Overtrue\Validation\Validator::callClassBasedReplacer PHP 메소드

    protected function callClassBasedReplacer($callback, $message, $attribute, $rule, $parameters)
    {
        list($class, $method) = explode('@', $callback);
        return call_user_func_array([$class, $method], array_slice(func_get_args(), 1));
    }