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Read data in Excel into the GridView

Source: Internet
Author: User
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1. Page code:

   1:  <%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default2.aspx.cs" Inherits="Default2" %>
   2:   
   3:  <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
   4:   
   5:  

   6:  

   7:      <title></title>


   8:  

   9:  <body>


  10:      <form id="form1" runat="server">


  11:      <div>


  12:      </div>


  13:      <asp:Panel ID="Panel1" runat="server" BorderWidth="3px">


  14:          <asp:GridView ID="GridView1" runat="server" 


  15:      AllowPaging="True" onpageindexchanging="GridView1_PageIndexChanging" 


  16:      Width="702px">


  17:          </asp:GridView>


  18:      </asp:Panel>


  19:      <p>


20: <asp: Button ID = "Button1" runat = "server" Text = "read data" onclick = "button#click"


  21:              style="height: 26px" />


  22:      </p>


  23:      </form>


  24:  </body>


  25:  



2. Execute the code


   1:  using System;


   2:  using System.Web.UI.WebControls;


   3:  using System.Data;


   4:  using System.Data.OleDb;


   5:   


   6:  public partial class Default2 : System.Web.UI.Page


   7:  {


   8:      protected void Page_Load(object sender, EventArgs e)


   9:      {


  10:   


  11:      }


  12:      protected void Button1_Click(object sender, EventArgs e)


  13:      {


  14:          GridView1.DataSource = CreateDataSource();


  15:          GridView1.DataBind();


  16:   


  17:      }


  18:      private DataSet CreateDataSource()


  19:      {


  20:          string connString;


  21:          connString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + Server.MapPath("Checklist.xls") + "; Extended Properties=Excel 8.0;";


  22:          OleDbConnection olecon = new OleDbConnection(connString);


  23:          OleDbDataAdapter myda = new OleDbDataAdapter("SELECT * FROM [Sheet1$]", connString);


  24:          DataSet myds = new DataSet();


  25:          myda.Fill(myds);


  26:          return myds;


  27:      }


  28:      protected void GridView1_PageIndexChanging(object sender, GridViewPageEventArgs e)


  29:      {


  30:          GridView1.PageIndex = e.NewPageIndex;


  31:          GridView1.DataSource = CreateDataSource();


  32:          GridView1.DataBind();


  33:      }


  34:  }

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