我有以下内容在c#的asp页面上添加了一个布局
chart_holder.Controls.Add(new LiteralControl("<div id='chart_location"+ i.ToString()+"'>" +
"<asp:Panel ID='chartbtns"+i.ToString() +
"'runat='server' Visible='true' >" +
"<div class='chart_button_container'>" +
"<div class='chart_buttons'> " +
"<ul class='menu2' >" +
"<li> <a href='#' class='chart_buttons_image_save' title='Save'></a>" +
"<ul><li> <asp:LinkButton ID='btnSaveXLSX" + i.ToString() + "' runat='server' oncommand='btnSaveXLSX_Click' CommandArgument='"+ i.ToString() +"' >Excel</asp:LinkButton></li> " +
"<li> <asp:LinkButton ID='SavePDF" + i.ToString() + "' runat='server' oncommand='btnSavePDF_Click' CommandArgument='" + i.ToString() + "'>PDF</asp:LinkButton></li>" +
"<li><asp:LinkButton ID='btnSaveimg" + i.ToString() + "' runat='server' oncommand='btnSaveimg_Click' CommandArgument='" + i.ToString() + "'>Image</asp:LinkButton> </li>" +
" </ul>" +
"</li>" + …Run Code Online (Sandbox Code Playgroud)