Neos\Flow\Reflection\ReflectionService::filterArrayByClassesInNamespace PHP Метод

    protected function filterArrayByClassesInNamespace(array $array, $packageNamespace)
    {
        // TODO: With PHP 5.6 the closure function can get the key for filtering.
        return array_filter($array, function ($item) use(&$array, $packageNamespace) {
            $className = key($array);
            next($array);
            return strpos($className, $packageNamespace) === 0;
        });
    }