID="btnToWord" runat="server" OnClick="btnToWord_Click" Text="导出到Word" />
        </div>
    </form>
</body>
</html>

后台代码：

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;

public partial class ExportDemo : System.Web.UI.Page
{
private string firstName = "赵钱孙李周吴郑王冯陈诸卫蒋沈韩杨朱秦尤许何吕施张孔曹严华";
private string lastName = "猛勇刚强豹彪雁燕蓉菲";

    protected void Page_Load(object sender, EventArgs e)
    {
        if(!IsPostBack)
        {
            BindGridView();
        }
    }

    private void BindGridView()
    {
        DataTable myData = CreateDataTable();

Session["MyData"] = myData;

gvPersonList.DataSource = myData;

gvPersonList.DataBind();

    }
    private DataTable CreateDataTable()
    {
        DataTable data = new DataTable();

DataColumn dcld = new DataColumn("ID",typeof(Int32));

//设置ID列自增
dcld.AutoIncrement = true;

//设置ID列初始值为1
dcld.AutoIncrementSeed = 1;

//设置ID列递增步长值为1
dcld.AutoIncrementStep = 1;

//将ID列添加到Table中
data.Columns.Add(dcld);

data.Columns.Add(new DataColumn("Name",typeof(string)));

data.Columns.Add(new DataColumn("Age",typeof(Int32)));

data.Columns.Add(new DataColumn("Sex",typeof(bool)));

data.Columns.Add(new DataColumn("Married",typeof(bool)));

DataRow dataRow = null;

Random random = new Random();

        //随机生成20条记录
        for (int i = 0; i < 20; i++)
        {
            dataRow = data.NewRow();

//随机生成姓名
dataRow["Name"] = firstName.Substring(random.Next(firstName.Length), 1) + lastName.Substring(random.Next(lastName.Length), 1);

//随机产生介于20至100之间的年龄
int age = random.Next(20, 100);

dataRow["Age"] = age;

//随机设置性别
bool sex = (random.Next(100) % 2 == 0) ? true : false;

dataRow["Sex"] = sex;

            //男性结婚年龄大于22周岁，女性结婚年龄大于20周岁
            if (((sex == true) && age >= 22) || ((sex == false) && (age >= 20)))
            {
                dataRow["Married"] = (random.Next(500) % 2 == 0) ? true : false;
            }
            else
            {
                dataRow["Married"] = false;
            }

data.Rows.Add(dataRow);
}

return data;
}

    /// <summary>
    /// 导出为Excel文件
    /// </summary>
    /// <param name="sender"></param>
    /// <param name="e"></param>
    protected void btnToExcel_Click(object sender, EventArgs e)
    {
        Response.Clear();

Response.BufferOutput=true;

//设定输出的字符集
Response.Charset = "GB2312";

//假定导出的文件名为FileName.xls
Response.AppendHeader("Content-Disposition","attachment;filename=FileName.xls");

Response.ContentEncoding = System.Text.Encoding.GetEncoding("GB2312");

Response.ContentType = "application/ms-excel";

//关闭ViewState
EnableViewState = false;

System.Globalization.CultureInfo cultureInfo = new System.Globalization.CultureInfo("ZH-CN",true);

System.IO.StringWriter stringwriter = new System.IO.StringWriter(cultureInfo);

System.Web.UI.HtmlTextWriter textwriter = new System.Web.UI.HtmlTextWriter(stringwriter);

gvPersonList.RenderControl(textwriter);

//把Html写回浏览器
Response.Write(stringwriter.ToString());

        Response.End();
    }
    /// <summary>
    /// 导出为Word文件
    /// </summary>
    /// <param name="sender"></param>
    /// <param name="e"></param>
    protected void btnToWord_Click(object sender, EventArgs e)
    {
        Response.Clear();

Response.BufferOutput = true;

//设定输出的字符集
Response.Charset = "GB2312";

//假定输出的文件名为FileName.Doc
Response.AppendHeader("Content-Disposition","attachment;filename=FileName.doc");

Response.ContentEncoding = System.Text.Encoding.GetEncoding("GB2312");

//设置导出文件的格式
Response.ContentType = "application/ms-word";

//关闭ViewState
gvPersonList.EnableViewState = false;

System.Globalization.CultureInfo cultureInfo = new System.Globalization.CultureInfo("ZH-CN", true);

System.IO.StringWriter stringWriter = new System.IO.StringWriter(cultureInfo);

System.Web.UI.HtmlTextWriter textWriter = new System.Web.UI.HtmlTextWriter(stringWriter);

gvPersonList.RenderControl(textWriter);

// //把HTML写回浏览器
Response.Write(stringWriter.ToString());

Response.End();
}

　　//必须重写这个方法，方法体内不需任何操作，不然就会报错！

public override void VerifyRenderingInServerForm(Control contorl)
{ }
}