using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data .SqlClient ;
using System.Data ;
public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
String sqlconn = "Server=.; DataBase=db; Integrated Security=SSPI ";
string sql = "select top 10 * from table";
SqlConnection myConnection = new SqlConnection(sqlconn);// Create a database connection instance
myConnection.Open(); // Open the database
SqlCommand myCommand = new SqlCommand(sql, myConnection);// create sql The instance of, execute 1 a sql
SqlDataAdapter Adapter = new SqlDataAdapter();// create 1 a sql Data adapter
Adapter.SelectCommand = myCommand;// Properties are set to Retrieve a record from a data source
DataSet myDs = new DataSet(); // Create an instance of the dataset
Adapter.Fill(myDs);// Populating data set
GridView1.DataSource = myDs.Tables[0].DefaultView;//
GridView1.DataBind();
// DataToExcel(" The test of cxcel", GridView1);
myConnection.Close();// Close the database connection
}
public void DataToExcel(string fileName, GridView myGridView)
{
// Define document type and character encoding
Response.Clear();
Response.Buffer = false;
//Response.Charset = "utf-8";
Response.Charset = "GB2312";
// The next line is very important, attachment The parameter representation is downloaded as an attachment, which you can change online Online open
//filename=FileFlow.xls Specify the name of the output file. Note that the extension matches the specified file type. It can be: .doc || .xls || .txt ||.htm
Response.AppendHeader("Content-Disposition", "attachment;filename=" + System.Web.HttpUtility.UrlEncode(fileName, System.Text.Encoding.UTF8) + ".xls");
Response.ContentEncoding = System.Text.Encoding.GetEncoding("utf-8");
//Response.ContentEncoding = System.Text.Encoding.GetEncoding("GB2312");
//Response.ContentType Specify file type Can I do for application/ms-excel || application/ms-word || application/ms-txt || application/ms-html || Or other browsers can directly support documents
Response.ContentType = "application/ms-excel";
this.EnableViewState = false;
//System.Globalization.CultureInfo myCItrad = new System.Globalization.CultureInfo("ZH-CN", true);
// define 1 An input stream
System.IO.StringWriter oStringWriter = new System.IO.StringWriter();
System.Web.UI.HtmlTextWriter oHtmlTextWriter = new System.Web.UI.HtmlTextWriter(oStringWriter);
// Bind the target data to the input stream output
myGridView.RenderControl(oHtmlTextWriter);
Response.Write(oStringWriter.ToString());
Response.End();
}
// The following empty statement 1 Must be added, otherwise "must be placed with. runat=server Within the form tag." The error
public override void VerifyRenderingInServerForm(Control control)
{
}
// Click on the event to generate excel
protected void Button1_Click(object sender, EventArgs e)
{
DataToExcel(" The test of cxcel", GridView1);
}
}