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1.  ʹÓÃQueryString±äÁ¿
QueryStringÊÇÒ»Öַdz£¼òµ¥µÄ´«Öµ·½Ê½£¬Ëû¿ÉÒÔ½«´«Ë͵ÄÖµÏÔʾÔÚä¯ÀÀÆ÷µÄµØÖ·À¸ÖС£Èç¹ûÊÇ´«µÝÒ»¸ö»ò¶à¸ö°²È«ÐÔÒªÇ󲻸߻òÊǽṹ¼òµ¥µÄÊýֵʱ£¬¿ÉÒÔʹÓÃÕâ¸ö·½·¨¡£µ«ÊǶÔÓÚ´«µÝÊý×é»ò¶ÔÏóµÄ»°£¬¾Í²»ÄÜÓÃÕâ¸ö·½·¨ÁË¡£ÏÂÃæÊÇÒ»¸öÀý×Ó£º
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{
    string s_url;
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}
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private void Page_Load(object sender, EventArgs e)
{
    Label2.Text = Request.QueryString["name"];
}
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{
    Application["name"] = Label1.Text;
    Server.Transfer("b.aspx");
}
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private void Page_Load(object sender, EventArgs e)
{
    string name;
    Application.Lock();
    name = Application["name"].ToString();
    Application.UnLock();
}
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{
    Session["name"] = Label.Text;
}
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{
    string name;
    name = Session["name"].ToString();
}
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