What is the link to log out on WordPress?

Yes, the code on your login.php?action=logout page can call wp_logout() to log out.

You probably also want to hook the logout_url filter to generate your new logout URL, else menu bars and the admin site will still try to use wp_login.php.

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)