One, create a new empty site, add a default.aspx
<%@ page language= "C #" autoeventwireup= "true" codefile= "Default.aspx.cs" inherits= "_default"%>
<! DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 transitional//en" "Http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd ">
<title></title>
<body>
<form id= "Form1" runat= "Server" >
<div>
<asp:label id= "Label1" runat= "Server" ></asp:Label>
</div>
</form>
</body>
Two, enter Default.aspx.cs add code
protected void Page_Load (object sender, EventArgs e)
{
StringBuilder sb = new StringBuilder ();
Get a cookie from the current request
HttpCookie cookie = Request.Cookies.Get ("cookie");
Check if the cookie exists
if (cookie = = null)
{
Sb. Append ("No cookie received on the client");
Sb. Append ("Add the cookie value that can be put back <br/>");
Create a cookie
cookie = new HttpCookie ("Cookie");
Set the value of the cookie to the current time
Cookies. Value = DateTime.Now.ToString ();
Set cookies that expire within 10 minutes.
Cookies. Expires = DateTime.Now.AddMinutes (10d);
Insert a cookie in the current HTTP response
RESPONSE.COOKIES.ADD (cookie);
}
Else
{
Sb. Append ("Cookie <br/> received from the client");
Sb. Append ("Cookie name:" + cookie.) Name + "<br/>");
Sb. Append ("Cookie value:" + cookie.) Value + "<br/>");
Sb. Append ("Cookie expiry time:" +
Cookies. Expires.tostring () + "<br/>");
}
Label1.Text = sb. ToString ();
}
Third, right-click Browse, note because the first browser is not generated cookie, you need to refresh to see the effect
Simple use of cookies
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