Neos\Cache\Backend\SimpleFileBackend::rewind PHP Method

    public function rewind()
    {
        if ($this->cacheFilesIterator === null) {
            $this->cacheFilesIterator = new \DirectoryIterator($this->cacheDirectory);
        }
        $this->cacheFilesIterator->rewind();
        while (substr($this->cacheFilesIterator->getFilename(), 0, 1) === '.' && $this->cacheFilesIterator->valid()) {
            $this->cacheFilesIterator->next();
        }
    }