將GridView內(nèi)容導出到Excel或Word中_.Net教程
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推薦:一個比較好看的網(wǎng)頁翻頁效果顯示效果:12345,點擊了4后又顯示,45678并轉(zhuǎn)到第4頁,如果總共有10頁, 顯示到678910就不再顯示了。 .aspx trtdalign=centerdivclass=tbl 【當前頁:asp:LabelID=lblcurpgrunat=server/asp:Label|總記錄數(shù):asp:LabelID=lblRecordrunat=server
前臺頁面:
- <%@ 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 runat="server">
- <title>GridView導出到Excel或Word文件——周公的博客:http://blog.csdn.net</title>
- </head>
- <body>
- <form id="form1" runat="server">
- <div>
- <asp:GridView ID="gvPersonList" runat="server" AutoGenerateColumns="False">
- <Columns>
- <asp:BoundField DataField="Id" HeaderText="編號" />
- <asp:BoundField DataField="Name" HeaderText="姓名" />
- <asp:TemplateField HeaderText="性別">
- <ItemTemplate>
- <%# Eval("Sex").ToString()=="true"?"男":"女" %>
- </ItemTemplate>
- </asp:TemplateField>
- <asp:BoundField DataField="Age" HeaderText="年齡" />
- <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="導出到Excel" />
- <asp:Button ID="btnToWord" runat="server" OnClick="btnToWord_Click" Text="導出到Word" />
- </div>
- </form>
- </body>
- </html>
后臺代碼:
- 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;
- /// <summary>
- /// 程序說明:這是一個GridView導出成Excel或者Word文件的實例。為了演示,我采用了自動生成DataTable,然后綁定。
- /// 同時為了初學者查看代碼方便,關(guān)鍵處我都做了注釋。
- /// 對程序說明,在asp.net 1.1中由于對控件呈現(xiàn)不是很嚴格,所以無需override void VerifyRenderingInServerForm(Control control)這個方法
- /// 但在asp.net2.0中,控件的校驗嚴格了,RenderControl代碼只有走正常流程在render方法中它自己調(diào)用才能成功,
- /// 在你自己寫的事件方法中調(diào)用就會出現(xiàn)這個錯誤。這個錯誤信息有點誤導,你明明寫在服務器控件Form內(nèi),它照樣會這樣提醒你,
- /// 實際上是asp.net2.0設(shè)置了內(nèi)部變量控制RenderControl不允許在Render方法之外被輕易調(diào)用。如果不override VerifyRenderingInServerForm
- /// 就會報錯。我們override void VerifyRenderingInServerForm(Control control)這個方法,里面不寫任何代碼即可
- /// 作者:周公
- /// 日期:2008-5-16
- /// 網(wǎng)址:http://blog.csdn.net/zhoufoxcn
- /// </summary>
- public partial class ExportDemo : System.Web.UI.Page
- {
- private string firstName = "趙錢孫李周吳鄭王馮陳諸衛(wèi)蔣沈韓楊朱秦尤許何呂施張孔曹嚴華";
- private string lastName = "猛勇剛強豹彪雁燕蓉菲";
- protected void Page_Load(object sender, EventArgs e)
- {
- if (!Page.IsPostBack)
- {
- BindGridView();
- }
- }
- private void BindGridView()
- {
- DataTable myData = CreateDataTable();
- Session["MyData"] = myData;
- gvPersonList.DataSource = myData;
- gvPersonList.DataBind();
- }
- //手動生成DataTable
- private DataTable CreateDataTable()
- {
- DataTable data = new DataTable();
- DataColumn dcId = new DataColumn("ID", typeof(Int32));
- //設(shè)置ID列自動遞增
- dcId.AutoIncrement = true;
- //設(shè)置ID列初始值為1
- dcId.AutoIncrementSeed = 1;
- //設(shè)置ID列遞增步長為1
- dcId.AutoIncrementStep = 1;
- //將ID列添加到DataTable中
- data.Columns.Add(dcId);
- data.Columns.Add(new DataColumn("Name", typeof(string)));
- data.Columns.Add(new DataColumn("Age", typeof(int)));
- data.Columns.Add(new DataColumn("Sex", typeof(bool)));
- data.Columns.Add(new DataColumn("Married", typeof(bool)));
- DataRow dataRow = null;
- Random random = new Random();
- //隨機生成20條記錄
- for (int i = 0; i < 20; i++)
- {
- datadataRow = data.NewRow();
- //隨機生成姓名
- dataRow["Name"] = firstName.Substring(random.Next(firstName.Length), 1) + lastName.Substring(random.Next(lastName.Length), 1);
- //隨即生成介于20至100之間的年齡
- int age = random.Next(20, 100);
- dataRow["Age"] = age;
- //隨即設(shè)置性別
- bool sex = (random.Next(100) % 2 == 0) ? true : false;
- dataRow["Sex"] = sex;
- if (((sex == true) && (age >= 22)) || ((sex == false) && (age >= 20)))//男性結(jié)婚年齡大于22周歲,女性結(jié)婚年齡大于20周歲
- {
- dataRow["Married"] = (random.Next(500) % 2 == 0) ? true : false;
- }
- else
- {
- dataRow["Married"] = false;
- }
- data.Rows.Add(dataRow);
- }
- return data;
- }
- //override掉這個方法
- public override void VerifyRenderingInServerForm(Control control)
- {
- //注釋掉下面的代碼,否則在asp.net2.0下會報錯(注:GridView是asp.net 2.0下的控件,1.1下一些控件也可以導出成Excel或者Word)
- //base.VerifyRenderingInServerForm(control);
- }
- protected void btnToExcel_Click(object sender, EventArgs e)
- {
- Response.Clear();
- Response.BufferOutput = true;
- //設(shè)定輸出的字符集
- Response.Charset = "GB2312";
- //假定導出的文件名為FileName.xls
- Response.AppendHeader("Content-Disposition", "attachment;filename=FileName.xls");
- Response.ContentEncoding = System.Text.Encoding.GetEncoding("GB2312");
- //設(shè)置導出文件的格式
- Response.ContentType = "application/ms-excel";
- //關(guān)閉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寫回瀏覽器
- Response.Write(stringWriter.ToString());
- Response.End();
- }
- //導出成Word文件
- protected void btnToWord_Click(object sender, EventArgs e)
- {
- Response.Clear();
- Response.BufferOutput = true;
- //設(shè)定輸出的字符集
- Response.Charset = "GB2312";
- //假定導出的文件名為FileName.doc
- Response.AppendHeader("Content-Disposition", "attachment;filename=FileName.doc");
- Response.ContentEncoding = System.Text.Encoding.GetEncoding("GB2312");
- ////設(shè)置導出文件的格式
- Response.ContentType = "application/ms-word";
- //關(guān)閉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寫回瀏覽器
- Response.Write(stringWriter.ToString());
- Response.End();
- }
- }
需要說明的是:在asp.net2.0環(huán)境下,VerifyRenderingInServerForm(Control control)這個方法不override的話,則會出現(xiàn)“錯誤提示:類型“GridView”的控件“GridView1”必須放在具有 runat=server 的窗體標記內(nèi)”這個錯誤。
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