login-out.php

<?php add_filter( 'wp_nav_menu_items', 'add_loginout_link', 10, 2 ); function add_loginout_link( $items, $args ) { if (is_user_logged_in() && $args->theme_location == 'primary') { $items .= '<li><a href="'. wp_logout_url() .'">Log Out</a></li>'; } elseif (!is_user_logged_in() && $args->theme_location == 'primary') { $items .= '<li><a href="'. site_url('wp-login.php') .'">Log In</a></li>'; } return $items; }