附加Id ="MyInput"和runat ="server"

并在后面的代码中
MyInput.Value = session ["MySession"].ToString();

attach Id="MyInput" and runat="server"

and in code behind
MyInput.Value=session["MySession"].ToString();

嗨
您可以使用Hiddenfield控件代替输入html控件.

Hi
You can use Hiddenfield control instead of input html control.