public partial class DataToExcel : System.Web.UI.Page
{
 protected void Page_Load(object sender, EventArgs e)
 {
 if (!this.IsPostBack)
 {
 this.Response.ContentType = "application/vnd.ms-excel"; 
 string ConnStr = "server=localhost;uid=sa;pwd=;database=northwind";
 SqlConnection Conn = new SqlConnection(ConnStr);
 Conn.Open();
 string sqlcmd = "select lastname,firstname,title, address, city from employees";
 SqlCommand cmd = new SqlCommand(sqlcmd, Conn);
 SqlDataAdapter adapter = new SqlDataAdapter(cmd);
 DataSet ds = new DataSet();
 adapter.Fill(ds);
 this.GridView1.DataSource = ds.Tables[0].DefaultView;
 this.GridView1.DataBind();
 }
 }
}
来源:网络

