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C# 我当前正在检索图像的路径,如何检索图像本身?_C#_Asp.net_Image - Fatal编程技术网

C# 我当前正在检索图像的路径,如何检索图像本身?

C# 我当前正在检索图像的路径,如何检索图像本身?,c#,asp.net,image,C#,Asp.net,Image,我正在使用asp.net,因此没有picturebox protectedvoid lnk\u OnClick(对象发送方,事件参数e) { int-AdvertisementID=Convert.ToInt32((发送者作为链接按钮).CommandArgument); if(sqlCon.State==ConnectionState.Closed) sqlCon.Open(); SqlDataAdapter sqlDa=新的SqlDataAdapter(“ViewByID”,sqlCon)

我正在使用asp.net,因此没有picturebox

protectedvoid lnk\u OnClick(对象发送方,事件参数e)
{
int-AdvertisementID=Convert.ToInt32((发送者作为链接按钮).CommandArgument);
if(sqlCon.State==ConnectionState.Closed)
sqlCon.Open();
SqlDataAdapter sqlDa=新的SqlDataAdapter(“ViewByID”,sqlCon);
sqlDa.SelectCommand.CommandType=CommandType.StoredProcess;
sqlDa.SelectCommand.Parameters.AddWithValue(“@AdvertisementID”,AdvertisementID);
DataTable dtbl=新DataTable();
sqlDa.Fill(dtbl);
sqlCon.Close();
hfContactID.Value=AdvertisementID.ToString();
AdsTb.Text=dtbl.Rows[0][“AdvertisementID”].ToString();
itemTb.Text=dtbl.Rows[0][“Item”].ToString();
ImageTb.Text=dtbl.Rows[0][“ImgPath”].ToString();
ButSave.Text=“更新”;
btnDelete.Enabled=true;

}
您只需使用如下标记将图像控件添加到您的aspx页面

<asp:Image id="Image1" runat="server"  AlternateText="Image text"  ImageAlign="left" />

嗨,贾,你能告诉我们你试过什么吗?一个简单的谷歌搜索会给你所有的信息details@JiaHao,请看我刚刚贴出的答案,上面有详细的解释。@JiaHao,如果它解决了你的问题,请把它标记为答案。
protected void lnk_OnClick(object sender, EventArgs e)
    {
        int AdvertisementID = Convert.ToInt32((sender as LinkButton).CommandArgument);
        if (sqlCon.State == ConnectionState.Closed)
            sqlCon.Open();
        SqlDataAdapter sqlDa = new SqlDataAdapter("ViewByID", sqlCon);
        sqlDa.SelectCommand.CommandType = CommandType.StoredProcedure;
        sqlDa.SelectCommand.Parameters.AddWithValue("@AdvertisementID", AdvertisementID);
        DataTable dtbl = new DataTable();
        sqlDa.Fill(dtbl);
        sqlCon.Close();
        hfContactID.Value = AdvertisementID.ToString();
        AdsTb.Text = dtbl.Rows[0]["AdvertisementID"].ToString();
        itemTb.Text = dtbl.Rows[0]["Item"].ToString();
        ImageTb.Text = dtbl.Rows[0]["ImgPath"].ToString();
        //set image url of image control to display the image
        Image1.ImageUrl =  ImageTb.Text;
        ButSave.Text = "Update";
        btnDelete.Enabled = true;
    }