/** * Get current key, value or metadata. * * @return mixed */ public function current() { if ($this->mode == IteratorInterface::CURRENT_AS_SELF) { return $this; } $key = $this->key(); if ($this->mode == IteratorInterface::CURRENT_AS_VALUE) { return $this->storage->getItem($key); } elseif ($this->mode == IteratorInterface::CURRENT_AS_METADATA) { return $this->storage->getMetadata($key); } return $key; }
/** * Get metadata * * @param string $key * @return array|bool Metadata on success, false on failure */ public function getMetadata($key) { $options = $this->getOptions(); if ($options->getReadable() && $options->getClearStatCache()) { clearstatcache(); } return parent::getMetadata($key); }