/** @return \Magento\Framework\App\CacheInterface|\Magento\Framework\App\Cache */ protected function cache() { return df_cache(); }
/** * 2016-07-18 * @param mixed $data * @param string $key * @param string[] $tags [optional] * @param int|null $lifeTime [optional] * @return bool */ function df_cache_save($data, $key, $tags = [], $lifeTime = null) { return df_cache()->save($data, $key, $tags, $lifeTime); }