为什么这段代码无法显示两个图片?
using System;
using System.Web;
using System.IO;
using System.Data;
using System.Data.SqlClient;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using ImageIDAndMessage;
namespace ReadImage {
public class MainDisplay : System.Web.UI.Page {
public Label message;
public void Page_Load(System.Object sender, System.EventArgs e) {
message.Text = "wangleiyi";
int intPictureNum = 4;
string[] myStrArray = new string[4] { "7175457997288563037847616825509346729170", "7175457997288563037847616825509346729170", "4741049720761915572124204809525043077013", "9765546809580935813694157555961373184718" };
int intBase = 0;
//建立数据库链接
SqlConnection Con = new SqlConnection("user id=sa;password=;database=northwind;server=jet-server;Connect Timeout=30");
String SqlCmd = "SELECT * FROM ImageStore WHERE ImageID = @ImageID";
SqlCommand CmdObj = new SqlCommand(SqlCmd, Con);
CmdObj.Parameters.Add("@ImageID", SqlDbType.Char).Value = myStrArray[intBase+2];
Con.Open();
SqlDataReader SqlReader = CmdObj.ExecuteReader();
while (SqlReader.Read()){
Response.ContentType = (string)SqlReader["ImageContentType"];//设定输出文件类型
//输出图象文件二进制数制
Response.OutputStream.Write((byte[])SqlReader["ImageData"], 0, (int)SqlReader["ImageSize"]);
SqlReader.NextResult();
}
SqlReader.Close();
Response.End();
Con.Close();
//建立数据库链接
SqlConnection Con1 = new SqlConnection("user id=sa;password=;database=northwind;server=jet-server;Connect Timeout=30");
String SqlCmd1 = "SELECT * FROM ImageStore WHERE ImageID = @ImageID";
SqlCommand CmdObj1 = new SqlCommand(SqlCmd1, Con1);
CmdObj1.Parameters.Add("@ImageID", SqlDbType.Char).Value = myStrArray[intBase];
Con1.Open();
SqlDataReader SqlReader1 = CmdObj1.ExecuteReader();
while (SqlReader1.Read()){
Response.ContentType = (string)SqlReader1["ImageContentType"];//设定输出文件类型
//输出图象文件二进制数制
Response.OutputStream.Write((byte[])SqlReader1["ImageData"], 0, (int)SqlReader1["ImageSize"]);
SqlReader1.NextResult();
}
SqlReader1.Close();
Response.End();
Con1.Close();
}
}
}