Asp.net obtains the cookie value

The cookie value is displayed on the Response surface, and the token is as follows: Public   Partial   Class _ Default: system. Web. UI. Page
{
Protected   Void Page_load ( Object Sender, eventargs E)
{
// Retrieve the value in the cookie Scott 20080610
If (Request. Cookies. Count >   0 )
{

Httpcookiecollection hcccookie= NewHttpcookiecollection ();
//Obtain the cookie from the receiver.
Hcccookie=Request. Cookies;

// Get all keys
String [] Sarr = Hcccookie. allkeys;
Response. Write ( " Hcccookie. allkeys data volume " + Sarr. Length + " <Br> " );
Httpcookie HC;
Int I =   1 ;
Foreach ( String Scookie In Request. Cookies. allkeys)
{
Response. Write ( " The "   + I +   " Value: <br> " );
HC = Hcccookie [scookie];
Response. Write (convertutf8 (scookie) +   " Whether the sub-key is included: "   + HC. haskeys +   " <Br> " );

// Determines whether a Shard has a sub-key. If yes, the values are obtained by following the operator.
If (HC. haskeys)
{
Response. Write ( " The sub-key value is: <br> " );
Foreach ( String Svar In HC. values)
{
String Cookiesubkey = Convertutf8 (svar );
String Cookiesubvalue = Convertutf8 (HC [svar]);
Response. Write (cookiesubkey +   " : "   + Cookiesubvalue +   " <Br> " );
}
}
// When no sub-key exists, the value is obtained directly.
Else
{
Response. Write (convertutf8 (scookie) +   " Value: "   + Convertutf8 (HC. value) +   " <Br> " );
}

I++;
}
}
}

///   <Summary>
/// Convert content into utf8
///   </Summary>
///   <Param name = "asvalue"> </param>
///   <Returns> </returns>
Private   String Convertutf8 ( String Asvalue)
{
System. Text. Encoding encvalue = System. Text. encoding. getencoding ( " UTF-8 " );
// Httputility: provides methods for encoding and decoding URLs when processing Web requests.
String Sreturn = Httputility. urldecode (asvalue, encvalue );
Return Sreturn;
}
}