public function BackendChain::invalidateAll in Drupal 9

Same name and namespace in other branches

1. 8 core/lib/Drupal/Core/Cache/BackendChain.php \Drupal\Core\Cache\BackendChain::invalidateAll()

Marks all cache items as invalid.

Invalid items may be returned in later calls to get(), if the $allow_invalid argument is TRUE.

Overrides CacheBackendInterface::invalidateAll

See also

\Drupal\Core\Cache\CacheBackendInterface::deleteAll()

\Drupal\Core\Cache\CacheBackendInterface::invalidate()

\Drupal\Core\Cache\CacheBackendInterface::invalidateMultiple()

File

core/lib/Drupal/Core/Cache/BackendChain.php, line 190

Class

BackendChain

Defines a chained cache implementation for combining multiple cache backends.

Namespace

Drupal\Core\Cache

Code

public function invalidateAll() {
  foreach ($this->backends as $backend) {
    $backend
      ->invalidateAll();
  }
}