public NullBackend::invalidate($cid)
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 $cid: The cache ID to invalidate.
Overrides CacheBackendInterface::invalidate
See also
\Drupal\Core\Cache\CacheBackendInterface::delete()
\Drupal\Core\Cache\CacheBackendInterface::invalidateMultiple()
\Drupal\Core\Cache\CacheBackendInterface::invalidateAll()
File
- core/lib/Drupal/Core/Cache/NullBackend.php, line 70
Class
- NullBackend
- Defines a stub cache implementation.
Namespace
Drupal\Core\Cache
Code
public function invalidate($cid) { }
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