showpic.aspx.cs中代码:
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;
using System.Data.SqlClient;
public partial class upfile_ToDB_ShowPic : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
string id = Request.QueryString["id"];
if (id != null && id.CompareTo("") != 0)
{
string connStr = ConfigurationManager.ConnectionStrings["ConnString"].ConnectionString;
string SqlStr = "SELECT * FROM test02 where id = " + id;
DataSet ds = new DataSet();
try
{
SqlConnection conn = new SqlConnection(connStr);
if (conn.State.ToString() == "Closed") conn.Open();
SqlDataAdapter da = new SqlDataAdapter(SqlStr, conn);
da.Fill(ds, "test01");
if (conn.State.ToString() == "Open") conn.Close();
if (ds.Tables[0].Rows.Count > 0)
{
Response.BinaryWrite((byte[])ds.Tables[0].Rows[0]["pic"]);
Response.End();
}