Spatie\Valuestore\Valuestore::flushStartingWith PHP Метод

    public function flushStartingWith(string $startingWith = '')
    {
        $newContent = [];
        if ($startingWith !== '') {
            $newContent = $this->filterKeysNotStartingWith($this->all(), $startingWith);
        }
        return $this->setContent($newContent);
    }