属性如何将对象从Javascript移动到asp.net？ [英] How a property can move an object from Javascript to asp.net?

问题描述

编程你好

i对asp.net和JavaScript有问题

如何将属性从Javascript移动到asp.net？

Hello to programming
i have problem to asp.net and JavaScript
How a property can move an object from Javascript to asp.net?

推荐答案

ASP.NET

============================ =======

ASP.NET
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<div id="content">
                    <div class="mygallery">
                        <div class="tn3 album">
                            <ol>
                                <asp:Repeater ID="Repeater1" runat="server">
                                    <ItemTemplate>
                                        <li>
                                            <h4>
                                                <button id="Label1" runat="server" class="lndwnld" onserverclick="Label1_Click" title='<%#Eval("Urldwnld") %>'>دانلود</button>
                                            </h4>
                                            <a class="a">
                                                <asp:Image ID="Image2" runat="server" ImageUrl='<%#Eval("Medium") %>' />
                                                <asp:Image ID="Image1" runat="server" ImageUrl='<%# Eval("PinNameMD5") %>' AlternateText='<%# Eval("alt_txt") %>' />
                                            </a>
                                        </li>
                                    </ItemTemplate>
                                </asp:Repeater>
                            </ol>
                        </div>
                    </div>
                </div>

================================= ===========

C＃-Code

==================== ========================

============================================
C#-Code
============================================

public void DwnldPc_JPG()
   {
      
       Button lbl = (Button)Repeater1.FindControl("Label1");
       string FilePath = lbl.Text;
       Response.ContentType = "image/jpeg";
       Response.AppendHeader("Content-Disposition", "attachment; filename='" + FilePath + "'");
       Response.TransmitFile(FilePath);
       Response.End();
   }
   protected void Label1_Click(object sender, EventArgs e)
   {
       DwnldPc_JPG();
   }

请清楚提供代码和expplain问题

Please provide code and expplain problem clearly

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