ChainedFastBackend::setMultiple

public ChainedFastBackend::setMultiple(array $items)

  $items = array(
    $cid => array(
      // Required, will be automatically serialized if not a string.
      'data' => $data,
      // Optional, defaults to CacheBackendInterface::CACHE_PERMANENT.
      'expire' => CacheBackendInterface::CACHE_PERMANENT,
      // (optional) The cache tags for this item, see CacheBackendInterface::set().
      'tags' => array(),
    ),
  );
  

public function setMultiple(array $items) {
  $this->consistentBackend->setMultiple($items);
  $this->markAsOutdated();
  // Don't write the cache tags to the fast backend as any cache tag
  // invalidation results in an invalidation of the whole fast backend.
  foreach ($items as &$item) {
    unset($item['tags']);
  }
  $this->fastBackend->setMultiple($items);
}