The browser sees that the cookie has expired and removes it. First an introduction to cookies, and a summary of document. They are accessible through the property document. None of the examples below will work if your browser has local cookies support turned off.
The data contained in a cookie is automatically transmitted between the web browser and the web server, so CGI scripts on the server can read and write cookie values that are stored on the client.
The server cannot remember if you identified yourself when you want to access protected pages, it cannot remember your user preferences, it cannot remember anything.
If this field is blank, no such restriction exists. The first is to "remember" information. Finally, to remove a cookie, set it with an expiry date before today. In many situations, using cookies is the most efficient method of remembering and tracking preferences, purchases, commissions, and other information required for better visitor experience or site statistics.
Expiry date Each cookie has an expiry date after which it is trashed. The domain tells the browser to which domain the cookie should be sent.
Someone chooses something on one page, and when they click to go to the next page, what they chose before is now posted there for them. Example Try the following. It illustrates how to extend the expiry date of a cookie by 1 Month. The above code will display all the cookies set on your machine. You can read more about that in my original cookie reference piece.
Instead the second one is added to document. Next Page What are Cookies? When a user visits a web page, his name can be stored in a cookie. Cookies are data, stored in small text files, on your computer. Reading Cookies Reading a cookie is just as simple as writing one, because the value of the document.
This is very nice sometimes, at other times it may somewhat endanger your privacy. My Cookie Script In Action First off, this script is one I put together by heavily borrowing from the cookie script submitted by Giedrius.
The cookie looks something like this: Set-Cookie: Count=1.