Delete a cookie

setcookie($cookieName, $cookieValue, 0, "/", " .$myDomain");

How can I delete the cookie which is set by the code above?

Setting its expiration to some time in the past should clear it:


Also note that this will only clear the cookie for the NEXT pageload. You may also want to clear out the $_COOKIE array if you want to get rid of information from the current pageload.