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¡¡¡¡¡¡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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private void Button1_Click(object sender, System.EventArgs e)
{
    string s_url;
    s_url = "b.aspx?name=" + Label1.Text;
    Response.Redirect(s_url);
}
b.aspxÖÐC#´úÂë
private void Page_Load(object sender, EventArgs e)
{
    Label2.Text = Request.QueryString["name"];
}
¡ï2. Ê¹ÓÃApplication ¶ÔÏó±äÁ¿
¡¡¡¡Application¶ÔÏóµÄ×÷Ó÷¶Î§ÊÇÕû¸öÈ«¾Ö£¬Ò²¾ÍÊÇ˵¶ÔËùÓÐÓû§¶¼ÓÐЧ¡£Æä³£Óõķ½·¨ÓÃLockºÍUnLock¡£
a.aspxµÄC#´úÂë
private void Button1_Click(object sender, System.EventArgs e)
{
 Application["name"] = Label1.Text;
 Server.Transfer("b.aspx");
}
b.aspxÖÐC#´úÂë
private void Page_Load(object sender, EventArgs e)
{
 string name;
 Application.Lock();
 name = Application["name"].ToString();
 Application.UnLock();
}
¡ï3. Ê¹ÓÃSession±äÁ¿
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a.aspxµÄC#´úÂë
private void Button1_Click(object sender, System.EventArgs e)
{
 Session["name"] = Label.Text;
}
b.aspxÖÐC#´úÂë
private void Page_Load(object sender, EventArgs e)
{
 string name;
 name = Session["name"].ToString();
}
¡ï4. Ê¹ÓÃCookie¶ÔÏó±äÁ¿
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using System.Web.UI.WebControls;
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{
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public class sqlServerConnection {
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