为什么图像在gridview中没有绑定? [英] why image is not binding in gridview?

问题描述

有人知道吗?

为什么图像未在gridview中绑定?

来源:

Can anyone know?

why image is not binding in gridview?

source:

<asp:TemplateField HeaderText="Company Logo">
                    <ItemTemplate>
                   <asp:Image ID="clogo" runat="server" ImageUrl='<%#Bind("clogo") %>' />
                    </ItemTemplate>
                    </asp:TemplateField>

.cs代码:

.cs code:

public void load_grid()
   {

       SqlConnection cn = new SqlConnection(ConfigurationManager.AppSettings["constring"].ToString());
       SqlCommand cmd = new SqlCommand("select * from tbl_company1 where cstatus='Active'", cn);
       SqlDataAdapter da = new SqlDataAdapter(cmd);
       DataSet ds = new DataSet();
       da.Fill(ds);
       grdviewcompany.DataSource = ds;
       grdviewcompany.DataBind();
       cn.Close();
   }

推荐答案

您不能将图像直接绑定到gridview.因为图像将字节数组格式存储在数据库中.因此，我们需要使用HttpHandler转换为人类可见的格式，然后绑定到gridview.




问候，
荒谬

Hi,
You cant bind straightly image to gridview. Because image stored byte array format in database. so, we need to convert as human visible format using HttpHandler, then bind to gridview.




Regards,
anbukrish

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