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protected void Page_Load(object sender, EventArgs e)
{//把用户的昵称传到客户端显示,并将userID放到隐藏域
if (Session["UserID"] != null)
{
userid = Session["UserID"].ToString();
lab_Nickname.Text = Session["Nickname"].ToString();
//Response.Write(userid);
if (ViewState["userid"] == null)
{
ViewState["userid"] = userid;
}
else {
ViewState["userid"] ="";
}
public string postUserID()
{
if( userid!=null){
return userid;
}
else
{
return "";
}
}
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
ViewState["UserID"] = 1;
}
}
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title></title>
</head>
<body>
<form id="form1" runat="server">
<div>
<input id="Text1" type="text" value='<%=ViewState["UserID"] %>' /></div>
</form>
</body>
</html>