session_start();$_SESSION[‘name‘] = ‘value‘;$_SESSION[‘name‘];unset($_SESSION[‘name‘]);session_destroy();
setcookie(‘name‘,‘value‘);$_COOKIE[‘name‘];setcookie(‘name‘,null);foreach($_COOKIE as $k=>$v){
setcookie($_COOKIE[$k],null);
}原文地址:http://blog.51cto.com/12173069/2124720