这篇文章主要介绍了如何将数据绑到gridview然后导成excel,需要的朋友可以参考下

1. 
   
2. using System;
   
3. using System.Collections.Generic;
   
4. using System.Linq;
   
5. using System.Web;
   
6. using System.Web.UI;
   
7. using System.Web.UI.WebControls;
   
8. using System.Data .SqlClient ;
   
9. using System.Data ;
   
10. 
    
11. public partial class _Default : System.Web.UI.Page
    
12. {
    
13. protected void Page_Load(object sender, EventArgs e)
    
14. {
    
15. String sqlconn = "Server=.; DataBase=db; Integrated Security=SSPI ";
    
16. string sql = "select top 10 * from table";
    
17. 
    
18. SqlConnection myConnection = new SqlConnection(sqlconn);// 创建数据库连接实例
    
19. 
    
20. myConnection.Open(); //打开数据库
    
21. 
    
22. SqlCommand myCommand = new SqlCommand(sql, myConnection);//创建sql的实例，执行一个sql
    
23. 
    
24. 
    
25. SqlDataAdapter Adapter = new SqlDataAdapter();//创建一个sql数据适配器
    
26. Adapter.SelectCommand = myCommand;//属性设置为 从数据源中检索记录
    
27. 
    
28. 
    
29. DataSet myDs = new DataSet(); //创建数据集实例
    
30. Adapter.Fill(myDs);//填充数据集
    
31. 
    
32. GridView1.DataSource = myDs.Tables[0].DefaultView;//
    
33. GridView1.DataBind();
    
34. 
    
35. // DataToExcel("测试的cxcel", GridView1);
    
36. myConnection.Close();//关闭数据库连接
    
37. }
    
38. public void DataToExcel(string fileName, GridView myGridView)
    
39. {
    
40. //定义文档类型、字符编码
    
41. Response.Clear();
    
42. Response.Buffer = false;
    
43. //Response.Charset = "utf-8";
    
44. Response.Charset = "GB2312";
    
45. //下面这行很重要， attachment 参数表示作为附件下载，您可以改成 online在线打开
    
46. //filename=FileFlow.xls 指定输出文件的名称，注意其扩展名和指定文件类型相符，可以为：.doc || .xls || .txt ||.htm
    
47. Response.AppendHeader("Content-Disposition", "attachment;filename=" + System.Web.HttpUtility.UrlEncode(fileName, System.Text.Encoding.UTF8) + ".xls");
    
48. Response.ContentEncoding = System.Text.Encoding.GetEncoding("utf-8");
    
49. //Response.ContentEncoding = System.Text.Encoding.GetEncoding("GB2312");
    
50. //Response.ContentType指定文件类型 可以为application/ms-excel || application/ms-word || application/ms-txt || application/ms-html || 或其他浏览器可直接支持文档
    
51. Response.ContentType = "application/ms-excel";
    
52. this.EnableViewState = false;
    
53. //System.Globalization.CultureInfo myCItrad = new System.Globalization.CultureInfo("ZH-CN", true);
    
54. //定义一个输入流
    
55. System.IO.StringWriter oStringWriter = new System.IO.StringWriter();
    
56. System.Web.UI.HtmlTextWriter oHtmlTextWriter = new System.Web.UI.HtmlTextWriter(oStringWriter);
    
57. //将目标数据绑定到输入流输出
    
58. myGridView.RenderControl(oHtmlTextWriter);
    
59. Response.Write(oStringWriter.ToString());
    
60. Response.End();
    
61. }
    
62. 
    
63. //下面这个空语句一定要加，否则会出现“必须放在具有 runat=server 的窗体标记内。”的错误
    
64. public override void VerifyRenderingInServerForm(Control control)
    
65. {
    
66. }
    
67. 
    
68. //点击事件，生成excel
    
69. protected void Button1_Click(object sender, EventArgs e)
    
70. {
    
71. DataToExcel("测试的cxcel", GridView1);
    
72. }
    
73. }

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这篇文章主要介绍了如何将数据绑到gridview然后导成excel,需要的朋友可以参考下

1. 
   
2. using System;
   
3. using System.Collections.Generic;
   
4. using System.Linq;
   
5. using System.Web;
   
6. using System.Web.UI;
   
7. using System.Web.UI.WebControls;
   
8. using System.Data .SqlClient ;
   
9. using System.Data ;
   
10. 
    
11. public partial class _Default : System.Web.UI.Page
    
12. {
    
13. protected void Page_Load(object sender, EventArgs e)
    
14. {
    
15. String sqlconn = "Server=.; DataBase=db; Integrated Security=SSPI ";
    
16. string sql = "select top 10 * from table";
    
17. 
    
18. SqlConnection myConnection = new SqlConnection(sqlconn);// 创建数据库连接实例
    
19. 
    
20. myConnection.Open(); //打开数据库
    
21. 
    
22. SqlCommand myCommand = new SqlCommand(sql, myConnection);//创建sql的实例，执行一个sql
    
23. 
    
24. 
    
25. SqlDataAdapter Adapter = new SqlDataAdapter();//创建一个sql数据适配器
    
26. Adapter.SelectCommand = myCommand;//属性设置为 从数据源中检索记录
    
27. 
    
28. 
    
29. DataSet myDs = new DataSet(); //创建数据集实例
    
30. Adapter.Fill(myDs);//填充数据集
    
31. 
    
32. GridView1.DataSource = myDs.Tables[0].DefaultView;//
    
33. GridView1.DataBind();
    
34. 
    
35. // DataToExcel("测试的cxcel", GridView1);
    
36. myConnection.Close();//关闭数据库连接
    
37. }
    
38. public void DataToExcel(string fileName, GridView myGridView)
    
39. {
    
40. //定义文档类型、字符编码
    
41. Response.Clear();
    
42. Response.Buffer = false;
    
43. //Response.Charset = "utf-8";
    
44. Response.Charset = "GB2312";
    
45. //下面这行很重要， attachment 参数表示作为附件下载，您可以改成 online在线打开
    
46. //filename=FileFlow.xls 指定输出文件的名称，注意其扩展名和指定文件类型相符，可以为：.doc || .xls || .txt ||.htm
    
47. Response.AppendHeader("Content-Disposition", "attachment;filename=" + System.Web.HttpUtility.UrlEncode(fileName, System.Text.Encoding.UTF8) + ".xls");
    
48. Response.ContentEncoding = System.Text.Encoding.GetEncoding("utf-8");
    
49. //Response.ContentEncoding = System.Text.Encoding.GetEncoding("GB2312");
    
50. //Response.ContentType指定文件类型 可以为application/ms-excel || application/ms-word || application/ms-txt || application/ms-html || 或其他浏览器可直接支持文档
    
51. Response.ContentType = "application/ms-excel";
    
52. this.EnableViewState = false;
    
53. //System.Globalization.CultureInfo myCItrad = new System.Globalization.CultureInfo("ZH-CN", true);
    
54. //定义一个输入流
    
55. System.IO.StringWriter oStringWriter = new System.IO.StringWriter();
    
56. System.Web.UI.HtmlTextWriter oHtmlTextWriter = new System.Web.UI.HtmlTextWriter(oStringWriter);
    
57. //将目标数据绑定到输入流输出
    
58. myGridView.RenderControl(oHtmlTextWriter);
    
59. Response.Write(oStringWriter.ToString());
    
60. Response.End();
    
61. }
    
62. 
    
63. //下面这个空语句一定要加，否则会出现“必须放在具有 runat=server 的窗体标记内。”的错误
    
64. public override void VerifyRenderingInServerForm(Control control)
    
65. {
    
66. }
    
67. 
    
68. //点击事件，生成excel
    
69. protected void Button1_Click(object sender, EventArgs e)
    
70. {
    
71. DataToExcel("测试的cxcel", GridView1);
    
72. }
    
73. }

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