rtCamp\WP\Nginx\Helper::required_wp_version PHP Method

        function required_wp_version()
        {
            global $wp_version;
            $wp_ok = version_compare($wp_version, $this->minium_WP, '>=');
            if ($wp_ok == FALSE) {
                add_action('admin_notices', create_function('', 'global $rt_wp_nginx_helper; printf (\'<div id="message" class="error"><p><strong>\' . __(\'Sorry, Nginx Helper requires WordPress %s or higher\', "nginx-helper" ) . \'</strong></p></div>\', $rt_wp_nginx_helper->minium_WP );'));
                add_action('network_admin_notices', create_function('', 'global $rt_wp_nginx_helper; printf (\'<div id="message" class="error"><p><strong>\' . __(\'Sorry, Nginx Helper requires WordPress %s or higher\', "nginx-helper" ) . \'</strong></p></div>\', $rt_wp_nginx_helper->minium_WP );'));
                return false;
            }
            return true;
        }