세션 종료

<?php

// Initialize the session.

// If you are using session_name("something"), don't forget it now!

session_start();

// Unset all of the session variables.

$_SESSION = array();

// If it's desired to kill the session, also delete the session cookie.

// Note: This will destroy the session, and not just the session data!

if (ini_get("session.use_cookies")) {

    $params = session_get_cookie_params();

    setcookie(session_name(), '', time() - 42000,

        $params["path"], $params["domain"],

        $params["secure"], $params["httponly"]

    );

}

// Finally, destroy the session.

session_destroy();

?>

출처 : http://stackoverflow.com/questions/18710946/ending-phpsessid-cookie-sessions