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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"];
}
2. ʹÓÃApplication ¶ÔÏó±äÁ¿
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private void Button1_Click(object sender, System.EventArgs e)
{
    Application["name"] = Label1.Text;
    Server.Transfer("b.aspx");
}
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private void Page_Load(object sender, EventArgs e)
{
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(1) ASP.NET µÄÊý¾ÝÑéÖ¤¿Õ¼þRegularExpressionValidator ʵÏÖÑéÖ¤FileUpLoadÉÏ´«ÎļþµÄÀàÐÍ
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        ValidationExpression="^([a-zA-Z]:\\)[0-9a-zA-Z\u4e00-\u9fa5\w\s\\!@#\$%^&\*\(\)_\+\-=\[\]{};'\,\.]*(.jpg|.JPG|.gif|.GIF|.bmp|.BMP)$"
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  string filename = FileUpload1.FileName;
        string savePath = Server.MapPath("../images/adverts/");
        string extension = Path.GetExtension(filename);
        string imageName = "";
        imageName = DateTime.Now.ToString("yyyyMMddhhmmss") + extension;
......

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            SmtpClient client = new SmtpClient(args[0]);
            // Specify the e-mail sender.
            // Create a mailing address that includes a UTF8 character
            // in the display name.
            MailAddress from = new MailAddress("jane@contoso.com",
               "Jane " + (char)0xD8+ " Clayton",
            System.Text.Encoding.UTF8);
            // Set destinations for the e-mail message.
        &nbs ......
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