yii\filters\AccessRule::matchIP PHP Метод

    protected function matchIP($ip)
    {
        if (empty($this->ips)) {
            return true;
        }
        foreach ($this->ips as $rule) {
            if ($rule === '*' || $rule === $ip || ($pos = strpos($rule, '*')) !== false && !strncmp($ip, $rule, $pos)) {
                return true;
            }
        }
        return false;
    }