模板页中定义标题，关键词,子页面设置关键字和标题

HTML code

<head runat="server">
    <title>无标题页</title>
   <meta name="keywords" id="k1" content="1,2,3"/> 
</head>

子页面内容标题和关键字

C# code

  protected void Page_Load(object sender, EventArgs e)
        {
            this.Page.Title = "123";

            HtmlMeta k1 = (HtmlMeta)this.Header.FindControl("k1");
            if (k1 != null)
            {
                k1.Content = "新的keywords";
            }
            
         
        }