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Since cookies are small files that are stored on user computers, you don’t have the ability to remove them as files. 1. I would use this technique for my current task in my application, but this would greatly complicate things. It is safest to set the cookie with a date that has already expired − Oddly enough it just decided to work, I might have done something I'm not sure about that fixed it, but all is good now (yay for programming lol). HTTP is a stateless protocol. 'visit'; When user visit first time this page, PHPSESSID cookie will be created and $_SESSION [‘count’] array will be empty, so $_SESSION [‘count’]+1 set the value 1. 2. and technology enthusiasts learning and sharing knowledge. In this snippet, we will provide you with the most accurate method to remove a cookie using PHP. php setcookie( “variable_name_of_cookie” , “varaible_value_of_cookie”, current_instance - … The syntax of the setcookie() function will look as follows: setcookie(name, value, expire, path, domain, secure, httponly). Got a pesky little issue here with cookies. In this expiration time set which will overwrite the previous set expires time. Here, the named cookie “userID” value has changed to “” and cookie “address” value has changed to “”. Does this line of code only work in IE or something? Cookies are small pieces of data that can be stored on the client/browser. I realise this has now been resolved.. but is it possible that the problem was something to do with the path of your cookies? So now all is well and thanks for the help nav33n as now I know how to delete cookies with php. setcookie('cookie_name'); Basically where not assigning any value to a cookie will delete it. Every time the user’s computer gets to request a page with a browser, a cookie will be sent, as well. Anyways, I wish this was the case, but it's not working. I'd like to thank those who took the time to share their knowledge/input. (This is just to save some time :P). Cookies names can be set as array names and will be available to your PHP scripts as arrays but separate cookies are stored on the user's system. Deleting cookies using the setcookie function in PHP The setcookie() function can actually accept up to six arguments, but only one argument is actually required — and that is the cookie name. Actually, there is not a way to directly delete a cookie. We're a friendly, industry-focused community of For example: Your login page was creating a cookie and directing the user to the members page within a subdirectory, then the logout page was trying to delete a cookie which existed in the subdirectory instead of the root where it was created? But you can delete them using a simple PHP script. To track important information (such as user preference, user activity etc.) It means that the cookie will still be active and available to that page even after deleting that cookie from the same page. But if you want to remove cookie data before that specific time than you can use below code. 2. setcookie ('username',$username,time ()+60*60*24*365); // 'Force' the cookie to exists $_COOKIE ['username'] = $username; xxxxxxxxxx. We equally welcome both specific questions as well as open-ended discussions. HTTP requests still include information about where you came from (HTTP Referer), your IP address, browser version, operating system, and other information. It may become necessary to expire a cookie before the expiration time such as when a user logs out of a cookie-based authentication web application. It is a small file, which the server embeds on the computer of the user. Do you have a re-direct on the logout.php script?

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