Pass php variables to enqueued js script

pass_php_var_to_js_wordpress.php

/* Custom script with no dependencies, enqueued in the header */
add_action('wp_enqueue_scripts', 'reem_enqueue_custom_js');
function reem_enqueue_custom_js() {
    $loggedIn = (int) is_user_logged_in();
    $locale = get_locale();
    wp_enqueue_script('custom', get_stylesheet_directory_uri().'/js/custom.js');
    wp_localize_script('custom', 'custom_vars', array(
            'loggedIn' => $loggedIn,
            'locale' => $locale,
            'siteUrl' => site_url()
        )
    );
}

custom.js code:

jQuery(document).ready(function($) {
console.log(custom_vars)
})