public function CacheBackendInterface::invalidate

Marks a cache item as invalid.

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

Parameters

string $cid: The cache ID to invalidate.

See also

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

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

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

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

4 methods override CacheBackendInterface::invalidate()

BackendChain::invalidate in drupal/core/lib/Drupal/Core/Cache/BackendChain.php: Implements Drupal\Core\Cache\CacheBackendInterface::invalidate().
DatabaseBackend::invalidate in drupal/core/lib/Drupal/Core/Cache/DatabaseBackend.php: Implements Drupal\Core\Cache\CacheBackendInterface::invalidate().
MemoryBackend::invalidate in drupal/core/lib/Drupal/Core/Cache/MemoryBackend.php: Implements Drupal\Core\Cache\CacheBackendInterface::invalidate().
NullBackend::invalidate in drupal/core/lib/Drupal/Core/Cache/NullBackend.php: Implements Drupal\Core\Cache\CacheBackendInterface::invalidate().

File

drupal/core/lib/Drupal/Core/Cache/CacheBackendInterface.php, line 245: Definition of Drupal\Core\Cache\CacheBackendInterface.

Class

CacheBackendInterface: Defines an interface for cache implementations.

Namespace

Drupal\Core\Cache

Code

public function invalidate($cid);