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HttpCookieCollection.GetKey Method

Returns the key (name) of the cookie at the specified numerical index.

Namespace:  System.Web
Assembly:  System.Web (in System.Web.dll)

public string GetKey(
	int index
)

Parameters

index
Type: System.Int32

The index of the key to retrieve from the collection.

Return Value

Type: System.String
The name of the cookie specified by index.

The following example returns each cookie from the cookie collection, checks whether it is named "LastVisit", and, if "LastVisit" is found, updates its value to the current date and time.

int loop1;

 HttpCookieCollection MyCookieCollection = Response.Cookies;

 for(loop1 = 0; loop1 < MyCookieCollection.Count; loop1++)
 {
    if(MyCookieCollection.GetKey(loop1) == "LastVisit")
    {
       MyCookieCollection[loop1].Value = DateTime.Now.ToString();
       MyCookieCollection.Set(MyCookieCollection[loop1]);
    }
 }
    

.NET Framework

Supported in: 4.6, 4, 3.5, 3.0, 2.0, 1.1, 1.0

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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