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今天有空就把操作cookie的写了,虽然很简单,不过免得到时候忘记了,之前就是忘记了还很实验了一番才弄出来,郁闷了。
C#
<%@ Page Language="C#" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <script runat="server"> protected void Page_Load(object sender, EventArgs e) { StringBuilder sb = new StringBuilder(); // Get cookie from the current request. HttpCookie cookie = Request.Cookies.Get("DateCookieExample"); // Check if cookie exists in the current request. if (cookie == null) { sb.Append("Cookie was not received from the client. "); sb.Append("Creating cookie to add to the response. <br/>"); // Create cookie. cookie = new HttpCookie("DateCookieExample"); // Set value of cookie to current date time. cookie.Value = DateTime.Now.ToString(); // Set cookie to expire in 10 minutes. cookie.Expires = DateTime.Now.AddMinutes(10d); // Insert the cookie in the current HttpResponse. Response.Cookies.Add(cookie); } else { sb.Append("Cookie retrieved from client. <br/>"); sb.Append("Cookie Name: " + cookie.Name + "<br/>"); sb.Append("Cookie Value: " + cookie.Value + "<br/>"); sb.Append("Cookie Expiration Date: " + cookie.Expires.ToString() + "<br/>"); } Label1.Text = sb.ToString(); } </script> <html > <head runat="server"> <title>HttpCookie Example</title> </head> <body> <form id="form1" runat="server"> <div> <asp:Label id="Label1" runat="server"></asp:Label> </div> </form> </body> </html> |
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